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Donegal weather in May 2025
Expect 57°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Donegal in May. Check more long-term weather averages for Donegal in May before you book your next holiday to Ireland in 2025/2026.
- 5757°F max day temperature
- 5 hours of sunshine per day
- 1919 days with some rainfall
- 4141°F min night temperature
- 1616 hours of daylight per day
- 0No heat & humidity
- 3.63.6 inches of monthly rainfall
- 55 (Moderate) UV index
- 5252°F sea temperature
More about Donegal
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Recommended for Ireland
Expires at 23:59 on Tuesday 3rd Dec 2024
The May weather guide for Ireland (Donegal) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
More about Ireland
How warm is it in Donegal in May?
Daytime temperatures usually reach 57°F in Donegal in May, falling to 41°F at night.
How sunny is it in Donegal in May?
There are normally 5 hours of bright sunshine each day in Donegal in May - that's 32% of daylight hours.
How warm is the sea around Donegal in May?
The average sea temperature around Donegal in May is 52°F.
Does it rain in Donegal in May?
There are usually 19 days with some rain in Donegal in May and the average monthly rainfall is 3.6 inches.
Donegal May sunrise & sunset times
Browse the sunrise and sunset times for Donegal in May 2025. Select a month to view Donegal sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st May 2025 | 04:53 | 20:07 |
Friday, 16th May 2025 | 04:24 | 20:34 |
Saturday, 31st May 2025 | 04:04 | 20:57 |
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