The climate in São Bento during December can be summarized as very hot and reasonably dry.
December is in the summer in São Bento and is typically the warmest month of the year. Daytime maximum temperatures average around a warm 34°C (94°F), whilst at night 22°C (72°F) is normal.
Daytime temperature | 34.4°C 93.8°F |
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Nightly temperature | 22.1°C 71.7°F |
Average temperature | 28.2°C 82.8°F |
Daily sunshine | 8.9 hrs |
Avg rainfall | 31 mm 1.2 ins |
Rainy days | 14 days |
Sea temperature | 27.4°C 81.3°F |
Humidity | 58% |
Windspeed | 13kph 8 mph |
On average December is the 6th driest month of the year in São Bento with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
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 São Bento in December 2025.
Best places to visit in December
Hottest month: | December | 34.1°C 93.4°F |
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Driest month: | September | 5mm 0.2ins |
Sunniest month: | August | 9.7hrs |
Coldest month: | July | 30.1°C 86.2°F |
Wettest month: | March | 253mm 10ins |