14.08
fri
fri
Day

73°F
N 3 mph
Precip.
21%
21%
Night

72°F
W 6 mph
Precip.
28%
28%
15.08
sat
sat
Day

73°F
W 12 mph
Precip.
39%
39%
Night

68°F
W 9 mph
Precip.
29%
29%
16.08
sun
sun
Day

79°F
W 8 mph
Precip.
6%
6%
Night

70°F
SW 6 mph
Precip.
12%
12%
17.08
mon
mon
Day

82°F
W 5 mph
Precip.
3%
3%
Night

72°F
SW 6 mph
Precip.
8%
8%
18.08
tue
tue
Day

88°F
W 2 mph
Precip.
1%
1%
Night

75°F
S 5 mph
Precip.
4%
4%
19.08
wed
wed
Day

77°F
NE 11 mph
Precip.
7%
7%
Night

70°F
S 2 mph
Precip.
12%
12%
20.08
thu
thu
Day

86°F
W 6 mph
Precip.
2%
2%
Night

75°F
S 4 mph
Precip.
3%
3%
21.08
fri
fri
Day

86°F
NE 16 mph
Precip.
1%
1%
Night

70°F
N 10 mph
Precip.
39%
39%
22.08
sat
sat
Day

73°F
NW 7 mph
Precip.
11%
11%
Night

68°F
W 5 mph
Precip.
18%
18%
23.08
sun
sun
Day

77°F
N 11 mph
Precip.
5%
5%
Night

70°F
NW 6 mph
Precip.
49%
49%
24.08
mon
mon
Day

75°F
NW 9 mph
Precip.
19%
19%
Night

70°F
W 9 mph
Precip.
38%
38%
25.08
tue
tue
Day

75°F
NW 6 mph
Precip.
15%
15%
Night

70°F
NW 2 mph
Precip.
34%
34%
26.08
wed
wed
Day

77°F
NW 3 mph
Precip.
18%
18%
Night

72°F
SW 4 mph
Precip.
19%
19%
27.08
thu
thu
Day

82°F
W 4 mph
Precip.
4%
4%
Night

75°F
SW 5 mph
Precip.
9%
9%
sea water
temperature
temperature
| Rio de Janeiro |
monthly
weather
weather
| Rio de Janeiro |
current
weather
weather
| Rio de Janeiro |
7 days
forecast
forecast
| Rio de Janeiro |
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 70.8°F. The highest and lowest sea temperatures during the month were 73.0°F and 69.4°F.
Air temperature in Rio de Janeiro, °F
Precipitation total in Rio de Janeiro, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Rio de Janeiro
Rio de Janeiro on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Rio de Janeiro
Local time: 13:00
August 14, friday
1500

75°F
NW
6 mph
6 mph
1800

72°F
NW
6 mph
6 mph
2100

72°F
W
9 mph
9 mph
August 15, saturday
0000

72°F
W
6 mph
6 mph
0300

70°F
W
7 mph
7 mph
0600

70°F
W
6 mph
6 mph
0900

72°F
W
8 mph
8 mph
1200

73°F
W
12 mph
12 mph




























