Tennessee frost dates: Last spring and first autumn frost at every NOAA station, 1991-2020
Across Tennessee's 148 NOAA stations with frost dates, the median last spring frost (32°F) runs from March 16 in Memphis to May 22 in Mount Leconte; for half of its places it comes after April 7.
- Typical last spring frost
- April 7median of 116 places
- Typical first autumn frost
- October 29median of 116 places
- Earliest last frost
- March 16Memphis
- Latest last frost
- May 22Mount Leconte
When is the last frost in Tennessee, town by town?
Each date is NOAA's: "after April 7 in half of years" means the last 32°F night of spring came after April 7 in half of the years 1991-2020. By the 1-in-10 date, the last frost has passed in nine years out of ten.
Find your town in the list, or look up a ZIP code for the stations nearest it.
| Place or station | Last frost (median) | 1 in 10 after | First frost (median) | 1 in 10 before | Growing season | Zone |
|---|---|---|---|---|---|---|
| MemphisMemphis International Airport | March 16 | April 4 | November 16 | November 2 | 244 days | 8a |
| Germantown4 mi SE | March 22 | April 9 | November 7 | October 26 | 230 days | 8a |
| ChattanoogaChattanooga Airport | March 24 | April 8 | November 9 | October 27 | 230 days | 8a |
| Ripley | March 26 | April 14 | November 6 | October 25 | 227 days | 7b |
| WhitwellWhitwell-Sequatchie Valley | March 26 | April 13 | November 8 | October 25 | 228 days | – |
| Covington3 mi SW | March 27 | April 11 | November 4 | October 23 | 222 days | 7b |
| Alamo1 mi N | March 28 | April 12 | November 4 | October 22 | 220 days | 7b |
| DyersburgDyersburg Iii Golf | March 28 | April 15 | November 2 | October 20 | 221 days | – |
| Brownsville | March 29 | April 15 | November 5 | October 24 | 221 days | 8a |
| Collierville | March 29 | April 15 | November 3 | October 22 | 220 days | – |
| Memphis Weather Office | March 29 | April 13 | November 5 | October 25 | 223 days | – |
| Moscow | March 29 | April 16 | November 3 | October 21 | 219 days | 8a |
| Ardmore | March 30 | April 14 | November 4 | October 23 | 223 days | – |
| Dyersburg station | March 31 | April 14 | November 6 | October 23 | 224 days | – |
| Lookout MountainLookout Mountain-Point Park | March 31 | April 18 | November 6 | October 24 | 219 days | – |
| Morristown Weather Office | March 31 | April 18 | November 4 | October 22 | 217 days | 7b |
| NashvilleNashville International Airport | March 31 | April 16 | November 3 | October 22 | 217 days | 7b |
| Oak RidgeOak Ridge Asos | March 31 | April 15 | November 4 | October 22 | 218 days | 8a |
| Savannah6 mi SW | March 31 | April 15 | November 1 | October 18 | 212 days | 7b |
| Ames Plantation | April 1 | April 17 | November 3 | October 21 | 217 days | 7b |
| KnoxvilleKnoxville Airport | April 1 | April 17 | November 2 | October 21 | 215 days | 7b |
| Old Hickory Weather Office | April 1 | April 17 | November 4 | October 23 | 216 days | 7b |
| Shelby Bottoms Nature | April 1 | April 16 | October 31 | October 18 | 213 days | – |
| Wartrace6 mi E | April 1 | April 18 | November 2 | October 20 | 214 days | – |
| HuntingdonHuntingdon Water Treatment Plant | April 2 | April 18 | October 31 | October 19 | 211 days | 7b |
| Jackson Experiment Station | April 2 | April 18 | October 29 | October 16 | 207 days | 7b |
| Sewanee | April 2 | April 18 | November 4 | October 22 | 216 days | – |
| WaverlyWaverly Airport | April 2 | April 21 | November 4 | October 22 | 218 days | – |
| BolivarBolivar Water Works | April 3 | April 19 | October 30 | October 17 | 210 days | 7b |
| Camden | April 3 | April 17 | November 1 | October 19 | 214 days | 7b |
| Clarksville Wastewater Treatment Plant | April 3 | April 20 | November 1 | October 20 | 212 days | 7b |
| Dresden | April 3 | April 20 | November 1 | October 21 | 212 days | 7b |
| FranklinFranklin Sewage Plant | April 3 | April 20 | October 31 | October 18 | 210 days | 7b |
| Kingston | April 3 | April 20 | November 4 | October 23 | 215 days | 8a |
| Lafayette | April 3 | April 21 | November 1 | October 20 | 213 days | 7b |
| Lancaster Edgar Evins Marina | April 3 | April 18 | November 4 | October 22 | 215 days | – |
| SamburgSamburg Wildlife Refuge | April 3 | April 19 | November 1 | October 17 | 211 days | – |
