Choose an indoor anchor
In Donegal, even a promising weather day can turn quickly. Pick a venue that feels complete indoors, so the ceremony, meal and speeches can all work comfortably if wind or rain rules out an outdoor drinks reception.
May leads this report’s historical sunshine ranking for Donegal, using weather data from 2016-2025. Compare the rainfall and temperatures below before choosing a date.
The ranking uses the average of each calendar day’s median sunshine hours. It describes past conditions, so keep a wet-weather plan for your wedding day.
Weather data: Open-Meteo, CC BY 4.0; aggregated and ranked by Dropory. See a worked London weather analysis.
May stands out as the most balanced month for a wedding in Donegal: it leads the historical record with 9.99 average daily sunshine hours, yet temperatures are still comfortable rather than summer-pressured. That makes it especially useful if you want scenery, portraits and outdoor drinks without the heavier visitor traffic of peak summer. The trade-off is that Donegal’s Atlantic weather can still turn quickly, so the strongest plans pair a view with a solid indoor option.
This report uses historical weather data from 2016-2025, so the rankings are a useful planning signal rather than a promise for any specific year. In Donegal, weather is only part of the decision: venue access, guest travel times, and local tourism peaks can matter just as much. A date that looks strong on paper may still be harder if it collides with bank holidays, school breaks, or a busy coastal weekend.
May is the highest-ranked month for Donegal, and the numbers explain why: it averages 9.99 daily sunshine hours, with a typical maximum temperature of 15°C. That combination gives you the best chance of bright photographs, relaxed arrival times and a ceremony that feels fresh rather than chilly. It is still wise to plan for a breeze or a passing shower, especially if you are using a clifftop, garden or marquee setting. If you like the idea of long light without the fuller summer crowds, May is the month to shortlist first.
The strongest historical date is 11 May, which recorded 12.55 sunshine hours, 5.7 precipitation hours and a maximum temperature of 14.6°C. On paper that is a very wedding-friendly spring day for Donegal: bright enough for outdoor portraits and comfortable enough for layered guest outfits, but not so warm that you need to worry about overheating in formal wear. It is still only one date within a 2016-2025 record, so treat it as an indicator rather than a guarantee. If you are considering a Saturday, 06 May 2028 is the strongest planned option, with 11.67 sunshine hours and just 3.8 precipitation hours.
For Donegal, always confirm your chosen date against local accommodation, ferry or flight connections, and any nearby festival or holiday traffic before you commit. A seemingly good weather day can still be awkward if rooms are scarce or roads are busier than expected. Build in a backup ceremony space and a flexible photography plan so a change in wind or rain does not affect the whole day.
Keep reading to view the best day to get married, hours of rain per day and average high temperature per day in Donegal, Ulster, Ireland for every month in 2026, 2027 and 2028:
Weather history is most useful when combined with the realities of planning a celebration here. These checks can help turn the report into a date that works for you and your guests.
In Donegal, even a promising weather day can turn quickly. Pick a venue that feels complete indoors, so the ceremony, meal and speeches can all work comfortably if wind or rain rules out an outdoor drinks reception.
Summer weekends can bring tourism pressure, especially around the coast. Lock in hotel rooms, guesthouses and transport as soon as your date is fixed, and share options with guests who may be travelling from outside the county.
The best dates in this report are as much about sunshine as temperature. Build your photography timeline around daylight and choose a first-look or early portrait slot if you want to use the brighter part of the day well.
Before confirming a date, check for bank holidays, school breaks, races, festivals or major community events that could affect traffic and rooms. In a smaller place like Donegal, a busy weekend can have a bigger impact than the weather itself.
May currently ranks highest in Dropory's historical analysis for Donegal, Ulster, Ireland. Use the result alongside venue availability, guest travel and your preferred wedding style.
11 May currently has the strongest historical weather result in this report. Past patterns cannot guarantee future conditions, so keep a suitable indoor or covered option available.
Dropory compares daily sunshine, precipitation and temperature history to rank months, dates and Saturdays, then combines those signals with practical local planning guidance.
Spring usually gives the better balance. May is the highest-ranked month in this report, with 9.99 average daily sunshine hours, while June and July are warmer but also less reliable for dry outdoor plans. If you want bright photos without peak-season pressure, late spring is often the strongest compromise.
It is always a weather-managed choice rather than a safe assumption. The historical record from 2016-2025 shows that even the strongest dates still include some precipitation hours, so a covered ceremony space, umbrellas and a quick indoor fallback are essential. That is especially true outside April and May.
