Donegal weather

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The weather guide for Ireland (Donegal) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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Metric (°C / mm)  |  Imperial (°F / inches)

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More about Ireland

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.

What is the flight time to Ireland from the UK?

The flight time to Ireland from the UK is typically 1 to 1.5 hours.

What is the time difference between Ireland and the UK?

The time difference between Ireland and the UK is GMT+0 hours.

What is the main language spoken in Ireland?

The main language spoken in Ireland is English.

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What is the currency in Ireland?

The currency in Ireland is the Euro (EUR).

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Which plugs are used in Ireland?

Ireland uses electrical plug type G (230 Volts) - the same as the UK.

Which side of the road do they drive on in Ireland?

They drive on the left side of the road in Ireland.

Compare Donegal weather with the USA

Below the Donegal weather chart shows average maximum daytime temperature for Donegal, County Donegal, Ireland and the USA (Washington).

Maximum daytime temperature (°C)

Donegal, County Donegal, Ireland
USA (Washington)
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Metric (°C / mm)  |  Imperial (°F / inches)

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