Climate and Weather of Mayo, Ireland

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

The weather in Mayo changes throughout the year, with no distinct months of consistently pleasant temperatures.

Note that the warmest month in Mayo is normally August, with the temperature reaching 19°C, while February has the coolest maximum daytime temperatures, reaching 9°C.

The colder months are generally January, February and December.

When it comes to rainfall, Mayo experiences moderate variations in precipitation across the seasons. You can expect around 133 mm of rain in December, dropping to 93 mm in April.

May is the sunniest period, with ideal conditions for exploring the region and all it has to offer.

Select a Month of Interest

Check the conditions for any month of the year.

Interested in the detailed Weather and Climate of Mayo, 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.