Treat travel and accommodation as part of the wedding plan, not an afterthought. Donegal can be busy in summer and journeys can take longer than guests expect, especially if they are coming by road from other parts of Ireland. Share arrival guidance early and avoid overly tight timing between ceremony and reception.
Use these buttons to select the year you're planning your event in. Use the °F / °C buttons to choose your preferred temperature scale.
The sun shows you the median hours of sunny weather & clear skies on this day in the last 10 years
The thermometer shows you the average max temperature on this day during the last 10 years
The drop shows you the median hours of rainfall / precipitation on this day during the last 10 years
Donegal, Ulster, Ireland
Top date in January, 2027:
22 January
Top dates with the most sunshine
22 January
- 4 median hours of sunny weather
07 January
- 3.9 median hours of sunny weather
29 January
- 3.8 median hours of sunny weather
30 January
- 3.6 median hours of sunny weather
08 January
- 3.6 median hours of sunny weather
Top Saturdays in January 2027
30 January
- 3.6 median hours of sunny weather
02 January
- 3 median hours of sunny weather
09 January
- 2.6 median hours of sunny weather
16 January
- 2.6 median hours of sunny weather
23 January
- 2.1 median hours of sunny weather
Based on data from: 2016-2025
01
46 °F
3.4 h
9.5 h
02
44 °F
3 h
9.9 h
03
45 °F
2.6 h
8.7 h
04
44 °F
3.4 h
8.1 h
05
44 °F
2.3 h
5.4 h
06
44 °F
2.8 h
10.3 h
07
44 °F
3.9 h
9.5 h
08
42 °F
3.6 h
6.2 h
09
42 °F
2.6 h
8.3 h
10
46 °F
2.9 h
9.3 h
11
45 °F
2.4 h
10.2 h
12
43 °F
2.7 h
11.3 h
13
46 °F
1.7 h
10.2 h
14
45 °F
2.9 h
10.6 h
15
45 °F
2.2 h
10.4 h
16
45 °F
2.6 h
9.4 h
17
42 °F
2.7 h
4.9 h
18
44 °F
2.8 h
7.9 h
19
44 °F
3.6 h
5.5 h
20
43 °F
3.2 h
4.1 h
21
47 °F
1.4 h
10.8 h
22
45 °F
4 h
8.6 h
23
46 °F
2.1 h
8.1 h
24
47 °F
2.9 h
10.9 h
25
48 °F
3.4 h
11 h
26
46 °F
2.7 h
12.4 h
27
45 °F
3.1 h
9.9 h
28
47 °F
1.8 h
13.7 h
29
46 °F
3.8 h
10.2 h
30
45 °F
3.6 h
7.5 h
31
46 °F
2.2 h
14.1 h
January is the quietest-feeling time of year in Donegal, but it is not an easy month for an outdoor wedding. Historical averages show just 2.84 sunshine hours a day, 9.25 precipitation hours and a maximum temperature of 7.15°C, so conditions are firmly in indoor-plan territory. The upside is availability: venues, suppliers and accommodation are often less pressured than in summer. If you do marry now, choose a cosy venue with good heating, short travel between ceremony and reception, and a strong wet-weather portrait route.
Donegal, Ulster, Ireland
Top date in February, 2027:
25 February
Top dates with the most sunshine
25 February
- 6.5 median hours of sunny weather
27 February
- 6.2 median hours of sunny weather
24 February
- 5.9 median hours of sunny weather
23 February
- 5.8 median hours of sunny weather
26 February
- 5.7 median hours of sunny weather
Top Saturdays in February 2027
27 February
- 6.2 median hours of sunny weather
20 February
- 4.2 median hours of sunny weather
06 February
- 3.9 median hours of sunny weather
13 February
- 3.7 median hours of sunny weather
Based on data from: 2016-2025
01
46 °F
4 h
11.5 h
02
46 °F
2.7 h
14.8 h
03
46 °F
4.2 h
14.4 h
04
46 °F
3.6 h
8.3 h
05
46 °F
3.1 h
10.9 h
06
45 °F
3.9 h
8.1 h
07
44 °F
3.4 h
9.6 h
08
44 °F
3.4 h
13.2 h
09
43 °F
4.9 h
10.5 h
10
43 °F
4.9 h
8.2 h
11
42 °F
5.6 h
8.2 h
12
44 °F
5.6 h
9.4 h
13
45 °F
3.7 h
8.2 h
14
48 °F
4.7 h
8.3 h
15
48 °F
4.4 h
13.1 h
16
48 °F
2.7 h
13.4 h
17
47 °F
4.4 h
12.8 h
18
46 °F
3.8 h
13.8 h
19
50 °F
1.2 h
12.9 h
20
50 °F
4.2 h
13.3 h
21
50 °F
3.9 h
13.4 h
22
48 °F
5.1 h
12.5 h
23
47 °F
5.8 h
10.5 h
24
47 °F
5.9 h
9 h
25
46 °F
6.5 h
8 h
26
46 °F
5.7 h
9 h
27
46 °F
6.2 h
5.6 h
28
46 °F
5.3 h
8.2 h
February remains a low-light, high-contingency month for Donegal weddings, with 4.38 average daily sunshine hours, 10.68 precipitation hours and a 7.9°C average maximum. It can suit couples who want a quiet, intimate date and more leverage on venue availability, but it asks for a practical mindset. Coastal roads, damp air and early sunsets can affect guest comfort and timing, especially for evening travel. Keep your ceremony earlier in the day and make sure transport between locations is covered.
