05.22
fri
fri
DAY
74°F
NE 5 mph
precip
100%
100%
NIGHT
70°F
W 2 mph
precip
100%
100%
05.23
sat
sat
DAY
76°F
SW 10 mph
precip
100%
100%
NIGHT
70°F
SW 9 mph
precip
0%
0%
05.24
sun
sun
DAY
82°F
SW 6 mph
precip
0%
0%
NIGHT
70°F
S 6 mph
precip
0%
0%
05.25
mon
mon
DAY
80°F
NW 5 mph
precip
0%
0%
NIGHT
74°F
E 2 mph
precip
0%
0%
05.26
tue
tue
DAY
82°F
W 8 mph
precip
0%
0%
NIGHT
72°F
SW 11 mph
precip
0%
0%
05.27
wed
wed
DAY
82°F
NE 15 mph
precip
82%
82%
NIGHT
70°F
NE 16 mph
precip
0%
0%
05.28
thu
thu
DAY
78°F
NE 14 mph
precip
67%
67%
NIGHT
66°F
NE 7 mph
precip
0%
0%
05.29
fri
fri
DAY
76°F
NW 4 mph
precip
0%
0%
NIGHT
64°F
SE 5 mph
precip
0%
0%
05.30
sat
sat
DAY
78°F
SW 7 mph
precip
0%
0%
NIGHT
66°F
S 4 mph
precip
0%
0%
05.31
sun
sun
DAY
80°F
SW 7 mph
precip
0%
0%
NIGHT
68°F
E 6 mph
precip
0%
0%
06.01
mon
mon
DAY
70°F
NE 14 mph
precip
100%
100%
NIGHT
62°F
E 11 mph
precip
0%
0%
06.02
tue
tue
DAY
74°F
NE 11 mph
precip
66%
66%
NIGHT
66°F
E 4 mph
precip
75%
75%
06.03
wed
wed
DAY
74°F
W 4 mph
precip
0%
0%
NIGHT
64°F
S 6 mph
precip
0%
0%
06.04
thu
thu
DAY
76°F
SW 8 mph
precip
0%
0%
NIGHT
66°F
S 7 mph
precip
0%
0%
Sea water
temperature
temperature
| Rio das Ostras |
Weather in
May
May
| Rio das Ostras |
7 day weather
forecast
forecast
| Rio das Ostras |
10 day weather
forecast
forecast
| Rio das Ostras |
14 day weather
forecast
forecast
| Rio das Ostras |
Monthly weather
averages
averages
| Rio das Ostras |
Current Weather
Conditions
Conditions
| Rio das Ostras |
When is the Best
Time to Visit?
Time to Visit?
| Rio das Ostras |
Rio das Ostras Sea Water Temperature in May, °F
The average sea surface temperature in May 2026 for Rio das Ostras was 77.9°F. The maximum and minimum values were 75.8°F and 81.0°F respectively.
Rio das Ostras on the Weather Map
Brazil Resorts:
NAME
F°
| Balneario Pinhal |  |
+60 |
| Florianopolis |  |
+60 |
| Fortaleza | |
+82 |
| Guarapari |  |
+72 |
| Guaratuba |  |
+60 |
| Ilha de Itamaraca | |
+80 |
| Joao Pessoa |  |
+80 |
| Parati | |
+58 |
| Pôrto Belo | |
+62 |
| Recife | |
+80 |
| Rio das Ostras | |
+70 |
| Rio de Janeiro | |
+70 |
| Salvador | |
+84 |
| Santos | |
+66 |
| Sao Paulo | |
+58 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Rio das Ostras
Local time: 16:33
22 may, friday
| 1800 | |
70°F | NW 5 mph |
| 2100 | |
70°F | NW 3 mph |
23 may, saturday
| 0000 | |
70°F | W 2 mph |
| 0300 | |
70°F | SW 3 mph |
| 0600 | |
68°F | S 4 mph |
| 0900 | |
72°F | S 6 mph |
| 1200 | |
76°F | SW 10 mph |
| 1500 | |
74°F | SW 13 mph |