Measurements:
°C
°F
Sao Sebastiao
74°F
SW 1 mph
Feels like: 74°F
Precip: 0%
World Resorts Brazil Sao Sebastiao Weather

Sao Sebastiao Sea Water Temperature

Current Sea Water Temperature:
+79.4°F
Maximum Sea Water Temperature in May: 81.2°F
Minimum Sea Water Temperature in May: 74.6°F
Average water temperature in May: 78.5°F

Sea Water Temperature for the Last 10 Days:

April 30 79.4°F April 25 79.8°F
April 29 80.0°F April 24 78.8°F
April 28 79.8°F April 23 78.8°F
April 27 80.6°F April 22 79.2°F
April 26 80.8°F April 21 79.8°F

When is the Warmest Sea for Sao Sebastiao?

According to our data for the last three years for Sao Sebastiao the highest average sea water temperature was in February, March and January.

Average Water Temperature by Month, °F

Sea Water Temperature in February

Select Year: 2026 2025 2024

The average sea surface temperature in February 2026 for Sao Sebastiao was 86.5°F. The maximum and minimum values were 84.8°F and 88.6°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Sao Sebastiao was 83.4°F. The maximum and minimum values were 81.6°F and 85.0°F respectively.

Sea Water Temperature in January

Select Year: 2026 2025 2024

The average sea surface temperature in January 2026 for Sao Sebastiao was 85.2°F. The maximum and minimum values were 83.2°F and 86.6°F respectively.

Best Time to Visit Sao Sebastiao
The most sunny months:
July 18 days
June 15 days
May 15 days
The most warm months:
February 84.4 °F
January 83.8 °F
March 83.6 °F
Warmest sea temperature:
February 85.1 °F
March 83.9 °F
January 83.5 °F
The most cold months:
July 74.0 °F
August 74.2 °F
June 75.9 °F
The most rainy months:
December 6 days
February 5 days
January 5 days
The most windy months:
October 6 mph
September 6 mph
August 6 mph

Sao Sebastiao on the Weather Map

Brazil Resorts:
NAME
Buzios +76
Florianopolis +64
Fortaleza +80
Guarapari +72
Guaratuba +64
Ilha de Itamaraca +80
Joao Pessoa +78
Natal +78
Parati +66
Pôrto Belo +68
Recife +80
Rio de Janeiro +76
Salvador +82
Santos +70
Sao Paulo +68
24 Hours Weather Forecast
Sao Sebastiao
Local time: 02:57
01 may, friday
0300 74°F
SW
1 mph
0600 74°F
SW
2 mph
0900 78°F
SW
2 mph
1200 82°F
NW
4 mph
1500 80°F
W
4 mph
1800 76°F
SW
6 mph
2100 74°F
SW
8 mph
02 may, saturday
0000 74°F
SW
7 mph