17.07
fri
fri
Day
77°F
SW 14 mph
Precip.
1%
1%
Night
64°F
S 12 mph
Precip.
12%
12%
18.07
sat
sat
Day
81°F
SW 11 mph
Precip.
1%
1%
Night
68°F
S 14 mph
Precip.
15%
15%
19.07
sun
sun
Day
81°F
SW 13 mph
Precip.
2%
2%
Night
68°F
SW 14 mph
Precip.
13%
13%
20.07
mon
mon
Day
81°F
S 12 mph
Precip.
3%
3%
Night
66°F
SW 13 mph
Precip.
14%
14%
21.07
tue
tue
Day
82°F
S 11 mph
Precip.
1%
1%
Night
66°F
SW 12 mph
Precip.
12%
12%
22.07
wed
wed
Day
84°F
SW 4 mph
Precip.
1%
1%
Night
68°F
SW 11 mph
Precip.
11%
11%
23.07
thu
thu
Day
86°F
SW 8 mph
Precip.
1%
1%
Night
68°F
NW 1 mph
Precip.
8%
8%
sea water
temperature
temperature
| Rio das Ostras |
monthly
weather
weather
| Rio das Ostras |
current
weather
weather
| Rio das Ostras |
14 days
forecast
forecast
| Rio das Ostras |
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 73.1°F. The highest and lowest sea temperatures during the month were 74.1°F and 72.1°F.
Air temperature in Rio das Ostras, °F
Precipitation total in Rio das Ostras, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Rio das Ostras
Rio das Ostras on a weather map
Places in Brazil:
Name
°F
24 Hours Forecast
Rio das Ostras
Local time: 00:30
July 17, friday
0300
63°F
S
14 mph
14 mph
0600
61°F
SW
14 mph
14 mph
0900
70°F
S
14 mph
14 mph
1200
77°F
SW
14 mph
14 mph
1500
79°F
SW
14 mph
14 mph
1800
70°F
SW
17 mph
17 mph
2100
66°F
S
14 mph
14 mph
July 18, saturday
0000
64°F
S
12 mph
12 mph
