Santa Monica Weather in October

What's the weather like in Santa Monica (California) in October 2025?

The climate in Santa Monica during October can be summarized as warm and very dry.

October is in the fall / autumn in Santa Monica and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 14°C (57°F) is normal.

Santa Monica weather averages (imperial / metric)
Daytime temperature 25.2°C 77.4°F
Nightly temperature 14°C 57.2°F
Average temperature 19.6°C 67.3°F
Daily sunshine 8.9 hrs
Avg rainfall 7 mm 0.3 ins
Rainy days 2 days
Sea temperature 17.9°C 64.3°F
Humidity 68%
Windspeed 11.2kph 7 mph

On average October is the 6th driest month of the year in Santa Monica with around 7mm 0.3 inches of rain making it a very dry time to visit.

On the flip side this corresponds to an average of 8.9 hours of sunshine per day.

October temperatures in Santa Monica

Santa Monica average temperature in October

October rainfall

Santa Monica average rain in October

October hourly sunshine

Santa Monica average rain in October

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Santa Monica in October 2025.

Other monthly averages

Best places to visit in October

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Santa Monica weather stats

Santa Monica weather statistics
Hottest month: August 28°C 82.4°F
Driest month: July 1mm 0ins
Sunniest month: August 11.7hrs
Coldest month: December 18.6°C 65.5°F
Wettest month: January 78mm 3.1ins
Map showing location of Santa Monica (34.01945, -118.49119) Santa Monica map pin © Google

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