Frost dates in Mont Belvieu, TX

The average last spring frost in Mont Belvieu is around February 13 and the first fall frost is around December 6. That gives Mont Belvieu an average growing season of about 297 days.

Last spring frost

Early (10% chance after)January 12
Average (50%)February 13
Late (90%)March 14

First fall frost

Early (10%)November 13
Average (50%)December 6
Late (90% chance before)December 23

See the Mont Belvieu planting calendar →