Swim in Santa Monica in september 2024What is the temperature of the sea in in september?

Average sea temperature in Santa Monica in september 2024.

In september, according to seasonal norms, the sea temperature in Santa Monica is:

Minimum: 64°F

Average: 67°F

Maximum: 70°F

Other useful seasonal weather averages in september:

  • Outside temperature: 74°F to 83°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 14.3mph
  • It rains a total of 0.4in, over 0 day(s).

Should we swim in Santa Monica in september?

Yes... and no. The water temperature in Santa Monica in september is cool

Swimming in september on the beaches of Santa Monica is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 70°F, it can also be as low as 64°F! Note that the average is 67°F.

Note also that in september, the climate is perfect with an average outside temperature of 78°F, 0.3in of precipitation (over 0 days) and 61.42 % humidity.

Water and normal seasonal temperatures in Santa Monica in september

September
Average sea temperature 67°F
Minimum sea temperature 64°F
Maximum sea temperature 70°F
Average outside temperature 79°F
Maximum outside temperature 85°F
Minimum outside temperature 74°F
Wind speed 9.9mph
Wind temperature 74°F
Precipitation 0.4in
Number of days of rain 0 jour(s)
(1%)
Humidity 62%
Visibility in kilometers 9.92km
Cloud cover 9%
Our opinion cool swimming

Swim elsewhere in California in september

City Average T° Max. T° Our opinion
Los Angeles in september67°F70°Fcool swimming
San Francisco in september58°F59°Ffreezing swimming
San Diego in september67°F70°Fcool swimming
Big Sur in september58°F60°Ffreezing swimming
Carmel-by-the-Sea in september59°F61°Ffreezing swimming
Eureka in september53°F57°Ffreezing swimming
Half Moon Bay in september58°F59°Ffreezing swimming
Hollywood in september67°F70°Fcool swimming
Malibu in september66°F69°Fcool swimming
Mendocino in september55°F57°Ffreezing swimming
Morro Bay in september59°F62°Ffreezing swimming
Oakland in september58°F59°Ffreezing swimming
Pismo Beach in september59°F62°Ffreezing swimming
San Clemente in september68°F70°Fcool swimming
Santa Barbara in september62°F65°Fcold swimming
Santa Cruz California in september58°F60°Ffreezing swimming
Ventura in september64°F67°Fcool swimming
Bodega Bay in september56°F58°Ffreezing swimming
Carlsbad in september68°F70°Fcool swimming
Huntington Beach in september67°F70°Fcool swimming

Swim in California in september: sea temperature by city

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