Donegal Weather in May
What's the weather like in Donegal (Ulster) in May 2024?
The climate in Donegal during May can be summarized as cool and a little damp.
May is in the spring in Donegal and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a cool 14°C (57°F), whilst at night 5°C (41°F) is normal.
| Daytime temperature | 13.6°C 56.5°F |
|---|---|
| Nightly temperature | 4.8°C 40.6°F |
| Average temperature | 9.2°C 48.6°F |
| Daily sunshine | 5.7 hrs |
| Avg rainfall | 92 mm 3.6 ins |
| Rainy days | 19 days |
| Sea temperature | 10.8°C 51.5°F |
| Humidity | 83% |
| Windspeed | 19.1kph 12 mph |
On average May is the 2nd driest month of the year in Donegal with around 92mm 3.6 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.7 hours of sunshine per day.
May temperatures in Donegal
May rainfall
May hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Donegal in May 2024.
Other monthly averages
Donegal weather stats
| Hottest month: | July | 17.2°C 63°F |
|---|---|---|
| Driest month: | April | 84mm 3.3ins |
| Sunniest month: | April | 5.1hrs |
| Coldest month: | January | 6.1°C 43°F |
| Wettest month: | December | 173mm 6.8ins |
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