Chian Yai Weather in May
What's the weather like in Chian Yai (Nakhon Si Thammarat) in May 2025?
The climate in Chian Yai during May can be summarized as very hot, humid and wet.
May is in the spring in Chian Yai and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 24°C (75°F) is normal.
| Daytime temperature | 33.4°C 92.1°F |
|---|---|
| Nightly temperature | 24°C 75.2°F |
| Average temperature | 28.7°C 83.7°F |
| Daily sunshine | 7 hrs |
| Avg rainfall | 172 mm 6.8 ins |
| Rainy days | 17 days |
| Sea temperature | 30.4°C 86.7°F |
| Humidity | 79% |
| Windspeed | 5.4kph 3 mph |
On average May is the 5th wettest month of the year in Chian Yai with around 172mm 6.8 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 7 hours of sunshine per day.
May temperatures in Chian Yai
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 Chian Yai in May 2025.
Other monthly averages
Chian Yai weather stats
| Hottest month: | April | 33.6°C 92.5°F |
|---|---|---|
| Driest month: | February | 36mm 1.4ins |
| Sunniest month: | February | 8.8hrs |
| Coldest month: | January | 29.7°C 85.5°F |
| Wettest month: | November | 567mm 22.3ins |
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