Arraial do Cabo Weather in September

What's the weather like in Arraial do Cabo (Rio de Janeiro) in September 2024?

The climate in Arraial do Cabo during September can be summarized as warm, humid and reasonably dry.

September is in the spring in Arraial do Cabo and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a muggy 25°C (76°F), whilst at night 19°C (65°F) is normal.

Arraial do Cabo weather averages (imperial / metric)
Daytime temperature 24.5°C 76°F
Nightly temperature 18.6°C 65.4°F
Average temperature 21.5°C 70.7°F
Daily sunshine 5.6 hrs
Avg rainfall 55 mm 2.2 ins
Rainy days 12 days
Sea temperature 22.3°C 72.2°F
Humidity 82%
Windspeed 9.4kph 6 mph

On average September is the 4th driest month of the year in Arraial do Cabo with around 55mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 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 Arraial do Cabo

Arraial do Cabo average temperature in September

September rainfall

Arraial do Cabo average rain in September

September hourly sunshine

Arraial do Cabo 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 Arraial do Cabo in September 2024.

Other monthly averages

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Arraial do Cabo weather stats

Arraial do Cabo weather statistics
Hottest month: February 29°C 84.2°F
Driest month: August 37mm 1.5ins
Sunniest month: July 7.5hrs
Coldest month: July 24.4°C 75.9°F
Wettest month: December 108mm 4.3ins
Map showing location of Arraial do Cabo (-22.96611, -42.02778) Arraial do Cabo map pin © Google

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