- Save on holidays to USA & Canada with latest special offers
- Book holidays to Florida, New York, Las Vegas & more
- Filter deals by holiday type, Tripadvisor rating & more
California weather in September 2020
Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.
Below are average maximum temperatures at popular destinations in California in September. Select a destination to see more weather parameters.
- Death Valley
- Palm Springs
- Los Angeles
- Beverly Hills
- Santa Monica
- San Diego
- Santa Barbara
- Big Sur
- San Francisco
- Lake Tahoe
The September weather guide for California 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.
How hot is it in California in September?
Daytime temperatures usually reach 28°C in Los Angeles, California in September with moderate heat and humidity, falling to 17°C at night.
How sunny is it in California in September?
There are normally 9 hours of bright sunshine each day in Los Angeles, California in September - that's 75% of daylight hours.
Does it ever rain in California in September?
There are usually 2 days with some rain in Los Angeles, California in September and the average monthly rainfall is 9mm.
California sunrise & sunset times for September 2020
Browse the sunrise & sunset times for California in September 2020. Select a month to view California sunrise & sunset times for the next twelve months. The California sunrise & sunset times shown below are for Los Angeles.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st September 2020||06:27||19:18|
|Tuesday, 15th September 2020||06:37||18:59|
|Wednesday, 30th September 2020||06:47||18:38|
- Save on luxury holidays & honeymoons with special offers
- From Bora Bora to Barbados & Maldives to Mexico
- Filter offers by star rating, destination, board basis & more
Metric (°C / mm) | Imperial (°F / inches)
Discover more about California
More California destinations
- Crescent City
- Huntington Beach
- Kings Canyon
- Laguna Beach
- Long Beach
- Mammoth Lakes
- Newport Beach
- Santa Cruz
- South Lake Tahoe
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.