São Sebastião Water Temperature

(Today) 2024

21.5°C / 70.7°F

The water will feel tepid. Swimming will be tolerable without a wetsuit, although it will take a little getting used to. If you intend to stay in the water for a while a 3/2mm wetsuit will be ideal.

Current weather

20°C / 67°F
(overcast clouds)
Partly cloudy
Wind
3 mph
Humidity
88%

The measurements for the water temperature in São Sebastião, São Paulo are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.

Water temp by month

Monthly average max / min water temperatures

The graph below shows the range of monthly São Sebastião water temperature derived from many years of historical sea surface temperature data.

São Sebastião average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in São Sebastião
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 24.5 24.4 24.4 24 22.1 20.8 19 19.9 19.6 20.2 20 22.1
Max °C 28.4 29.3 28.8 28.4 26.4 25 23.7 23 22.2 25.1 26.5 27.5
Min °F 77.6 77.8 77.7 77 73.5 71.1 68 69 68.3 70.3 70.6 73.9
Max °F 81.5 82.7 82.1 81.4 77.8 75.3 72.7 72.1 70.9 75.2 77.1 79.3

The warmest water temperature is in February with an average around 80.2°F / 26.8°C. The coldest month is September with an average water temperature of 69.6°F / 20.9°C.


7 day tide forecast for São Sebastião

SatSunMonTueWedThuFri
  • High 3:11am
    (1.14m)
  • Low 8:41am
    (0.2m)
  • High 3:21pm
    (1.02m)
  • Low 8:31pm
    (0.17m)
  • High 3:42am
    (1.09m)
  • Low 8:51am
    (0.31m)
  • High 3:48pm
    (0.95m)
  • Low 8:36pm
    (0.22m)
  • High 4:18am
    (1.01m)
  • Low 8:54am
    (0.42m)
  • High 4:19pm
    (0.86m)
  • Low 8:45pm
    (0.27m)
  • High 5:14am
    (0.92m)
  • Low 8:59am
    (0.55m)
  • High 11:51am
    (0.55m)
  • Low 11:56am
    (0.58m)
  • High 5:06pm
    (0.77m)
  • Low 9:03pm
    (0.34m)
  • High 6:36am
    (0.85m)
  • Low 9:08am
    (0.67m)
  • High 11:40am
    (0.66m)
  • Low 1:32pm
    (0.63m)
  • High 6:30pm
    (0.7m)
  • Low 9:33pm
    (0.45m)
  • High 11:51pm
    (0.43m)
  • Low 12:59am
    (0.43m)
  • High 7:47am
    (0.82m)
  • Low 9:10am
    (0.8m)
  • High 11:34am
    (0.77m)
  • Low 3:45pm
    (0.57m)
  • High 7:36pm
    (0.69m)
  • Low 3:25am
    (0.34m)
  • High 11:27am
    (0.88m)
  • Low 4:24pm
    (0.48m)
  • High 9:19pm
    (0.72m)
7 day tide times for São Sebastião

*These tide times are estimates based on the nearest accurate location (São Sebastião, Brazil) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.