Frost dates in Interlaken, UT

The average last spring frost in Interlaken is around June 15 and the first fall frost is around September 12. That gives Interlaken an average growing season of about 89 days.

Last spring frost

Early (10% chance after)May 24
Average (50%)June 15
Late (90%)June 30

First fall frost

Early (10%)August 23
Average (50%)September 12
Late (90% chance before)September 28

See the Interlaken planting calendar →