Frost dates · Texas
Texas frost dates, county by county.
Last spring frost and first fall frost probability data for all 254 counties in Texas, computed from the NOAA 1991–2020 Climate Normals. Every county page surfaces the full probability table at three temperature thresholds plus crop-specific planting guidance.
Variation across Texas
105 days separate the earliest and latest counties.
The median last spring frost in Hidalgo County is January 3 — 105 days earlier than Dallam County at April 18. Statewide averages aren't useful planting tools; pick your county below for the data that actually applies to your fields.
By geography
Texas counties on the map.
Each polygon is a county. Click for full frost-date detail. Color shows last-spring-frost timing — sage = earliest, amber = latest.
MapList
Last spring frostEarliestMedianLatest
254 counties · click any county for full frost data