Frost dates in Lamar, MO

The average last spring frost in Lamar is around April 12 and the first fall frost is around October 24. That gives Lamar an average growing season of about 195 days.

Last spring frost

Early (10% chance after)March 29
Average (50%)April 12
Late (90%)April 28

First fall frost

Early (10%)October 9
Average (50%)October 24
Late (90% chance before)November 7

See the Lamar planting calendar →