26.04
sun
sun
Day
86°F
S 4 mph
Precip.
0%
0%
Night
72°F
S 8 mph
Precip.
0%
0%
27.04
mon
mon
Day
86°F
S 9 mph
Precip.
0%
0%
Night
72°F
E 2 mph
Precip.
0%
0%
28.04
tue
tue
Day
82°F
W 6 mph
Precip.
84%
84%
Night
72°F
SW 9 mph
Precip.
0%
0%
29.04
wed
wed
Day
86°F
S 10 mph
Precip.
0%
0%
Night
72°F
S 9 mph
Precip.
0%
0%
30.04
thu
thu
Day
82°F
N 11 mph
Precip.
0%
0%
Night
73°F
NE 7 mph
Precip.
0%
0%
01.05
fri
fri
Day
79°F
NW 7 mph
Precip.
80%
80%
Night
72°F
S 4 mph
Precip.
0%
0%
02.05
sat
sat
Day
84°F
SW 8 mph
Precip.
0%
0%
Night
72°F
S 10 mph
Precip.
0%
0%
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 April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 76.8°F. The highest and lowest sea temperatures during the month were 79.9°F and 75.2°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 74.4°F. The highest and lowest sea temperatures during the month were 75.7°F and 72.7°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: 21:44
April 27, monday
0000
72°F
S
8 mph
8 mph
0300
72°F
SW
10 mph
10 mph
0600
70°F
S
10 mph
10 mph
0900
81°F
SW
10 mph
10 mph
1200
86°F
S
9 mph
9 mph
1500
86°F
S
9 mph
9 mph
1800
77°F
SE
4 mph
4 mph
2100
73°F
E
4 mph
4 mph
