Frost dates in Prescott, AZ

The average last spring frost in Prescott is around May 13 and the first fall frost is around October 13. That gives Prescott an average growing season of about 153 days.

Last spring frost

Early (10% chance after)April 21
Average (50%)May 13
Late (90%)June 2

First fall frost

Early (10%)September 23
Average (50%)October 13
Late (90% chance before)November 1

See the Prescott planting calendar →