Donegal, Ulster, Ireland
Top date in March, 2027:
24 March
Top dates with the most sunshine
24 March
- 8.3 median hours of sunny weather
31 March
- 7.9 median hours of sunny weather
27 March
- 7.4 median hours of sunny weather
30 March
- 7.2 median hours of sunny weather
01 March
- 7.1 median hours of sunny weather
Top Saturdays in March 2027
27 March
- 7.4 median hours of sunny weather
20 March
- 6.5 median hours of sunny weather
13 March
- 5 median hours of sunny weather
06 March
- 4 median hours of sunny weather
Based on data from: 2016-2025
01
45 °F
7.1 h
8 h
02
45 °F
4.3 h
9.2 h
03
44 °F
3.9 h
7.8 h
04
45 °F
5.5 h
6.6 h
05
46 °F
6.6 h
6.1 h
06
45 °F
4 h
9.3 h
07
47 °F
5.6 h
9.6 h
08
47 °F
6.8 h
8.6 h
09
47 °F
4.4 h
8.9 h
10
49 °F
5.8 h
8 h
11
49 °F
5.3 h
10.8 h
12
47 °F
5.1 h
14.2 h
13
49 °F
5 h
9.8 h
14
49 °F
6.3 h
11 h
15
50 °F
5.2 h
10.8 h
16
50 °F
6.7 h
9.5 h
17
49 °F
4.4 h
9.1 h
18
49 °F
5.6 h
6.7 h
19
50 °F
4.8 h
6.6 h
20
51 °F
6.5 h
8.2 h
21
51 °F
6 h
7 h
22
52 °F
6 h
8.2 h
23
50 °F
6 h
8 h
24
50 °F
8.3 h
8.1 h
25
52 °F
7.1 h
6.8 h
26
52 °F
6.4 h
7.9 h
27
51 °F
7.4 h
5.5 h
28
52 °F
7.1 h
10.1 h
29
51 °F
6.7 h
10.5 h
30
51 °F
7.2 h
7.4 h
31
51 °F
7.9 h
7.7 h
March begins to feel less wintry in Donegal, though it is still a month for measured expectations rather than outdoor confidence. The historical averages rise to 5.96 sunshine hours and 9.36°C, while precipitation remains present at 8.58 hours a day. That means brighter spells are possible, but the landscape can still look unsettled and the wind can make marquee or garden plans feel ambitious. It is a sensible choice if you want shoulder-season value and do not mind a flexible timeline. Book an indoor portrait option nearby and brief suppliers about weather delays.
