Kuching Weather in December
What's the weather like in Kuching (Sarawak) in December 2025?
The climate in Kuching during December can be summarized as hot, humid and very wet.
December is in the winter in Kuching and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 23°C (73°F) is normal.
| Daytime temperature | 30.4°C 86.6°F |
|---|---|
| Nightly temperature | 22.7°C 72.8°F |
| Average temperature | 26.5°C 79.7°F |
| Daily sunshine | 4.4 hrs |
| Avg rainfall | 522 mm 20.6 ins |
| Rainy days | 30 days |
| Sea temperature | 29°C 84.1°F |
| Humidity | 86% |
| Windspeed | 5kph 3 mph |
On average December is the 3rd wettest month of the year in Kuching with around 522mm 20.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 30 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.4 hours of sunshine per day.
December temperatures in Kuching
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 Kuching in December 2025.
Other monthly averages
Best places to visit in December
Kuching weather stats
| Hottest month: | May | 32.3°C 90.1°F |
|---|---|---|
| Driest month: | July | 194mm 7.6ins |
| Sunniest month: | June | 6.8hrs |
| Coldest month: | January | 29.4°C 84.9°F |
| Wettest month: | January | 747mm 29.4ins |
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