The climate in São Paulo during December can be summarized as warm, humid and wet.
December is in the summer in São Paulo and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (80°F), whilst at night 18°C (64°F) is normal.
|Daytime temperature||26.4°C 79.5°F|
|Nightly temperature||17.8°C 64°F|
|Average temperature||22.1°C 71.8°F|
|Daily sunshine||4.7 hrs|
|Avg rainfall||199 mm 7.8 ins|
|Rainy days||23 days|
|Sea temperature||24.8°C 76.6°F|
|Windspeed||10.8kph 7 mph|
On average December is the 3rd wettest month of the year in São Paulo with around 199mm 7.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.7 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 Paulo in December 2023.
Best places to visit in December
|Hottest month:||February||27.5°C 81.5°F|
|Driest month:||July||36mm 1.4ins|
|Coldest month:||July||21.6°C 70.9°F|
|Wettest month:||January||238mm 9.4ins|