Frost Dates in Louisiana

Across 98 NOAA weather stations in Louisiana, the average last spring frost falls between January 22 at New Orleans Lakefront Airport and March 30 at Homer 1N. At a typical Louisiana station it is around March 1, with the first fall frost around November 24 and a frost-free season of about 268 days.

Find the frost dates for your ZIP code

A typical Louisiana season

What shapes frost dates in Louisiana

  • The frost-free season ranges from 221 days at Homer 1N to 357 days at Boothville Asos.
  • Gardens in valleys and low spots, where cold air settles, often frost a week or more later in spring than the nearest station.

Frost dates at major airports

StationLast frostSafer dateFirst frostSeason (days)
Alexandria Esler Rgnl AirportMar 16Apr 6Nov 8239
Alexandria Intl AirportMar 2Mar 25Nov 17260
Baton Rouge Ryan AirportFeb 25Mar 19Nov 26276
Boothville AsosJan 23Feb 25Jan 9*357
Ft Polk Fullerton Lndg StripMar 1Mar 24Nov 23268
Lafayette 13 SEFeb 19Mar 16Dec 1289
Lafayette Rgnl AirportFeb 13Mar 10Dec 4299
Lake CharlesFeb 14Mar 11Dec 7299
Monroe 26 NMar 25Apr 10Nov 5226
Monroe Rgnl AirportMar 8Mar 25Nov 15253
New Iberia Acadiana Rgnl AirportFeb 14Mar 11Dec 5298
New Orleans Alvin Callender FlFeb 18Mar 13Dec 6295
New Orleans AudubonJan 24Feb 23Jan 2*341
New Orleans Intl AirportJan 30Feb 27Dec 31333
New Orleans Lakefront AirportJan 22Feb 23Jan 5*348
Peason Ridge RangeMar 8Mar 26Nov 18258
Salt PointFeb 2Mar 1Dec 26326
ShreveportMar 9Mar 29Nov 18255
Shreveport Dwtn AirportFeb 28Mar 19Nov 24268
Slidell AirportMar 3Mar 26Nov 21263
Tallulah Vicksburg AirportMar 3Mar 20Nov 11254

