Phuket Weather in May
What's the weather like in Phuket (Phuket Province) in May 2025?
The climate in Phuket during May can be summarized as very hot, humid and very wet.
May is in the spring in Phuket and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 24°C (76°F) is normal.
| Daytime temperature | 31.8°C 89.2°F |
|---|---|
| Nightly temperature | 24.4°C 75.9°F |
| Average temperature | 28.1°C 82.6°F |
| Daily sunshine | 6.5 hrs |
| Avg rainfall | 334 mm 13.2 ins |
| Rainy days | 21 days |
| Sea temperature | 30.2°C 86.3°F |
| Humidity | 80% |
| Windspeed | 6.1kph 4 mph |
On average May is the 3rd wettest month of the year in Phuket with around 334mm 13.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 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 Phuket
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 Phuket in May 2025.
Other monthly averages
Phuket weather stats
| Hottest month: | April | 32.9°C 91.2°F |
|---|---|---|
| Driest month: | February | 27mm 1.1ins |
| Sunniest month: | February | 9.8hrs |
| Coldest month: | September | 30.3°C 86.5°F |
| Wettest month: | September | 399mm 15.7ins |
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