Barra Mansa Weather in September

What's the weather like in Barra Mansa (Rio de Janeiro) in September 2024?

The climate in Barra Mansa during September can be summarized as warm, humid and reasonably dry.

September is in the spring in Barra Mansa and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 15°C (59°F) is normal.

Barra Mansa weather averages (imperial / metric)
Daytime temperature 26.3°C 79.3°F
Nightly temperature 14.8°C 58.6°F
Average temperature 20.5°C 68.9°F
Daily sunshine 5 hrs
Avg rainfall 59 mm 2.3 ins
Rainy days 10 days
Sea temperature 21.6°C 70.9°F
Humidity 76%
Windspeed 9kph 6 mph

On average September is the 5th driest month of the year in Barra Mansa with around 59mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 5 hours of sunshine per day.

September temperatures in Barra Mansa

Barra Mansa average temperature in September

September rainfall

Barra Mansa average rain in September

September hourly sunshine

Barra Mansa average rain in September

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 Barra Mansa in September 2024.

Other monthly averages

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UV index Best time to go?

Barra Mansa weather stats

Barra Mansa weather statistics
Hottest month: February 30°C 86°F
Driest month: July 23mm 0.9ins
Sunniest month: July 6.4hrs
Coldest month: July 24°C 75.2°F
Wettest month: January 253mm 10ins
Map showing location of Barra Mansa (-22.54417, -44.17139) Barra Mansa map pin © Google

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