Frost dates in South Tucson, AZ

The average last spring frost in South Tucson is around March 10 and the first fall frost is around November 26. That gives South Tucson an average growing season of about 261 days.

Last spring frost

Early (10% chance after)January 25
Average (50%)March 10
Late (90%)April 7

First fall frost

Early (10%)November 3
Average (50%)November 26
Late (90% chance before)December 23

See the South Tucson planting calendar →