The climate in Mayo during May can be summarized as hot, humid and a little damp.
May is in the spring in Mayo and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a muggy 30°C (87°F), whilst at night 17°C (63°F) is normal.
Daytime temperature | 30.4°C 86.7°F |
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Nightly temperature | 17°C 62.6°F |
Average temperature | 23.7°C 74.7°F |
Daily sunshine | 10.7 hrs |
Avg rainfall | 94 mm 3.7 ins |
Rainy days | 8 days |
Sea temperature | 24°C 75.2°F |
Humidity | 72% |
Windspeed | 11.9kph 7 mph |
On average May is the 4th driest month of the year in Mayo with around 94mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 10.7 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Mayo in May 2025.
Hottest month: | July | 32.8°C 91°F |
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Driest month: | October | 61mm 2.4ins |
Sunniest month: | April | 10.4hrs |
Coldest month: | January | 17.8°C 64°F |
Wettest month: | July | 179mm 7ins |