Climate and Weather of Donegal County, Ireland

In Ireland you have several regions, one of which is called Donegal County. The most popular city in this region is Bundoran, whose climate data we'll examine to provide you with an overview of what weather to expect in Donegal County. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.

In Donegal County, no particular months stand out for consistently comfortable weather, as average temperatures fluctuate year-round.

The warmest weather in Donegal County arrives in July, when temperatures climb to 19°C. In contrast, January sees the mercury drop to daytime highs of 8°C.

The cooler season is during the months of January, February and December.

When it comes to rainfall, Donegal County experiences moderate variations in precipitation across the seasons. You can expect around 130 mm of rain in December, dropping to 93 mm in April.

Select a Month of Interest

Check the conditions for any month of the year.

Interested in the detailed Weather and Climate of Donegal County, Ireland?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.