Santa Monica weather in September 2024

Expect 81°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Santa Monica in September. Check more long-term weather averages for Santa Monica in September before you book your next holiday to California in 2024/2025.

81
81°F max day temperature
9
9 hours of sunshine per day
2
2 days with some rainfall
63
63°F min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
0.3
0.3 inches of monthly rainfall
8
8 (Very High) UV index
66
66°F sea temperature

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The September weather guide for California (Santa Monica) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about California

How hot is it in Santa Monica in September?

Daytime temperatures usually reach 81°F in Santa Monica in September with low heat and humidity, falling to 63°F at night.

How sunny is it in Santa Monica in September?

There are normally 9 hours of bright sunshine each day in Santa Monica in September - that's 74% of daylight hours.

How warm is the sea around Santa Monica in September?

The average sea temperature around Santa Monica in September is 66°F.

Does it ever rain in Santa Monica in September?

There are usually 2 days with some rain in Santa Monica in September and the average monthly rainfall is 0.3 inches.

Santa Monica September sunrise & sunset times

Browse the sunrise and sunset times for Santa Monica in September 2024. Select a month to view Santa Monica sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Sunday, 1st September 2024	06:28	19:19
Sunday, 15th September 2024	06:38	19:00
Monday, 30th September 2024	06:48	18:39

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California - quick facts
Flight time^✝	11 hours
Time difference	UK -8 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Visit California