Last frost date in Richmond, California

January 4

Average last frost in spring. In an early year (1 in 10) it's over by December 14; in a late year (1 in 10) it comes after January 26.

January 2

Average first frost in fall. 1 year in 10 it comes by December 11.

A 32°F night happens here about 2 years in 10; in those years these are the usual dates.

Source: NOAA U.S. Climate Normals 1991–2020, station Richmond (USC00047414), 2.5 miles from Richmond, elevation 20 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.

This station is also the nearest one for Pinole and San Pablo, so their frost dates are the same as Richmond's.

What to plant now

Frost dates for Richmond, California
Early yearAverageLate year
Last frost in springDec 14Jan 4Jan 26
First frost in fallDec 11Jan 2Jan 22

Frost-free days in an average year: 365

Light frost, frost and hard freeze in Richmond
Chance in a yearAverage last in springAverage first in fall
Light frost (36°F)8 years in 10Jan 17Dec 24
Frost (32°F)2 years in 10Jan 4Jan 2
Hard freeze (28°F)Under 1 year in 20——

Nights at 32°F or colder in an average year: 0.3

What to plant now in Richmond

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.

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