Galle Weather in May
What's the weather like in Galle (Southern) in May 2025?
The climate in Galle during May can be summarized as hot, humid and very wet.
May is in the spring in Galle and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 25°C (76°F) is normal.
| Daytime temperature | 29.9°C 85.8°F |
|---|---|
| Nightly temperature | 24.5°C 76.1°F |
| Average temperature | 27.2°C 81°F |
| Daily sunshine | 6.5 hrs |
| Avg rainfall | 304 mm 12 ins |
| Rainy days | 12 days |
| Sea temperature | 29.4°C 84.9°F |
| Humidity | 82% |
| Windspeed | 14kph 9 mph |
On average May is the 2nd wettest month of the year in Galle with around 304mm 12 inches of rain making it a very wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.5 hours of sunshine per day.
May temperatures in Galle
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 Galle in May 2025.
Other monthly averages
Galle weather stats
| Hottest month: | April | 30.5°C 86.9°F |
|---|---|---|
| Driest month: | January | 94mm 3.7ins |
| Sunniest month: | March | 8.9hrs |
| Coldest month: | January | 29.4°C 84.9°F |
| Wettest month: | October | 340mm 13.4ins |
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