Frost dates in Jefferson, TX

The average last spring frost in Jefferson is around March 21 and the first fall frost is around November 6. That gives Jefferson an average growing season of about 230 days.

Last spring frost

Early (10% chance after)February 26
Average (50%)March 21
Late (90%)April 9

First fall frost

Early (10%)October 20
Average (50%)November 6
Late (90% chance before)December 1

See the Jefferson planting calendar →