All 98 weather stations in Louisiana

StationElevation (ft)Last frostSafer dateFirst frostSeason (days)
Alexandria87Feb 27Mar 18Nov 27274
Alexandria 5 SSE85Mar 3Mar 24Nov 22263
Alexandria Esler Rgnl Airport112Mar 16Apr 6Nov 8239
Alexandria Intl Airport84Mar 2Mar 25Nov 17260
Amite170Mar 7Mar 31Nov 18257
Ashland240Mar 24Apr 16Nov 7229
Bastrop150Mar 15Apr 3Nov 12241
Baton Rouge Ryan Airport64Feb 25Mar 19Nov 26276
Benton 5E200Mar 14Apr 1Nov 14246
Bienville 3 NE307Mar 19Apr 10Nov 9237
Bogalusa100Mar 2Mar 24Nov 23265
Boothville Asos3Jan 23Feb 25Jan 9*357
Boyce 3 WNW110Mar 2Mar 19Nov 27271
Brusly 2 W20Feb 28Mar 21Nov 24268
Bunkie80Feb 28Mar 21Nov 24270
Buras5Jan 25Feb 21Jan 4*346
Calhoun Rsch Stn120Mar 28Apr 14Nov 5224
Carville 2 SW25Feb 9Mar 10Dec 13308
Chalmette3Feb 10Mar 8Dec 17309
Clinton 5 SE200Mar 13Apr 4Nov 17251
Columbia Lock82Mar 5Mar 27Nov 22263
Covington 4 NNW40Mar 12Apr 3Nov 18253
Crowley 2 NE25Feb 20Mar 14Dec 4291
De Ridder190Mar 1Mar 25Nov 25269
Donaldsonville 4 SW30Feb 21Mar 15Dec 5291
Elizabeth150Mar 3Mar 28Nov 25268
Eunice50Feb 26Mar 17Nov 27276
Farmerville180Mar 14Apr 2Nov 16246
Franklin 3 NW12Feb 11Mar 11Dec 8303
Ft Polk Fullerton Lndg Strip310Mar 1Mar 24Nov 23268
Galliano5Feb 8Mar 12Dec 19311
Grand Coteau55Feb 28Mar 25Nov 23267
Hackberry 8 SSW6Feb 3Mar 9Dec 24323
Hammond 5 E35Mar 8Mar 31Nov 19257
Hodges Gardens420Mar 3Mar 22Nov 27267
Homer 1N215Mar 30Apr 16Nov 6221
Houma8Feb 5Mar 7Dec 17312
Jeanerette 5 NW20Feb 15Mar 13Dec 3294
Jena143Mar 19Apr 9Nov 12238
Jennings25Feb 19Mar 13Dec 4292
Jonesville Locks70Mar 6Mar 25Nov 22261
Lafayette25Feb 26Mar 20Nov 28279
Lafayette 13 SE35Feb 19Mar 16Dec 1289
Lafayette Rgnl Airport38Feb 13Mar 10Dec 4299
Lake Arthur 7 SW11Feb 10Mar 8Dec 11307
Lake Charles13Feb 14Mar 11Dec 7299
Lake Providence100Mar 5Mar 22Nov 24263
Leesville28Mar 20Apr 12Nov 9234
Leland Bowman Lock40Feb 17Mar 13Dec 5298
Lsu Ben-Hur Farm21Feb 28Mar 21Nov 26272
Lsu Citrus Rsch Stn4Feb 3Mar 2Dec 28327
Lsu Dean Lee Rsch Stn70Mar 1Mar 22Nov 22267
Mansfield 4 NW322Mar 8Apr 1Nov 20255
Many255Mar 20Apr 9Nov 9236
Marrero 9 SSW3Feb 10Mar 10Dec 12306
Minden185Mar 17Apr 6Nov 14241
Monroe 26 N88Mar 25Apr 10Nov 5226
Monroe Delta Cc70Mar 9Mar 28Nov 14248
Monroe Rgnl Airport79Mar 8Mar 25Nov 15253
Mooringsport 1 N200Mar 6Mar 27Nov 19257
Morgan City5Jan 30Mar 5Jan 1*335
Moss Bluff 2 NNW25Mar 2Mar 26Nov 25267
Natchitoches130Feb 28Mar 17Dec 1275
Natchitoches #2141Mar 5Mar 23Nov 17257
New Iberia Acadiana Airport24Feb 10Mar 9Dec 11305
New Iberia Acadiana Rgnl Airport24Feb 14Mar 11Dec 5298
New Orleans Alvin Callender Fl5Feb 18Mar 13Dec 6295
New Orleans Audubon20Jan 24Feb 23Jan 2*341
New Orleans Intl Airport4Jan 30Feb 27Dec 31333
New Orleans Lakefront Airport9Jan 22Feb 23Jan 5*348
New Roads 5 NE45Feb 19Mar 14Dec 5292
Oberlin Fire Twr65Mar 1Mar 26Nov 24267
Peason Ridge Range365Mar 8Mar 26Nov 18258
Rayville89Feb 28Mar 19Nov 26271
Red River Rsch Stn155Mar 6Mar 26Nov 18256
Reserve15Feb 9Mar 11Dec 14308
Rockefeller Wl Refuge4Feb 2Mar 4Dec 23323
Rosepine Rsch Stn238Mar 8Mar 31Nov 21259
Ruston La Tech295Mar 11Mar 31Nov 16248
Salt Point4Feb 2Mar 1Dec 26326
Shreveport273Mar 9Mar 29Nov 18255
Shreveport Dwtn Airport179Feb 28Mar 19Nov 24268
Shreveport Sthrn Hills200Mar 12Apr 1Nov 15247
Shreveport Wfo274Mar 6Mar 29Nov 19257
Slidell10Feb 24Mar 19Dec 1281
Slidell Airport27Mar 3Mar 26Nov 21263
St Bernard5Feb 4Mar 6Dec 15312
St Francisville 1 NE129Mar 2Mar 29Nov 24268
St Joseph 3 N78Mar 13Apr 4Nov 10242
St Martinville 3 SW30Feb 21Mar 17Nov 27280
Tallulah85Mar 2Mar 21Nov 24271
Tallulah Vicksburg Airport86Mar 3Mar 20Nov 11254
Terrytown 3S10Feb 1Mar 6Dec 31330
Thibodaux 4 SE15Feb 5Mar 7Dec 14311
Toledo Bend Lake181Mar 1Mar 22Nov 30272
Winnfield 3 N160Mar 13Apr 5Nov 10242
Winnsboro 2 SE74Mar 7Mar 26Nov 13252
Winnsboro 5 SSE80Mar 10Mar 31Nov 16250

Last frost and first frost are averages (a 50% chance of frost later in spring or earlier in fall). Safer date is the spring date with only a 10% chance of a later frost. * The first frost usually comes after the new year.

Using these dates

Plant hardy crops like peas and spinach several weeks before your last frost, and tender crops like tomatoes and peppers after it, once nights stay above 50°F. The Seed Starting Calculator turns your frost date into sowing and planting dates, and When to Plant Tomatoes explains the timing in detail.

Data: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, 32°F threshold.

Frost dates in other states