Fremont Water Temperature

(Today) 2025

11.8°C / 53.2°F

The water will feel cool (fresh). Probably too cold for all but seasoned swimmers. We'd recommend a 4mm or 5mm wetsuit if you want to stay in the water.

*Live data from Redwood City, CA: 17.0°C / 62.6°F

Current weather

14°C / 57°F
(clear sky)
Partly cloudy
Wind
15 mph
Humidity
79%

The measurements for the water temperature in Fremont, 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.

*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 Fremont water temperature derived from many years of historical sea surface temperature data.

Fremont average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Fremont
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 10.1 10.2 10.2 10 9.7 9.7 11.6 12.4 13.2 12.5 11.9 11.4
Max °C 13.5 13.5 14 13.3 13.7 13.6 14.3 15 14.9 15.2 13.9 13.6
Min °F 51.5 51.6 51.9 51.3 51.1 51 53.9 55.4 56.4 55.5 54.2 53.4
Max °F 54.9 54.9 55.7 54.6 55.1 54.9 56.6 58 58.1 58.2 56.2 55.6

The warmest water temperature is in September with an average around 57.2°F / 14.0°C. The coldest month is April with an average water temperature of 52.9°F / 11.6°C.

7 day tide forecast for Fremont

TueWedThuFriSatSunMon
  • High 1:44am
    (2.82m)
  • Low 9:27am
    (-0.53m)
  • High 3:48pm
    (2.23m)
  • Low 9:13pm
    (0.74m)
  • High 2:28am
    (2.79m)
  • Low 10:19am
    (-0.51m)
  • High 4:52pm
    (2.19m)
  • Low 10:07pm
    (0.85m)
  • High 3:16am
    (2.7m)
  • Low 11:16am
    (-0.43m)
  • High 5:59pm
    (2.17m)
  • Low 11:11pm
    (0.92m)
  • High 4:11am
    (2.57m)
  • Low 12:16pm
    (-0.3m)
  • High 7:07pm
    (2.17m)
  • Low 12:29am
    (0.94m)
  • High 5:13am
    (2.43m)
  • Low 1:21pm
    (-0.18m)
  • High 8:11pm
    (2.21m)
  • Low 1:56am
    (0.89m)
  • High 6:24am
    (2.28m)
  • Low 2:25pm
    (-0.06m)
  • High 9:04pm
    (2.26m)
  • Low 3:16am
    (0.77m)
  • High 7:42am
    (2.17m)
  • Low 3:25pm
    (0.05m)
  • High 9:49pm
    (2.32m)
7 day tide times for Fremont

*These tide times are estimates based on the nearest accurate location (Mowry Slough, San Francisco 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.