San Onofre Water Temperature

(Today) 2024

16.1°C / 61°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

12°C / 54°F
(broken clouds)
Partly cloudy
Wind
3 mph
Humidity
77%

The measurements for the water temperature in San Onofre, 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 San Onofre water temperature derived from many years of historical sea surface temperature data.

San Onofre average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in San Onofre
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 13.6 13.8 13.1 13.9 15 16.2 18.1 18.6 17.7 16.6 15.8 14.6
Max °C 15.8 15.9 16.4 16.8 18.6 20.5 21.6 21.1 21 19.7 18.1 16.8
Min °F 57.4 57.6 56.9 58.1 60.4 62.8 65.9 66.4 65.1 63.1 61.3 59.2
Max °F 59.6 59.7 60.2 61 64 67.1 69.4 68.9 68.4 66.2 63.6 61.4

The warmest water temperature is in July with an average around 67.6°F / 19.8°C. The coldest month is January with an average water temperature of 58.5°F / 14.7°C.

7 day tide forecast for San Onofre

FriSatSunMonTueWedThu
  • Low 5:25am
    (-0.1m)
  • High 11:37am
    (0.95m)
  • Low 4:08pm
    (0.58m)
  • High 10:30pm
    (1.63m)
  • Low 6:11am
    (-0.07m)
  • High 12:36pm
    (0.87m)
  • Low 4:27pm
    (0.67m)
  • High 11:04pm
    (1.57m)
  • Low 7:09am
    (-0.02m)
  • High 2:03pm
    (0.81m)
  • Low 4:46pm
    (0.76m)
  • High 11:48pm
    (1.49m)
  • Low 8:21am
    (0.02m)
  • High 4:41pm
    (0.85m)
  • Low 4:50pm
    (0.85m)
  • High 12:57am
    (1.39m)
  • Low 9:40am
    (0.02m)
  • High 5:32pm
    (0.96m)
  • Low 8:33pm
    (0.91m)
  • High 2:43am
    (1.31m)
  • Low 10:48am
    (-0.02m)
  • High 5:55pm
    (1.09m)
  • Low 10:45pm
    (0.79m)
  • High 4:22am
    (1.31m)
  • Low 11:41am
    (-0.05m)
  • High 6:21pm
    (1.25m)
7 day tide times for San Onofre

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