Frost dates in Fort Smith, AR

The average last spring frost in Fort Smith is around March 29 and the first fall frost is around November 4. That gives Fort Smith an average growing season of about 220 days.

Last spring frost

Early (10% chance after)March 13
Average (50%)March 29
Late (90%)April 14

First fall frost

Early (10%)October 19
Average (50%)November 4
Late (90% chance before)November 19

See the Fort Smith planting calendar →