Sampit Weather in December
What's the weather like in Sampit (Kalimantan Tengah) in December 2025?
The climate in Sampit during December can be summarized as hot, humid and very wet.
December is in the summer in Sampit and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (76°F) is normal.
| Daytime temperature | 31.1°C 87.9°F |
|---|---|
| Nightly temperature | 24.2°C 75.5°F |
| Average temperature | 27.6°C 81.7°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 273 mm 10.8 ins |
| Rainy days | 20 days |
| Sea temperature | 29.3°C 84.7°F |
| Humidity | 86% |
| Windspeed | 8.3kph 5 mph |
On average December is the 4th wettest month of the year in Sampit with around 273mm 10.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5 hours of sunshine per day.
December temperatures in Sampit
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 Sampit in December 2025.
Other monthly averages
Best places to visit in December
Sampit weather stats
| Hottest month: | April | 31°C 87.8°F |
|---|---|---|
| Driest month: | August | 129mm 5.1ins |
| Sunniest month: | August | 8.8hrs |
| Coldest month: | July | 29.7°C 85.5°F |
| Wettest month: | March | 326mm 12.8ins |
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