Donegal, Ulster, Ireland
Top date in April, 2027:
25 April
Top dates with the most sunshine
25 April
- 11.5 median hours of sunny weather
24 April
- 11.4 median hours of sunny weather
27 April
- 10 median hours of sunny weather
22 April
- 10 median hours of sunny weather
28 April
- 9.6 median hours of sunny weather
Top Saturdays in April 2027
24 April
- 11.4 median hours of sunny weather
10 April
- 8.3 median hours of sunny weather
17 April
- 8.3 median hours of sunny weather
03 April
- 6.2 median hours of sunny weather
Based on data from: 2016-2025
01
50 °F
5.8 h
9.2 h
02
50 °F
7.1 h
5.9 h
03
51 °F
6.2 h
8.4 h
04
50 °F
7.1 h
7.4 h
05
51 °F
5.7 h
8.1 h
06
50 °F
8.7 h
12.9 h
07
53 °F
9.5 h
5.3 h
08
53 °F
7.9 h
6 h
09
52 °F
8.1 h
6.1 h
10
52 °F
8.3 h
4.8 h
11
53 °F
5.4 h
8.3 h
12
52 °F
4.9 h
7.7 h
13
52 °F
7.8 h
7.4 h
14
51 °F
7.7 h
8.4 h
15
52 °F
8.2 h
8.9 h
16
53 °F
6.9 h
8 h
17
54 °F
8.3 h
7.8 h
18
55 °F
7.9 h
7 h
19
54 °F
7 h
8 h
20
56 °F
8.3 h
3.8 h
21
58 °F
9 h
3.4 h
22
57 °F
10 h
4.4 h
23
56 °F
7.8 h
4.7 h
24
56 °F
11.4 h
4.4 h
25
54 °F
11.5 h
5 h
26
51 °F
8 h
7.7 h
27
52 °F
10 h
7.9 h
28
53 °F
9.6 h
8.5 h
29
54 °F
8.6 h
7.1 h
30
54 °F
9.3 h
11.2 h
April is often a practical sweet spot for couples who want a spring wedding in Donegal without waiting for peak season. The averages improve to 8.06 sunshine hours a day, 7.12 precipitation hours and 11.62°C, which gives you a much better chance of pleasant daytime photos and lighter guest layers. The strong historical date, 25 April, reached 11.47 sunshine hours. That said, the sea can still keep things cool, so outdoor drinks work best when they are brief and well sheltered. Confirm heating, umbrellas and a covered arrival route.
Donegal, Ulster, Ireland
Top date in May, 2027:
11 May
Top dates with the most sunshine
11 May
- 12.6 median hours of sunny weather
26 May
- 12 median hours of sunny weather
06 May
- 11.7 median hours of sunny weather
16 May
- 11.4 median hours of sunny weather
02 May
- 11.1 median hours of sunny weather
Top Saturdays in May 2027
22 May
- 10.9 median hours of sunny weather
08 May
- 10.4 median hours of sunny weather
29 May
- 9.9 median hours of sunny weather
15 May
- 9.7 median hours of sunny weather
01 May
- 7.6 median hours of sunny weather
Based on data from: 2016-2025
01
55 °F
7.6 h
9.3 h
02
55 °F
11.1 h
7.7 h
03
56 °F
8.2 h
6.6 h
04
56 °F
8.5 h
4.9 h
05
55 °F
9.9 h
5 h
06
57 °F
11.7 h
3.8 h
07
58 °F
8.3 h
6.1 h
08
60 °F
10.4 h
6.4 h
09
59 °F
10.1 h
8.5 h
10
58 °F
10.9 h
9 h
11
58 °F
12.6 h
5.7 h
12
59 °F
10.9 h
5 h
13
59 °F
11 h
7.1 h
14
58 °F
10.5 h
6.2 h
15
59 °F
9.7 h
5.7 h
16
60 °F
11.4 h
6.8 h
17
60 °F
10.1 h
7.3 h
18
59 °F
10.3 h
6.9 h
19
59 °F
8.5 h
8 h
20
59 °F
9 h
11 h
21
60 °F
10 h
9.5 h
22
57 °F
10.9 h
8.9 h
23
58 °F
10.1 h
7.5 h
24
59 °F
8.7 h
7.6 h
25
60 °F
8.6 h
8.4 h
26
60 °F
12 h
7.2 h
27
60 °F
7.3 h
10.4 h
28
62 °F
10.5 h
3.9 h
29
63 °F
9.9 h
6.6 h
30
63 °F
10.7 h
9 h
31
63 °F
10.3 h
7.9 h
May is the month that most clearly rewards couples for choosing Donegal carefully. With 9.99 average daily sunshine hours and a typical high of 15°C, it offers long, bright days for ceremonies, portraits and relaxed guest arrivals. The strongest historical date, 11 May, reached 12.55 sunshine hours, which is exactly the sort of light that flatters coastal scenery and stone venues alike. Even so, Donegal remains changeable, so think in layers: an outdoor drinks reception, a protected ceremony fallback and a reception space that still feels special if everyone moves inside.
