Frost dates in Glenwood Springs, CO

The average last spring frost in Glenwood Springs is around May 17 and the first fall frost is around September 27. That gives Glenwood Springs an average growing season of about 133 days.

Last spring frost

Early (10% chance after)April 30
Average (50%)May 17
Late (90%)June 13

First fall frost

Early (10%)September 12
Average (50%)September 27
Late (90% chance before)October 16

See the Glenwood Springs planting calendar →