Frost dates in Plano, TX

The average last spring frost in Plano is around March 4 and the first fall frost is around November 24. That gives Plano an average growing season of about 265 days.

Last spring frost

Early (10% chance after)February 13
Average (50%)March 4
Late (90%)March 21

First fall frost

Early (10%)November 10
Average (50%)November 24
Late (90% chance before)December 6

See the Plano planting calendar →