Donegal Weather in March

What's the weather like in Donegal (Ulster) in March 2023?

The climate in Donegal during March can be summarized as cool and wet.

March is in the spring in Donegal and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 9°C (47°F), whilst at night 2°C (35°F) is normal.

Donegal weather averages (imperial / metric)
Daytime temperature 8.5°C 47.2°F
Nightly temperature 1.6°C 34.8°F
Average temperature 5°C 41°F
Daily sunshine 3.4 hrs
Avg rainfall 122 mm 4.8 ins
Rainy days 23 days
Sea temperature 9.1°C 48.3°F
Humidity 86%
Windspeed 23.8kph 15 mph

On average March is the 6th wettest month of the year in Donegal with around 122mm 4.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.4 hours of sunshine per day.

March temperatures in Donegal

Donegal average temperature in March

March rainfall

Donegal average rain in March

March hourly sunshine

Donegal average rain in March

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 March 2022.

Other monthly averages

Best places to visit in March

UV index Best time to go?

Donegal weather stats

Donegal weather statistics
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
Map showing location of Donegal (54.65, -8.11667)

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