La-Un Weather in December
What's the weather like in La-Un (Ranong) in December 2025?
The climate in La-Un during December can be summarized as hot, humid and reasonably dry.
December is in the winter in La-Un and is typically the coldest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 21°C (70°F) is normal.
| Daytime temperature | 29.8°C 85.6°F |
|---|---|
| Nightly temperature | 21°C 69.8°F |
| Average temperature | 25.4°C 77.7°F |
| Daily sunshine | 7.9 hrs |
| Avg rainfall | 55 mm 2.2 ins |
| Rainy days | 8 days |
| Sea temperature | 28.3°C 82.9°F |
| Humidity | 76% |
| Windspeed | 6.8kph 4 mph |
On average December is the 4th driest month of the year in La-Un with around 55mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.9 hours of sunshine per day.
December temperatures in La-Un
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 La-Un in December 2025.
Other monthly averages
Best places to visit in December
La-Un weather stats
| Hottest month: | April | 32.9°C 91.2°F |
|---|---|---|
| Driest month: | February | 29mm 1.1ins |
| Sunniest month: | February | 9.2hrs |
| Coldest month: | December | 29.6°C 85.3°F |
| Wettest month: | August | 637mm 25.1ins |
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