Frost dates in Patagonia, AZ

The average last spring frost in Patagonia is around May 4 and the first fall frost is around October 31. That gives Patagonia an average growing season of about 180 days.

Last spring frost

Early (10% chance after)March 20
Average (50%)May 4
Late (90%)May 22

First fall frost

Early (10%)October 17
Average (50%)October 31
Late (90% chance before)November 29

See the Patagonia planting calendar →