Frost dates in Park City, UT

The average last spring frost in Park City is around June 1 and the first fall frost is around September 21. That gives Park City an average growing season of about 112 days.

Last spring frost

Early (10% chance after)May 11
Average (50%)June 1
Late (90%)June 18

First fall frost

Early (10%)August 30
Average (50%)September 21
Late (90% chance before)October 24

See the Park City planting calendar →