Donegal, Ulster, Ireland
Top date in June, 2027:
20 June
Top dates with the most sunshine
20 June
- 11.9 median hours of sunny weather
05 June
- 11.5 median hours of sunny weather
06 June
- 11 median hours of sunny weather
01 June
- 10.5 median hours of sunny weather
07 June
- 10.5 median hours of sunny weather
Top Saturdays in June 2027
05 June
- 11.5 median hours of sunny weather
26 June
- 9 median hours of sunny weather
12 June
- 7.8 median hours of sunny weather
19 June
- 5.5 median hours of sunny weather
Based on data from: 2016-2025
01
64 °F
10.5 h
5.7 h
02
62 °F
10.4 h
8.4 h
03
62 °F
10.3 h
8.3 h
04
62 °F
9.3 h
10.6 h
05
60 °F
11.5 h
11.7 h
06
61 °F
11 h
9.4 h
07
62 °F
10.5 h
5.6 h
08
61 °F
9.7 h
11.5 h
09
61 °F
9.1 h
8.5 h
10
61 °F
8.3 h
12.6 h
11
60 °F
10.2 h
8.5 h
12
60 °F
7.8 h
7.8 h
13
61 °F
6.1 h
8.7 h
14
63 °F
9.4 h
11.8 h
15
61 °F
8.7 h
11.1 h
16
61 °F
7 h
9.8 h
17
61 °F
7.6 h
12.6 h
18
61 °F
8.5 h
6.6 h
19
60 °F
5.5 h
7.8 h
20
63 °F
11.9 h
6 h
21
63 °F
9.5 h
7.8 h
22
62 °F
8 h
7 h
23
62 °F
6.2 h
11.8 h
24
64 °F
8.7 h
10.2 h
25
63 °F
9.2 h
6.2 h
26
64 °F
9 h
9.9 h
27
65 °F
9.1 h
10.5 h
28
63 °F
7.3 h
12.8 h
29
63 °F
10.3 h
9.9 h
30
62 °F
7.9 h
9.2 h
June is a strong contender for a Donegal wedding if you want the feel of early summer. It averages 8.94 sunshine hours and 16.59°C, which is warm enough for guests to enjoy being outside without the heavier heat sometimes seen elsewhere. The strongest planned Saturday, 20 June 2026, looks encouraging at 11.91 sunshine hours, 6 precipitation hours and 17.41°C. The main challenge is that June can attract more visitors, especially on fine coastal weekends, so accommodation and transport should be booked early. Keep your timeline realistic and allow for road delays.
Donegal, Ulster, Ireland
Top date in July, 2027:
18 July
Top dates with the most sunshine
18 July
- 10.9 median hours of sunny weather
17 July
- 10.6 median hours of sunny weather
12 July
- 10.5 median hours of sunny weather
16 July
- 10.5 median hours of sunny weather
02 July
- 10.3 median hours of sunny weather
Top Saturdays in July 2027
17 July
- 10.6 median hours of sunny weather
24 July
- 9.5 median hours of sunny weather
03 July
- 9.2 median hours of sunny weather
31 July
- 7.8 median hours of sunny weather
10 July
- 7.4 median hours of sunny weather
Based on data from: 2016-2025
01
60 °F
7.5 h
12 h
02
60 °F
10.3 h
7.9 h
03
61 °F
9.2 h
10.6 h
04
60 °F
6 h
13 h
05
60 °F
8 h
13.7 h
06
61 °F
6.5 h
12.4 h
07
63 °F
8.5 h
7.2 h
08
62 °F
7.7 h
8.8 h
09
63 °F
7.9 h
8.7 h
10
64 °F
7.4 h
8.5 h
11
64 °F
8.7 h
10.9 h
12
63 °F
10.5 h
7.5 h
13
63 °F
8.7 h
6.6 h
14
64 °F
6.3 h
9.1 h
15
64 °F
5.4 h
12.6 h
16
64 °F
10.5 h
8.7 h
17
66 °F
10.6 h
5.9 h
18
68 °F
10.9 h
8.2 h
19
65 °F
9.4 h
7.8 h
20
64 °F
9.2 h
8.2 h
21
64 °F
6.1 h
12 h
22
66 °F
7.2 h
10.5 h
23
67 °F
8.2 h
9.8 h
24
65 °F
9.5 h
7.3 h
25
65 °F
8.3 h
8 h
26
63 °F
7.6 h
12.9 h
27
61 °F
7.2 h
12.8 h
28
61 °F
7.9 h
14.1 h
29
62 °F
7.6 h
10.6 h
30
62 °F
5.6 h
14.8 h
31
62 °F
7.8 h
9.8 h
July brings the warmest historical average maximum temperature in this report at 17.31°C, but it is also one of the less settled months, with 10.03 precipitation hours a day and 8.13 sunshine hours. For Donegal weddings, that combination often means a pleasant feel when the weather behaves, but a real need for shelter, timing discipline and damp-day resilience. The strongest date, 18 July, reached 10.93 sunshine hours and 19.83°C, showing the kind of pleasant spell that can happen. If you choose July, secure shade, water and a rain-ready portrait plan.
