Current Sea Water Temperature:
+78.2°F
| Maximum Sea Water Temperature in March: | 88.0°F |
| Minimum Sea Water Temperature in March: | 78.2°F |
| Average water temperature in March: | 82.2°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| March 30 | 78.2°F | March 25 | 81.4°F |
| March 29 | 80.0°F | March 24 | 79.6°F |
| March 28 | 80.0°F | March 23 | 79.2°F |
| March 27 | 80.8°F | March 22 | 79.2°F |
| March 26 | 81.6°F | March 21 | 80.0°F |
When is the Warmest Sea for Rio de Janeiro?
According to our data for the last three years for Rio de Janeiro the highest average sea water temperature was in February, January and March.
Average Water Temperature by Month, °F
Sea Water Temperature in February
The average sea surface temperature in February 2026 for Rio de Janeiro was 85.7°F. The maximum and minimum values were 83.2°F and 88.2°F respectively.
Sea Water Temperature in January
The average sea surface temperature in January 2026 for Rio de Janeiro was 83.4°F. The maximum and minimum values were 81.0°F and 85.6°F respectively.
Sea Water Temperature in March
The average sea surface temperature in March 2026 for Rio de Janeiro was 81.9°F. The maximum and minimum values were 78.2°F and 86.6°F respectively.
Brazil Resorts:
NAME
F°
| Anchieta |  |
+84 |
| Buzios | |
+82 |
| Florianopolis |  |
+86 |
| Fortaleza | |
+86 |
| Itajai |  |
+88 |
| Jericoacoara | |
+86 |
| Joao Pessoa |  |
+90 |
| Recife | |
+88 |
| Rio de Janeiro | |
+86 |
| Rio Grande |  |
+78 |
| Salvador | |
+84 |
| Santos | |
+82 |
| Sao Paulo | |
+86 |
| Sao Sebastiao | |
+82 |
| Xangri-la | |
+80 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Rio de Janeiro
Local time: 10:59
30 mar, monday
| 1200 |  |
86°F | N 6 mph |
| 1500 | |
84°F | NW 9 mph |
| 1800 |  |
80°F | NW 5 mph |
| 2100 | |
78°F | W 4 mph |
31 mar, tuesday
| 0000 |  |
76°F | SW 4 mph |
| 0300 | |
76°F | S 2 mph |
| 0600 | |
74°F | SW 4 mph |
| 0900 |  |
82°F | W 2 mph |