Saint-Cast-le-Guildo Sea Temperature

(Today) 2022

16.3°C / 61.4°F

Current weather

29°C / 84°F
(clear sky)

Partly cloudy

Wind

11 mph

Humidity

39%


The measurements for the water temperature in Saint-Cast-le-Guildo, 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.

Monthly average water temp

Monthly average max / min water temperatures

The graph below shows the range of monthly Saint-Cast-le-Guildo water temperature derived from many years of historical sea surface temperature data.

Saint-Cast-le-Guildo average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Saint-Cast-le-Guildo
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 7.6 8 7.7 9.2 11.5 12.9 15 16.6 16.8 15.3 13.2 10.3
Max °C 11.2 10.1 10.3 12.1 14 16.7 17.9 19 19.1 17.9 16.5 14
Min °F 47.1 47.2 46.9 49.7 53.7 56.7 60.1 62.8 63.1 60.6 57 52
Max °F 50.7 49.3 49.5 52.6 56.2 60.5 63 65.2 65.4 63.2 60.3 55.7

The warmest water temperature is in September with an average around 64.2°F / 17.9°C. The coldest month is February with an average water temperature of 48.2°F / 9.0°C.


7 day tide forecast for Saint-Cast-le-Guildo

FriSatSunMonTueWedThu
  • Low 01:25am
    (1.56m)
  • High 06:46am
    (12.08m)
  • Low 02:07pm
    (1.67m)
  • High 07:07pm
    (12.56m)
  • Low 02:33am
    (1.07m)
  • High 07:32am
    (12.44m)
  • Low 02:55pm
    (1.31m)
  • High 07:52pm
    (12.83m)
  • Low 03:18am
    (0.84m)
  • High 08:25am
    (12.55m)
  • Low 03:37pm
    (1.19m)
  • High 08:43pm
    (12.83m)
  • Low 03:59am
    (0.9m)
  • High 09:03am
    (12.43m)
  • Low 04:16pm
    (1.37m)
  • High 09:21pm
    (12.55m)
  • Low 04:35am
    (1.28m)
  • High 09:40am
    (12.07m)
  • Low 04:49pm
    (1.82m)
  • High 09:57pm
    (12.04m)
  • Low 05:07am
    (1.9m)
  • High 10:13am
    (11.51m)
  • Low 05:21pm
    (2.46m)
  • High 10:31pm
    (11.35m)
  • Low 05:37am
    (2.68m)
  • High 10:46am
    (10.85m)
  • Low 05:51pm
    (3.2m)
  • High 11:05pm
    (10.59m)
7 day tide times for Saint-Cast-le-Guildo

*These tide times are estimates based on the nearest accurate location (Saint Servan, 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.