Measurements:
°C
°F
Rio das Ostras
74°F
NW 8 mph
Feels like: 80°F
Precip: 100%
World Resorts Brazil Rio das Ostras Weather September Weather in Rio das Ostras

Rio das Ostras Weather: September

Average Day Temperature: 81.9°F
Average Night Temperature: 70.2°F
Sea Water Temperature: 73.4°F
Number of Sunny Days: 15 days
Sunshine Hours: 11.7 - 12.3 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.8 in

Air Temperature in September, °F

Select Year: 2024 2023 2022

The highest day temperature in September 2024 was 92°F. The lowest night temperature was 68°F. The average values for day and night temperatures during September were 84.0°F и 71.4°F respectivly.

Rio das Ostras Water Sea Temperature in September, °F

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Rio das Ostras was 74.8°F. The maximum and minimum values were 73.0°F and 76.2°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 das Ostras is 0.8 in.

Wind Speed in September, mph

The average wind speed in September is 10.2 mph. It makes September the most windy month of the year for Rio das Ostras.

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 das Ostras in September is 7.6 hours.

Best Time to Visit Rio das Ostras
The most sunny months:
July 20 days
June 17 days
August 16 days
The most warm months:
March 86.3 °F
February 85.4 °F
January 85.2 °F
Warmest sea temperature:
March 80.6 °F
February 80.5 °F
April 80.1 °F
The most cold months:
July 78.6 °F
August 79.1 °F
June 79.4 °F
The most rainy months:
February 6 days
November 6 days
January 6 days
The most windy months:
September 10 mph
August 9 mph
October 8 mph

Rio das Ostras on the Weather Map

Brazil Resorts:
NAME
Belem +80
Buzios +76
Cassino +70
Florianopolis +68
Fortaleza +82
Natal +80
Palhoca +68
Paraty +64
Recife +80
Rio de Janeiro +74
Salvador +80
Santos +74
Sao Paulo +68
Sao Sebastiao +72
Ubatuba +64
24 Hours Weather Forecast
Rio das Ostras
Local time: 23:37
22 nov, friday
0000 74°F
NW
8 mph
0300 74°F
N
5 mph
0600 74°F
NW
8 mph
0900 74°F
N
4 mph
1200 74°F
N
4 mph
1500 74°F
W
11 mph
1800 72°F
W
14 mph
2100 72°F
W
12 mph