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California Weather in October

October in California sees daytime temperatures around 20°C (68°F) and lows of 10°C (50°F) at night. With around 138 mm (5.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in California in October

Analyzing past climate data, one can expect approximately 11 days of rain, averaging 138 mm (5.4 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in California in October

Expect highs of 20°C (68°F) in California in October, with nights dropping to around 10°C (50°F). The difference between afternoon and evening temperatures is usually noticeable. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

If your ideal day consists of dry skies and pleasant temperatures, May typically offers the best circumstances for California.

California Temperature in October

Min Temperature
10°C (50°F)
Max Temperature
20°C (68°F)
Chance of Rain
37%
Precipitation
138 mm (5.4 in)
Rainy days
11 days

California Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in California - and find the best time to visit.

Best Places in the United States of America in October

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in October →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in California in October

Pleasant temperatures in October mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes.

What To Do in California in October

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    6/10
  • Outdoor sports
    9/10

California 3-Day Forecast

More climate data for California

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.