Frost dates in Imperial Beach, CA

The average last spring frost in Imperial Beach is around January 15 and the first fall frost is around November 14. That gives Imperial Beach an average growing season of about 304 days.

Last spring frost

Early (10% chance after)January 5
Average (50%)January 15
Late (90%)March 29

First fall frost

Early (10%)September 24
Average (50%)November 14
Late (90% chance before)December 12

See the Imperial Beach planting calendar →