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Donegal County Ireland
Temperatures in May
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Temperature in Donegal County in May

Donegal County is a region in Ireland. In May the average maximum daytime temperatures are moderate and range from 13°C in Greencastle to 16°C in Bundoran. Nighttime temperatures generally drop to 8°C in Bundoran and 9°C in Greencastle.

What is the temperature of the different cities in Donegal County in May?

To get a sense of May's typical temperatures in the key spots of Donegal County, explore the map below. Click on a point for an in-depth look.

Weather conditions Weather
Temperatures
Precipitation
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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

Select a Month of Interest

Check the weather conditions for any month in Donegal County.

For a detailed overview of the weather over the year and the best time to visit Ireland, check out our Donegal County's climate page.

  • What is the warmest city in May in Donegal County?
    • From a thorough analysis of our records, Bundoran clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 16°C, and evenings that remain near 8°C.

  • What is the coldest city in May in Donegal County?
    • The coldest city in May in Donegal County is Greencastle when we check our database. The maximum daytime temperatures are around 13°C and minimum nighttime temperatures fall around 9°C.

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