Frost dates in Louisiana

Across Louisiana, the typical last spring frost is around Feb 28 and the first fall frost around Nov 24. Your own dates depend on where you are in the state; find your county below.

Most of the state's last spring frosts fall between Feb 4 and Mar 16, and its first fall frosts between Nov 9 and Dec 17.

These are the dates with a 50% chance of a 32°F frost on or after (spring) or on or before (fall), so plan tender crops a week or two after the spring date and keep row cover handy. For dates at your exact ZIP code, use the zone and frost date lookup; for what to plant when, see the planting guide by frost date.

Hardiness zones in Louisiana: zone 8b, zone 9a, zone 9b, zone 10a

Frost dates by county in Louisiana

CountyLast spring frostFirst fall frostGrowing season
AcadiaFeb 20Dec 4About 287 days
AllenMar 1Nov 24About 268 days
AscensionFeb 9Dec 13About 307 days
AssumptionFeb 21Dec 5About 287 days
AvoyellesFeb 28Nov 24About 269 days
BeauregardMar 1Nov 25About 269 days
BienvilleMar 19Nov 9About 235 days
BossierMar 6Nov 18About 257 days
CaddoMar 6Nov 19About 258 days
CalcasieuFeb 28Nov 25About 270 days
CaldwellMar 5Nov 22About 262 days
CameronFeb 3Dec 23About 323 days
CatahoulaMar 10Nov 16About 251 days
ClaiborneMar 30Nov 6About 221 days
ConcordiaMar 6Nov 22About 261 days
De SotoMar 8Nov 20About 257 days
East Baton RougeFeb 25Nov 26About 274 days
East CarrollMar 5Nov 24About 264 days
East FelicianaMar 13Nov 17About 249 days
EvangelineFeb 26Nov 27About 274 days
FranklinMar 10Nov 16About 251 days
GrantMar 2Nov 27About 270 days
IberiaFeb 15Dec 11About 299 days
IbervilleFeb 28Nov 26About 271 days
JacksonMar 19Nov 9About 235 days
JeffersonJan 30Dec 31About 335 days
Jefferson DavisFeb 19Dec 4About 288 days
LafayetteFeb 26Nov 28About 275 days
LafourcheFeb 8Dec 19About 314 days
LaSalleMar 19Nov 12About 238 days
LincolnMar 11Nov 16About 250 days
LivingstonFeb 25Nov 26About 274 days
MadisonFeb 28Nov 24About 269 days
MorehouseMar 15Nov 12About 242 days
NatchitochesMar 2Nov 27About 270 days
OrleansJan 24Jan 5About -19 days
OuachitaMar 8Nov 15About 252 days
PlaqueminesFeb 3Dec 6About 306 days
Pointe CoupeeFeb 19Dec 5About 289 days
RapidesMar 2Nov 22About 265 days
Red RiverMar 24Nov 7About 228 days
RichlandFeb 28Nov 26About 271 days
SabineMar 20Nov 9About 234 days
St. BernardFeb 10Dec 17About 310 days
St. CharlesJan 30Dec 31About 335 days
St. HelenaMar 13Nov 17About 249 days
St. JamesFeb 9Dec 14About 308 days
St. John the BaptistFeb 9Dec 14About 308 days
St. LandryFeb 28Nov 23About 268 days
St. MartinFeb 19Dec 1About 285 days
St. MaryFeb 11Dec 8About 300 days
St. TammanyMar 12Nov 18About 251 days
TangipahoaMar 8Nov 19About 256 days
TensasMar 13Nov 10About 242 days
TerrebonneFeb 5Dec 17About 315 days
UnionMar 15Nov 12About 242 days
VermilionFeb 17Dec 5About 291 days
VernonMar 8Nov 21About 258 days
WashingtonMar 2Nov 23About 266 days
WebsterMar 17Nov 14About 242 days
West Baton RougeFeb 28Nov 24About 269 days
West CarrollMar 5Nov 24About 264 days
West FelicianaMar 2Nov 24About 267 days
WinnMar 13Nov 10About 242 days

Source: NOAA NCEI U.S. Climate Normals 1991–2020, 50% probability of 32°F, from the weather station nearest each ZIP code; each county shows the middle value across its ZIP codes. Hills, valleys and cities can run a week or more earlier or later.

Frost dates for other states