Measurements:
°C
°F
Rio de Janeiro
70°F
SW 1 mph
Feels like: 70°F
Precip: 76%
World Resorts Brazil Rio de Janeiro Weather September Weather in Rio de Janeiro

Rio de Janeiro Weather: September

Average Day Temperature: 83.9°F
Average Night Temperature: 71.7°F
Sea Water Temperature: 74.6°F
Number of Sunny Days: 17 days
Sunshine Hours: 11.7 - 12.3 hours
Number of Rainy Days: 4 days
Precipitation Totals: 2.7 in

Air Temperature in September, °F

Select Year: 2024 2023 2022

The highest day temperature in September 2024 was 96°F. The lowest night temperature was 68°F. The average values for day and night temperatures during September were 84.8°F и 72.9°F respectivly.

Rio de Janeiro Water Sea Temperature in September, °F

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Rio de Janeiro was 76.9°F. The maximum and minimum values were 73.8°F and 80.0°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Rio de Janeiro is 2.7 in.

Wind Speed in September, mph

The average wind speed in September is 7.2 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Rio de Janeiro in September is 8.1 hours.

Best Time to Visit Rio de Janeiro
The most sunny months:
July 21 days
August 19 days
May 19 days
The most warm months:
February 93.0 °F
January 92.0 °F
March 91.1 °F
Warmest sea temperature:
February 83.0 °F
January 82.7 °F
March 82.3 °F
The most cold months:
August 82.6 °F
June 83.1 °F
July 83.5 °F
The most rainy months:
November 10 days
December 9 days
January 8 days
The most windy months:
October 7 mph
September 7 mph
November 7 mph

Rio de Janeiro on the Weather Map

Brazil Resorts:
NAME
Belem +76
Buzios +70
Cassino +68
Florianopolis +66
Fortaleza +82
Natal +80
Palhoca +66
Paraty +56
Recife +78
Rio de Janeiro +70
Salvador +80
Santos +70
Sao Paulo +64
Sao Sebastiao +70
Ubatuba +56
24 Hours Weather Forecast
Rio de Janeiro
Local time: 02:31
31 oct, thursday
0300 70°F
SW
1 mph
0600 72°F
E
1 mph
0900 76°F
N
2 mph
1200 80°F
N
7 mph
1500 78°F
N
9 mph
1800 76°F
W
7 mph
2100 74°F
W
6 mph
01 nov, friday
0000 72°F
SW
6 mph