Pattaya Weather in May
What's the weather like in Pattaya (Chon Buri) in May 2025?
The climate in Pattaya during May can be summarized as very hot, humid and wet.
May is in the spring in Pattaya and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 27°C (80°F) is normal.
| Daytime temperature | 32.4°C 90.2°F |
|---|---|
| Nightly temperature | 26.5°C 79.6°F |
| Average temperature | 29.4°C 84.9°F |
| Daily sunshine | 6.5 hrs |
| Avg rainfall | 186 mm 7.3 ins |
| Rainy days | 13 days |
| Sea temperature | 30.4°C 86.7°F |
| Humidity | 77% |
| Windspeed | 9kph 6 mph |
On average May is the 3rd wettest month of the year in Pattaya with around 186mm 7.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 13 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 Pattaya
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 Pattaya in May 2025.
Other monthly averages
Pattaya weather stats
| Hottest month: | April | 32.8°C 91°F |
|---|---|---|
| Driest month: | December | 13mm 0.5ins |
| Sunniest month: | December | 8.8hrs |
| Coldest month: | December | 30°C 86°F |
| Wettest month: | September | 259mm 10.2ins |
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