Plymouth Weather in May
What's the weather like in Plymouth (Saint Anthony) in May 2025?
The climate in Plymouth during May can be summarized as hot, humid and wet.
May is in the spring in Plymouth and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 29°C (84°F), whilst at night 22°C (72°F) is normal.
| Daytime temperature | 28.9°C 83.9°F |
|---|---|
| Nightly temperature | 22.4°C 72.2°F |
| Average temperature | 25.6°C 78.1°F |
| Daily sunshine | 8.2 hrs |
| Avg rainfall | 138 mm 5.4 ins |
| Rainy days | 17 days |
| Sea temperature | 27.7°C 81.8°F |
| Humidity | 78% |
| Windspeed | 19.4kph 12 mph |
On average May is the 6th wettest month of the year in Plymouth with around 138mm 5.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
May temperatures in Plymouth
May rainfall
May hourly sunshine
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 Plymouth in May 2025.
Other monthly averages
Plymouth weather stats
| Hottest month: | August | 29.6°C 85.3°F |
|---|---|---|
| Driest month: | February | 65mm 2.6ins |
| Sunniest month: | January | 8.1hrs |
| Coldest month: | February | 26.7°C 80.1°F |
| Wettest month: | September | 203mm 8ins |
© Google