Donegal, Ulster, Ireland
Top date in August, 2027:
08 August
Top dates with the most sunshine
08 August
- 11.7 median hours of sunny weather
13 August
- 10.6 median hours of sunny weather
12 August
- 10.5 median hours of sunny weather
09 August
- 9.6 median hours of sunny weather
07 August
- 9.6 median hours of sunny weather
Top Saturdays in August 2027
07 August
- 9.6 median hours of sunny weather
14 August
- 8.2 median hours of sunny weather
21 August
- 7.2 median hours of sunny weather
28 August
- 6.7 median hours of sunny weather
Based on data from: 2016-2025
01
63 °F
8.3 h
10.1 h
02
64 °F
8 h
12.6 h
03
63 °F
7.9 h
13.6 h
04
62 °F
9.1 h
12.7 h
05
62 °F
8.9 h
13.1 h
06
63 °F
9.2 h
14 h
07
62 °F
9.6 h
13.4 h
08
62 °F
11.7 h
10.5 h
09
64 °F
9.6 h
10.9 h
10
64 °F
8.7 h
11.5 h
11
64 °F
8.2 h
10.2 h
12
66 °F
10.5 h
8.4 h
13
66 °F
10.6 h
8.5 h
14
66 °F
8.2 h
10 h
15
65 °F
8.9 h
7.8 h
16
65 °F
9.3 h
10.4 h
17
64 °F
7 h
13.1 h
18
64 °F
7.4 h
15.3 h
19
63 °F
8 h
10.1 h
20
64 °F
6.8 h
11.3 h
21
63 °F
7.2 h
12.9 h
22
63 °F
6.1 h
12.6 h
23
63 °F
8.8 h
12.9 h
24
63 °F
9 h
11.9 h
25
63 °F
8.5 h
11.7 h
26
63 °F
7.7 h
10.8 h
27
62 °F
4.5 h
11.5 h
28
62 °F
6.7 h
10.3 h
29
61 °F
8.2 h
10.3 h
30
62 °F
8.6 h
8.8 h
31
62 °F
8.7 h
8.1 h
August is popular for a reason, yet in Donegal it can be a mixed proposition for weddings. The month averages 8.38 sunshine hours, 17.39°C and 11.27 precipitation hours, so it is warm enough for comfortable celebrations but also one of the wetter-feeling months in the record. The strong light of 08 August, with 11.65 sunshine hours, shows that bright days are certainly possible. What makes August tricky is demand: visitors, family holidays and accommodation pressure can all rise. If you want August, book early and avoid assuming a beach or garden plan will stay dry.
Donegal, Ulster, Ireland
Top date in September, 2027:
29 September
Top dates with the most sunshine
29 September
- 9.1 median hours of sunny weather
18 September
- 8.3 median hours of sunny weather
04 September
- 8 median hours of sunny weather
13 September
- 8 median hours of sunny weather
05 September
- 7.9 median hours of sunny weather
Top Saturdays in September 2027
18 September
- 8.3 median hours of sunny weather
04 September
- 8 median hours of sunny weather
25 September
- 7.2 median hours of sunny weather
11 September
- 6.9 median hours of sunny weather
Based on data from: 2016-2025
01
63 °F
7.5 h
8.4 h
02
63 °F
4.9 h
10.4 h
03
61 °F
6.4 h
10.9 h
04
61 °F
8 h
9 h
05
62 °F
7.9 h
9.6 h
06
63 °F
7.1 h
8.4 h
07
65 °F
6.2 h
8.1 h
08
66 °F
6.6 h
11 h
09
61 °F
7 h
9.9 h
10
61 °F
5.4 h
12.1 h
11
59 °F
6.9 h
13.2 h
12
58 °F
7.4 h
12.8 h
13
59 °F
8 h
10.6 h
14
60 °F
5.7 h
10.8 h
15
59 °F
3.6 h
8.7 h
16
60 °F
7.6 h
9.9 h
17
62 °F
6.7 h
6.5 h
18
61 °F
8.3 h
8.1 h
19
62 °F
6.9 h
7.5 h
20
61 °F
6.5 h
7.6 h
21
59 °F
6.3 h
7.2 h
22
58 °F
6.2 h
9.8 h
23
58 °F
5.6 h
6.2 h
24
59 °F
6.1 h
7.8 h
25
58 °F
7.2 h
9.9 h
26
58 °F
6.2 h
8.1 h
27
56 °F
4.8 h
10.5 h
28
56 °F
6.8 h
11 h
29
56 °F
9.1 h
10.7 h
30
56 °F
4.3 h
12.6 h
September often gives Donegal a more settled, gentler wedding mood than midsummer. There is still a useful 6.58 sunshine hours on average and a comfortable 15.58°C high, but the days shorten and showers remain part of the picture at 9.58 precipitation hours. That makes it a good month for couples who want softer light, easier styling and a less frantic travel feel than August. The strongest historical date, 29 September, shows what can happen in a dry spell, but it is not typical enough to rely on. Choose venues with good interiors and warm welcome spaces.
