Frost dates in Ten Sleep, WY

The average last spring frost in Ten Sleep is around May 12 and the first fall frost is around October 3. That gives Ten Sleep an average growing season of about 144 days.

Last spring frost

Early (10% chance after)April 26
Average (50%)May 12
Late (90%)May 25

First fall frost

Early (10%)September 11
Average (50%)October 3
Late (90% chance before)October 13

See the Ten Sleep planting calendar →