Frost dates in San Jacinto, CA

The average last spring frost in San Jacinto is around February 23 and the first fall frost is around November 30. That gives San Jacinto an average growing season of about 281 days.

Last spring frost

Early (10% chance after)January 20
Average (50%)February 23
Late (90%)March 31

First fall frost

Early (10%)November 12
Average (50%)November 30
Late (90% chance before)December 22

See the San Jacinto planting calendar →