São Sebastião Weather in December

What's the weather like in São Sebastião (Alagoas) in December 2022?

The climate in São Sebastião during December can be summarized as hot, humid and reasonably dry.

December is in the summer in São Sebastião and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 22°C (71°F) is normal.

São Sebastião weather averages (imperial / metric)
Daytime temperature 31.8°C 89.2°F
Nightly temperature 21.8°C 71.2°F
Average temperature 26.8°C 80.2°F
Daily sunshine 8.6 hrs
Avg rainfall 32 mm 1.3 ins
Rainy days 16 days
Sea temperature 27.3°C 81.1°F
Humidity 71%
Windspeed 10.8kph 7 mph

On average December is the 4th driest month of the year in São Sebastião with around 32mm 1.3 inches of rain making it a reasonably dry 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 8.6 hours of sunshine per day.

December temperatures in São Sebastião

São Sebastião average temperature in December

December rainfall

São Sebastião average rain in December

December hourly sunshine

São Sebastião average rain in December

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 Sebastião in December 2022.

Other monthly averages

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São Sebastião weather stats

São Sebastião weather statistics
Hottest month: January 31.5°C 88.7°F
Driest month: November 25mm 1ins
Sunniest month: November 9.5hrs
Coldest month: July 25.8°C 78.4°F
Wettest month: May 172mm 6.8ins
Map showing location of São Sebastião (-9.93361, -36.55417)

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