Bield:Farm
Frost dates · Louisiana

Louisiana frost dates,
county by county.

Last spring frost and first fall frost probability data for all 64 counties in Louisiana, 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 Louisiana

56 days separate the earliest and latest counties.

The median last spring frost in Plaquemines Parish is January 17 56 days earlier than Claiborne Parish at March 14. Statewide averages aren't useful planting tools; pick your county below for the data that actually applies to your fields.

By frost timing

Counties sorted by last spring frost.

Latest at top, earliest at bottom. In most states this matches the north-to-south gradient.