Frost dates in Fairbanks, AK

The average last spring frost in Fairbanks is around May 19 and the first fall frost is around September 3. That gives Fairbanks an average growing season of about 107 days.

Last spring frost

Early (10% chance after)May 8
Average (50%)May 19
Late (90%)June 1

First fall frost

Early (10%)August 23
Average (50%)September 3
Late (90% chance before)September 17

See the Fairbanks planting calendar →