Frost dates in San Juan Capistrano, CA

The average last spring frost in San Juan Capistrano is around February 6 and the first fall frost is around December 10. That gives San Juan Capistrano an average growing season of about 308 days.

Last spring frost

Early (10% chance after)January 7
Average (50%)February 6
Late (90%)March 30

First fall frost

Early (10%)November 25
Average (50%)December 10
Late (90% chance before)December 28

See the San Juan Capistrano planting calendar →