Best time to visit Donegal

Q: When is the best time to visit Donegal?

The best time to visit Donegal is July and August based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Q: Which is the warmest month in Donegal?

The warmest time of year in Donegal is normally July. Expect maximum daytime temperatures to reach 17°C.

Q: Which month has the most rain in Donegal?

In terms of rainfall, December is usually the wettest month in Donegal with 173mm on average. There are normally 24 days in December with some rain.

Q: When is it sunniest in Donegal?

The sunniest time of year in Donegal is normally April with bright sunshine on average for 33% of daylight hours; that's 5 hours of sunshine per day.

Q: When is the sea warmest in Donegal?

The sea is usually at its warmest in Donegal in August when the water temperature reaches 16°C.

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Donegal by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Donegal?

The best time to visit Donegal is July and August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

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Mar
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May
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Jun
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Aug
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Change criteria

Max Day Temperature (°C)

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Apr
14
May
16
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Aug
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Sep
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Hours of Sunshine (daily)

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5
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Jun
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Aug
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Oct
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Dec

Which is the warmest month in Donegal?

The warmest time of year in Donegal is normally July. Expect maximum daytime temperatures to reach 17°C.

Which month has the most rain in Donegal?

In terms of rainfall, December is usually the wettest month in Donegal with 173mm on average. There are normally 24 days in December with some rain.

When is it sunniest in Donegal?

The sunniest time of year in Donegal is normally April with bright sunshine on average for 33% of daylight hours; that's 5 hours of sunshine per day.

When is the sea warmest in Donegal?

The sea is usually at its warmest in Donegal in August when the water temperature reaches 16°C.