Current Sea Water Temperature:
+81.0°F
Maximum Sea Water Temperature in March: | 84.6°F |
Minimum Sea Water Temperature in March: | 76.0°F |
Average water temperature in March: | 80.7°F |
detailed information |
Sea Water Temperature for the Last 10 Days:
March 16 | 81.0°F | March 11 | 82.0°F |
March 15 | 81.4°F | March 10 | 83.6°F |
March 14 | 82.0°F | March 09 | 83.8°F |
March 13 | 81.8°F | March 08 | 82.8°F |
March 12 | 81.8°F | March 07 | 80.8°F |
When is the Warmest Sea for Rio das Ostras?
According to our data for the last three years for Rio das Ostras the highest average sea water temperature was in March, April and February.
Average Water Temperature by Month, °F
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
13
26
39
52
65
78
91
104
78.5
77.1
75.3
73.4
73.3
74.3
75.9
77.6
80.1
80.7
80
79.4
Sea Water Temperature in March
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
73
76
79
82
85
88
91
The average sea surface temperature in March 2025 for Rio das Ostras was 81.4°F. The maximum and minimum values were 78.8°F and 83.8°F respectively.
Sea Water Temperature in April
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
72
75
78
81
84
87
The average sea surface temperature in April 2024 for Rio das Ostras was 79.9°F. The maximum and minimum values were 76.2°F and 82.8°F respectively.
Sea Water Temperature in February
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
72
75
78
81
84
87
90
The average sea surface temperature in February 2025 for Rio das Ostras was 77.7°F. The maximum and minimum values were 76.0°F and 79.8°F respectively.
Brazil Resorts:
NAME
F°
Angra dos Reis | ![]() |
+78 |
Buzios | ![]() |
+82 |
Florianopolis | ![]() |
+82 |
Fortaleza | ![]() |
+84 |
Itajai | ![]() |
+80 |
Joao Pessoa | ![]() |
+88 |
Natal | ![]() |
+82 |
Recife | ![]() |
+88 |
Rio de Janeiro | ![]() |
+84 |
Rio Grande | ![]() |
+78 |
Salvador | ![]() |
+88 |
Santos | ![]() |
+78 |
Sao Paulo | ![]() |
+76 |
Sao Sebastiao | ![]() |
+78 |
Ubatuba | ![]() |
+78 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Rio das Ostras
Local time: 13:09
16 mar, sunday
1500 | ![]() |
82°F | N 7 mph |
1800 | ![]() |
78°F | N 4 mph |
2100 | ![]() |
78°F | NE 3 mph |
17 mar, monday
0000 | ![]() |
76°F | E 3 mph |
0300 | ![]() |
76°F | E 4 mph |
0600 | ![]() |
76°F | E 4 mph |
0900 | ![]() |
80°F | E 2 mph |
1200 | ![]() |
84°F | W 3 mph |