Frost dates in San Carlos, CA

The average last spring frost in San Carlos is around February 9 and the first fall frost is around December 6. That gives San Carlos an average growing season of about 301 days.

Last spring frost

Early (10% chance after)January 10
Average (50%)February 9
Late (90%)March 10

First fall frost

Early (10%)November 14
Average (50%)December 6
Late (90% chance before)December 23

See the San Carlos planting calendar →