Frost dates in Blanca, CO

The average last spring frost in Blanca is around June 10 and the first fall frost is around September 14. That gives Blanca an average growing season of about 96 days.

Last spring frost

Early (10% chance after)May 21
Average (50%)June 10
Late (90%)June 25

First fall frost

Early (10%)September 1
Average (50%)September 14
Late (90% chance before)September 29

See the Blanca planting calendar →