Nakhon Si Thammarat Weather in December
What's the weather like in Nakhon Si Thammarat (Nakhon Si Thammarat) in December 2025?
The climate in Nakhon Si Thammarat during December can be summarized as hot, humid and very wet.
December is in the winter in Nakhon Si Thammarat and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a steamy 29°C (85°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 29.3°C 84.7°F |
|---|---|
| Nightly temperature | 22.5°C 72.5°F |
| Average temperature | 25.9°C 78.6°F |
| Daily sunshine | 6.6 hrs |
| Avg rainfall | 370 mm 14.6 ins |
| Rainy days | 19 days |
| Sea temperature | 28.4°C 83.2°F |
| Humidity | 83% |
| Windspeed | 6.5kph 4 mph |
On average December is the 2nd wettest month of the year in Nakhon Si Thammarat with around 370mm 14.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.6 hours of sunshine per day.
December temperatures in Nakhon Si Thammarat
December rainfall
December 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 Nakhon Si Thammarat in December 2025.
Other monthly averages
Best places to visit in December
Nakhon Si Thammarat weather stats
| Hottest month: | April | 33.6°C 92.5°F |
|---|---|---|
| Driest month: | February | 39mm 1.5ins |
| Sunniest month: | February | 8.8hrs |
| Coldest month: | January | 29.7°C 85.5°F |
| Wettest month: | November | 579mm 22.8ins |
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