Tomales Bay Water Temperature

(Today) 2024

10.7°C / 51.3°F

The water will feel cold. All but the most ardent watersports enthusiasts will be thinking of packing up for the winter. If not we'd suggest a thick 5/4mm wetsuit along with some boots and a hood.

Current weather

23°C / 74°F
(clear sky)
Partly cloudy
Wind
18 mph
Humidity
61%

The measurements for the water temperature in Tomales Bay, California 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 Tomales Bay water temperature derived from many years of historical sea surface temperature data.

Tomales Bay average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Tomales Bay
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 9.8 9.7 9.9 9.5 9.2 9 10.9 11.9 12.7 12.1 11.8 11
Max °C 13.1 12.9 13.5 12.7 13.5 13.4 13.7 14.4 14.2 14.8 13.7 13.3
Min °F 50.9 50.7 51.3 50.4 50.2 50 52.7 54.4 55.4 54.8 54 52.7
Max °F 54.2 53.9 54.9 53.6 54.5 54.4 55.5 56.9 56.9 57.5 55.9 55

The warmest water temperature is in September with an average around 56.1°F / 13.4°C. The coldest month is April with an average water temperature of 52°F / 11.1°C.

7 day tide forecast for Tomales Bay

WedThuFriSatSunMonTue
  • Low 12:58am
    (0.79m)
  • High 5:49am
    (1.3m)
  • Low 1:38pm
    (-0.09m)
  • High 8:38pm
    (1.2m)
  • Low 2:22am
    (0.67m)
  • High 7:10am
    (1.26m)
  • Low 2:37pm
    (-0.05m)
  • High 9:16pm
    (1.3m)
  • Low 3:28am
    (0.5m)
  • High 8:30am
    (1.25m)
  • Low 3:30pm
    (-0m)
  • High 9:51pm
    (1.4m)
  • Low 4:24am
    (0.29m)
  • High 9:45am
    (1.25m)
  • Low 4:18pm
    (0.08m)
  • High 10:25pm
    (1.51m)
  • Low 5:15am
    (0.08m)
  • High 10:54am
    (1.26m)
  • Low 5:04pm
    (0.18m)
  • High 10:59pm
    (1.6m)
  • Low 6:03am
    (-0.11m)
  • High 11:58am
    (1.26m)
  • Low 5:49pm
    (0.29m)
  • High 11:34pm
    (1.68m)
  • Low 6:49am
    (-0.27m)
  • High 12:59pm
    (1.26m)
  • Low 6:32pm
    (0.41m)
7 day tide times for Tomales Bay

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