São Luís Water Temperature

(Today) 2024

29.3°C / 84.7°F

The water will feel unpleasantly warm (stifling). May be a little too warm for any kind of activity, particularly if sunny.

Current weather

29°C / 85°F
(clear sky)
Partly cloudy
Wind
9 mph
Humidity
75%

The measurements for the water temperature in São Luís, Maranhão 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.

Water temp by month

Monthly average max / min water temperatures

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

São Luís average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in São Luís
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 28 27.9 27.9 28.1 27.8 27.8 27.3 26.8 26.6 26.6 27.1 27
Max °C 29 29.5 29.7 29.2 29.4 28.7 28.6 28.7 27.8 28.2 28.3 28.8
Min °F 82.8 82.9 82.9 83 82.7 82.4 81.6 81 80.4 80.5 81.3 81.3
Max °F 83.8 84.5 84.7 84.1 84.3 83.3 82.9 82.9 81.6 82.1 82.5 83.1

The warmest water temperature is in March with an average around 83.8°F / 28.8°C. The coldest month is September with an average water temperature of 81°F / 27.2°C.

7 day tide forecast for São Luís

WedThuFriSatSunMonTue
  • Low 1:04am
    (0.18m)
  • High 7:16am
    (5.89m)
  • Low 1:30pm
    (-0.24m)
  • High 7:44pm
    (5.53m)
  • Low 1:42am
    (0.27m)
  • High 7:53am
    (5.83m)
  • Low 2:09pm
    (-0.14m)
  • High 8:23pm
    (5.36m)
  • Low 2:19am
    (0.45m)
  • High 8:31am
    (5.65m)
  • Low 2:47pm
    (0.08m)
  • High 9:01pm
    (5.09m)
  • Low 2:57am
    (0.72m)
  • High 9:09am
    (5.37m)
  • Low 3:27pm
    (0.4m)
  • High 9:41pm
    (4.78m)
  • Low 3:36am
    (1.02m)
  • High 9:49am
    (5.02m)
  • Low 4:10pm
    (0.76m)
  • High 10:26pm
    (4.45m)
  • Low 4:21am
    (1.35m)
  • High 10:36am
    (4.65m)
  • Low 4:59pm
    (1.12m)
  • High 11:18pm
    (4.15m)
  • Low 5:15am
    (1.65m)
  • High 11:32am
    (4.3m)
  • Low 6:00pm
    (1.43m)
7 day tide times for São Luís

*These tide times are estimates based on the nearest accurate location (São Luís, 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.