Frost dates · Arkansas
Arkansas frost dates, county by county.
Last spring frost and first fall frost probability data for all 75 counties in Arkansas, 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 Arkansas
34 days separate the earliest and latest counties.
The median last spring frost in Miller County is February 28 — 34 days earlier than Washington County at April 3. Statewide averages aren't useful planting tools; pick your county below for the data that actually applies to your fields.
By geography
Arkansas 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
75 counties · click any county for full frost data