Três Rios Weather in September

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

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

September is in the spring in Três Rios and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 14°C (58°F) is normal.

Três Rios weather averages (imperial / metric)
Daytime temperature 26.2°C 79.1°F
Nightly temperature 14.3°C 57.7°F
Average temperature 20.2°C 68.4°F
Daily sunshine 4.9 hrs
Avg rainfall 70 mm 2.7 ins
Rainy days 10 days
Sea temperature 21.9°C 71.5°F
Humidity 78%
Windspeed 9kph 6 mph

On average September is the 5th driest month of the year in Três Rios with around 70mm 2.7 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 4.9 hours of sunshine per day.

September temperatures in Três Rios

Três Rios average temperature in September

September rainfall

Três Rios average rain in September

September hourly sunshine

Três Rios 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 Três Rios in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Três Rios weather stats

Três Rios weather statistics
Hottest month: February 30.2°C 86.4°F
Driest month: July 26mm 1ins
Sunniest month: July 6.5hrs
Coldest month: July 24°C 75.2°F
Wettest month: January 283mm 11.1ins
Map showing location of Três Rios (-22.11667, -43.20917) Três Rios map pin © Google

Locations nearby

Top Brazil locations