Thyolo Weather in December
What's the weather like in Thyolo (Southern Region) in December 2025?
The climate in Thyolo during December can be summarized as hot, humid and very wet.
December is in the summer in Thyolo and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (82°F), whilst at night 19°C (66°F) is normal.
| Daytime temperature | 27.8°C 82°F |
|---|---|
| Nightly temperature | 18.7°C 65.6°F |
| Average temperature | 23.2°C 73.8°F |
| Daily sunshine | 6.2 hrs |
| Avg rainfall | 242 mm 9.5 ins |
| Rainy days | 16 days |
| Sea temperature | 27.5°C 81.5°F |
| Humidity | 79% |
| Windspeed | 6.8kph 4 mph |
On average December is the 2nd wettest month of the year in Thyolo with around 242mm 9.5 inches of rain making it a very wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
December temperatures in Thyolo
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 Thyolo in December 2025.
Other monthly averages
Best places to visit in December
Thyolo weather stats
| Hottest month: | November | 28.9°C 84°F |
|---|---|---|
| Driest month: | September | 8mm 0.3ins |
| Sunniest month: | September | 9.3hrs |
| Coldest month: | July | 21.7°C 71.1°F |
| Wettest month: | January | 269mm 10.6ins |
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