Itatiaia Weather in September

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

The climate in Itatiaia during September can be summarized as mild and reasonably dry.

September is in the spring in Itatiaia and is typically the 5th coldest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 10°C (51°F) is normal.

Itatiaia weather averages (imperial / metric)
Daytime temperature 23.7°C 74.6°F
Nightly temperature 10.4°C 50.6°F
Average temperature 17°C 62.6°F
Daily sunshine 5.6 hrs
Avg rainfall 62 mm 2.4 ins
Rainy days 10 days
Sea temperature 21.6°C 70.9°F
Humidity 74%
Windspeed 9.4kph 6 mph

On average September is the 5th driest month of the year in Itatiaia with around 62mm 2.4 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 5.6 hours of sunshine per day.

September temperatures in Itatiaia

Itatiaia average temperature in September

September rainfall

Itatiaia average rain in September

September hourly sunshine

Itatiaia 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 Itatiaia in September 2024.

Other monthly averages

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Itatiaia weather stats

Itatiaia weather statistics
Hottest month: January 25.6°C 78.1°F
Driest month: July 17mm 0.7ins
Sunniest month: July 7hrs
Coldest month: July 20.4°C 68.7°F
Wettest month: January 270mm 10.6ins
Map showing location of Itatiaia (-22.49611, -44.56333) Itatiaia map pin © Google

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