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Rio de Janeiro weather in August

Weather in Rio de Janeiro: August

Average day temperature: 79.6°F
Average night temperature: 67.4°F
Sea water temperature: 71.2°F
Number of sunny days: 19 days
Day length: 11.1 - 11.6 hours
Number of rainy days: 4 days
Precipitation totals: 2.3 in.

Air temperature in August, °F

Show year:
2023
2022
2021

The highest day temperature during August of 2023 was 94°F. At the same time the lowest night temperature was 60°F. Day and night temperature averages during August were 77.8°F and 67.8°F.

Sea water temperature in Rio de Janeiro in August, °F

Show year:
2023
2022
2021

The average sea water temperature in August of 2023 was 72.4°F. The highest and lowest sea temperatures during the month were 74.3°F and 71.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are sunny but cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Rio de Janeiro in August is 2.8 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 6.6 mph It makes August one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 7.3.

Best time for vacation in Rio de Janeiro

Sunniest months:
July 21 days
August 19 days
May 19 days
Warmest months:
February 88.7 °F
January 87.8 °F
March 87.0 °F
Warmest sea temp:
February 79.7 °F
January 79.4 °F
March 79.1 °F
Coldest months:
August 79.6 °F
June 79.8 °F
September 80.5 °F
Rainiest months:
November 10 days
December 9 days
January 8 days
Windiest months:
October 7.3 mph
September 7.2 mph
November 7.0 mph

Rio de Janeiro on a weather map

Rio de Janeiro
+90°F
NE 0 mph
Feels like: +93°F
Precip.: 0%
Places in Brazil:
Name
°F
+86°F
+81°F
+86°F
+79°F
+86°F
+82°F
+86°F
+91°F
+79°F
+88°F
+86°F
24 Hours Forecast
Rio de Janeiro
Local time: 12:20
May 02, thursday
1500
88°F
W
2 mph
1800
82°F
W
5 mph
2100
81°F
SW
5 mph
May 03, friday
0000
79°F
S
6 mph
0300
77°F
S
6 mph
0600
75°F
S
7 mph
0900
84°F
S
6 mph
1200
86°F
NE
14 mph
Units of measurement: °C / °F