Donegal, Ulster, Ireland
Top date in October, 2027:
12 October
Top dates with the most sunshine
12 October
- 6.8 median hours of sunny weather
02 October
- 6.4 median hours of sunny weather
01 October
- 6.4 median hours of sunny weather
13 October
- 6.1 median hours of sunny weather
11 October
- 6.1 median hours of sunny weather
Top Saturdays in October 2027
02 October
- 6.4 median hours of sunny weather
16 October
- 4.7 median hours of sunny weather
30 October
- 4.6 median hours of sunny weather
09 October
- 4.4 median hours of sunny weather
23 October
- 3.7 median hours of sunny weather
Based on data from: 2016-2025
01
56 °F
6.4 h
13.7 h
02
56 °F
6.4 h
10.2 h
03
57 °F
4.1 h
12 h
04
58 °F
3.6 h
15.5 h
05
56 °F
5.8 h
11.7 h
06
57 °F
3.7 h
11.9 h
07
58 °F
4 h
12.1 h
08
58 °F
4.7 h
11.1 h
09
57 °F
4.4 h
9.9 h
10
56 °F
4.4 h
10 h
11
55 °F
6.1 h
7.8 h
12
55 °F
6.8 h
7.9 h
13
54 °F
6.1 h
6.8 h
14
53 °F
5.3 h
5.8 h
15
53 °F
5.3 h
5.9 h
16
55 °F
4.7 h
8.8 h
17
54 °F
3.4 h
9.1 h
18
55 °F
5.3 h
6.5 h
19
56 °F
3.3 h
12.2 h
20
55 °F
4.9 h
9.2 h
21
53 °F
4.3 h
8.3 h
22
53 °F
5.2 h
8.4 h
23
53 °F
3.7 h
11.6 h
24
53 °F
5.8 h
10.7 h
25
53 °F
3.1 h
12 h
26
53 °F
5.8 h
10.2 h
27
53 °F
4.1 h
7.1 h
28
53 °F
4.3 h
7.2 h
29
53 °F
4.5 h
8.1 h
30
51 °F
4.6 h
8.5 h
31
53 °F
1.4 h
12.8 h
October is the point at which a Donegal wedding starts to feel properly autumnal. Historical averages drop to 4.7 sunshine hours and 12.59°C, with 9.77 precipitation hours a day, so outdoor plans need to be modest and well backed up. The month can still be beautiful, especially for moody coastal portraits and candlelit receptions, but it is not the month to depend on a dry garden ceremony. The strongest date, 12 October, reached 6.84 sunshine hours. If you are drawn to October, prioritise atmosphere inside the venue and keep transport simple for guests.
