Frost dates in Somerton, AZ

The average last spring frost in Somerton is around February 4 and the first fall frost is around December 26. That gives Somerton an average growing season of about 326 days.

Last spring frost

Early (10% chance after)January 16
Average (50%)February 4
Late (90%)February 12

First fall frost

Early (10%)December 24
Average (50%)December 26
Late (90% chance before)December 30

See the Somerton planting calendar →