La Trinité-sur-Mer Sea Temperature

(Today) 2025

17.1°C / 62.8°F

The water will feel medium. The water will feel a bit chilly in just bathers / swimming costume. If you plan on wearing a wetsuit 4/3mm should be thick enough.

Current weather

29°C / 84°F
(clear sky)
Partly cloudy
Wind
2 mph
Humidity
51%

The measurements for the water temperature in La Trinité-sur-Mer, Brittany 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 La Trinité-sur-Mer water temperature derived from many years of historical sea surface temperature data.

La Trinité-sur-Mer average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in La Trinité-sur-Mer
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 9.2 9.1 9.2 9.6 11.9 13.2 14.4 16.2 15.9 14.4 13.3 10.5
Max °C 12 11 11 13.9 15.8 18 19.3 18.7 18.5 17.8 16.5 14.8
Min °F 49.7 49.1 49.3 51 54.9 57.7 59.8 62.1 61.7 59.3 57.2 52.6
Max °F 52.5 51 51.1 55.3 58.8 62.5 64.7 64.6 64.3 62.7 60.4 56.9

The warmest water temperature is in August with an average around 63.3°F / 17.4°C. The coldest month is February with an average water temperature of 50°F / 10.0°C.

7 day tide forecast for La Trinité-sur-Mer

WedThuFriSatSunMonTue
  • Low 4:28am
    (1.5m)
  • High 10:31am
    (4.09m)
  • Low 4:48pm
    (1.61m)
  • High 10:59pm
    (4.32m)
  • Low 5:28am
    (1.54m)
  • High 11:40am
    (4.07m)
  • Low 5:51pm
    (1.62m)
  • High 12:10am
    (4.31m)
  • Low 6:31am
    (1.52m)
  • High 12:52pm
    (4.13m)
  • Low 6:57pm
    (1.56m)
  • High 1:22am
    (4.37m)
  • Low 7:36am
    (1.44m)
  • High 1:59pm
    (4.29m)
  • Low 8:03pm
    (1.42m)
  • High 2:28am
    (4.48m)
  • Low 8:38am
    (1.31m)
  • High 3:00pm
    (4.49m)
  • Low 9:07pm
    (1.24m)
  • High 3:28am
    (4.61m)
  • Low 9:36am
    (1.16m)
  • High 3:55pm
    (4.69m)
  • Low 10:05pm
    (1.04m)
  • High 4:23am
    (4.71m)
  • Low 10:30am
    (1.03m)
  • High 4:46pm
    (4.87m)
  • Low 11:00pm
    (0.87m)
7 day tide times for La Trinité-sur-Mer

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