Donegal, Ulster, Ireland
Top date in November, 2027:
03 November
Top dates with the most sunshine
03 November
- 5.1 median hours of sunny weather
05 November
- 4.7 median hours of sunny weather
25 November
- 4.5 median hours of sunny weather
07 November
- 4.5 median hours of sunny weather
01 November
- 4.4 median hours of sunny weather
Top Saturdays in November 2027
20 November
- 3.5 median hours of sunny weather
27 November
- 3.5 median hours of sunny weather
06 November
- 3.3 median hours of sunny weather
13 November
- 3 median hours of sunny weather
Based on data from: 2016-2025
01
51 °F
4.4 h
13.5 h
02
50 °F
3.1 h
10.5 h
03
51 °F
5.1 h
9.8 h
04
51 °F
3.7 h
7.2 h
05
51 °F
4.7 h
7.5 h
06
51 °F
3.3 h
11.3 h
07
51 °F
4.5 h
8.1 h
08
52 °F
3.4 h
10.9 h
09
51 °F
3.9 h
11.4 h
10
50 °F
4.1 h
8.7 h
11
51 °F
2.7 h
10.4 h
12
51 °F
3.6 h
10.2 h
13
51 °F
3 h
9.4 h
14
52 °F
1.8 h
11.3 h
15
51 °F
3.7 h
4.4 h
16
49 °F
2.4 h
9.4 h
17
49 °F
2.6 h
9.1 h
18
48 °F
3.5 h
10.6 h
19
47 °F
2.8 h
10.9 h
20
47 °F
3.5 h
9.7 h
21
46 °F
3.4 h
8.2 h
22
46 °F
2.7 h
8.1 h
23
46 °F
3.7 h
9.3 h
24
46 °F
3.2 h
9.6 h
25
45 °F
4.5 h
7.7 h
26
48 °F
2.6 h
8.8 h
27
47 °F
3.5 h
6.9 h
28
46 °F
4 h
6 h
29
46 °F
3 h
6.5 h
30
46 °F
1.8 h
9.4 h
November is one of the more demanding months for a wedding in Donegal, mainly because daylight becomes limited and the weather is harder to build around. The averages sit at 3.4 sunshine hours, 9.16 precipitation hours and 9.39°C, which points strongly towards an indoor-led celebration. That can work beautifully in a well-heated venue with good food and a close-knit guest list. The strongest historical date, 03 November, reached 5.05 sunshine hours, so brighter breaks are possible. Plan for early photography, pre-booked transfers and a clear wet-weather arrival route.
Donegal, Ulster, Ireland
Top date in December, 2027:
04 December
Top dates with the most sunshine
04 December
- 3.3 median hours of sunny weather
05 December
- 3.2 median hours of sunny weather
26 December
- 3.2 median hours of sunny weather
13 December
- 3.1 median hours of sunny weather
10 December
- 3 median hours of sunny weather
Top Saturdays in December 2027
04 December
- 3.3 median hours of sunny weather
11 December
- 2.1 median hours of sunny weather
18 December
- 1.6 median hours of sunny weather
25 December
- 0.9 median hours of sunny weather
Based on data from: 2016-2025
01
46 °F
2 h
5.8 h
02
46 °F
2.1 h
8.1 h
03
44 °F
2.9 h
3.9 h
04
44 °F
3.3 h
7 h
05
46 °F
3.2 h
6.6 h
06
48 °F
1 h
11.7 h
07
48 °F
1 h
12.6 h
08
45 °F
2.6 h
13.4 h
09
46 °F
2.6 h
7.2 h
10
46 °F
3 h
9.4 h
11
45 °F
2.1 h
10.1 h
12
44 °F
1.8 h
7.9 h
13
45 °F
3.1 h
9.8 h
14
46 °F
2.1 h
9.7 h
15
47 °F
2.2 h
11.3 h
16
46 °F
2.3 h
11.7 h
17
47 °F
3 h
8 h
18
50 °F
1.6 h
11.4 h
19
48 °F
2.4 h
8.7 h
20
46 °F
2.4 h
13.3 h
21
46 °F
1.7 h
10.8 h
22
46 °F
2.4 h
11.4 h
23
48 °F
2.1 h
10.9 h
24
48 °F
1.1 h
11.8 h
25
48 °F
0.9 h
11.8 h
26
45 °F
3.2 h
8.3 h
27
46 °F
1.6 h
9.9 h
28
46 °F
2.7 h
8.8 h
29
47 °F
2.8 h
9.9 h
30
47 °F
2.6 h
12 h
31
46 °F
2.2 h
12.2 h
December suits couples who want a cosy Donegal celebration rather than an outdoor one. Historical averages show only 2.25 sunshine hours a day, 9.85 precipitation hours and a 7.93°C maximum, so the emphasis should be on warmth, lighting and straightforward logistics. A winter wedding can feel very atmospheric here, especially in a venue with fires, candles and short walks between spaces. The strongest historical date, 04 December, still only reached 3.26 sunshine hours. If you choose December, check Christmas opening hours, supplier availability and road conditions well in advance.
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Compare historical sunshine, rainfall and temperature patterns to shortlist a wedding month across nearby locations.