| Spring HillThompson Station | April 3 | April 22 | November 1 | October 20 | 211 days | – |
| Union City | April 3 | April 19 | October 29 | October 17 | 208 days | 7b |
| Dayton2 mi SE | April 4 | April 22 | October 31 | October 19 | 208 days | 7b |
| Decaturville | April 4 | April 20 | October 30 | October 17 | 208 days | – |
| Dover1 mi W | April 4 | April 21 | October 31 | October 18 | 210 days | – |
| Jackson (4 mi NE) | April 4 | April 21 | October 30 | October 18 | 208 days | – |
| MartinMartin U Of T Branch E | April 4 | April 21 | October 28 | October 15 | 204 days | 7b |
| MilanMilan Experiment Station | April 4 | April 21 | October 28 | October 15 | 206 days | 7b |
| Nashville Berry Field | April 4 | April 21 | October 31 | October 20 | 209 days | – |
| Hohenwald | April 5 | April 23 | November 1 | October 18 | 210 days | 7b |
| JacksonJackson McKellar Airport | April 5 | April 21 | October 29 | October 16 | 207 days | 7b |
| Lenoir City | April 5 | April 21 | November 1 | October 20 | 210 days | 7b |
| Lexington | April 5 | April 21 | October 30 | October 18 | 208 days | 7b |
| Mount Pleasant1 mi N | April 5 | April 21 | October 28 | October 14 | 204 days | – |
| Neapolis Reservoir & Edu Station | April 5 | April 22 | October 29 | October 16 | 208 days | 7a |
| Oak Ridge Atdd | April 5 | April 19 | November 1 | October 19 | 210 days | 7b |
| ParsonsParsons Water Treatment Plant | April 5 | April 20 | October 29 | October 16 | 208 days | 7b |
| PortlandPortland Sewage Plant | April 5 | April 19 | November 1 | October 21 | 210 days | 7b |
| Athens | April 6 | April 24 | October 31 | October 20 | 208 days | 7b |
| ClarksvilleClarksville Outlaw Airport | April 6 | April 23 | October 28 | October 15 | 204 days | 7b |
| ClevelandCleveland Filter Plant | April 6 | April 21 | October 30 | October 18 | 206 days | 7b |
| Lebanon | April 6 | April 23 | October 28 | October 15 | 206 days | 7b |
| Rock Island State Park | April 6 | April 22 | October 30 | October 17 | 207 days | – |
| Selmer | April 6 | April 20 | October 30 | October 18 | 206 days | 7b |
| Sevierville | April 6 | April 21 | October 29 | October 16 | 205 days | 7b |
| Tullahoma | April 6 | April 23 | October 30 | October 18 | 207 days | 7b |
| Warner Park | April 6 | April 25 | November 1 | October 19 | 208 days | – |
| Winchester5 mi SE | April 6 | April 25 | October 29 | October 16 | 204 days | 7b |
| FairviewFairview Bowie Nat Center | April 7 | April 23 | October 31 | October 18 | 209 days | 7b |
| FayettevilleFayetteville Water Treatment Plant | April 7 | April 22 | October 28 | October 13 | 201 days | 7b |
| Goodlettsville7 mi WNW | April 7 | April 26 | October 28 | October 15 | 204 days | – |
| McMinnville | April 7 | April 23 | October 30 | October 16 | 203 days | 7b |
| Mousetail Landing State Park | April 7 | April 20 | October 29 | October 17 | 206 days | – |
| Newport1 mi NW | April 7 | April 23 | October 29 | October 17 | 203 days | 7b |
| Paris2 mi SE | April 7 | April 22 | October 31 | October 19 | 206 days | 7b |
| ShelbyvilleShelbyville Water Dept | April 7 | April 23 | October 29 | October 16 | 204 days | 7b |
| Soddy-DaisySoddy Daisy-Mowbray Mountain | April 7 | April 28 | October 29 | October 13 | 203 days | – |
| Tennessee Ridge | April 7 | April 24 | November 3 | October 21 | 211 days | – |
| White House | April 7 | April 23 | October 30 | October 16 | 206 days | 7a |
| Big Sandy | April 8 | April 23 | October 29 | October 14 | 202 days | 7b |
| LawrenceburgLawrenceburg Filt Plant | April 8 | April 26 | October 31 | October 18 | 204 days | 7b |
| RockwoodRockwood 2 | April 8 | April 26 | October 31 | October 18 | 203 days | – |
| Cheatham Lock and Dam | April 9 | April 27 | November 1 | October 20 | 206 days | – |
| Kingsport | April 9 | April 25 | October 29 | October 15 | 203 days | 7b |
| Murfreesboro5 mi N | April 9 | April 26 | October 27 | October 15 | 202 days | 7b |
| SpringfieldSpringfield Experiment Station | April 9 | April 28 | October 28 | October 14 | 201 days | 7a |
| Carthage | April 10 | April 27 | October 29 | October 17 | 201 days | 7b |
| Clarksville No.2 | April 10 | April 26 | October 30 | October 17 | 203 days | – |
| Columbia3 mi WNW | April 10 | April 26 | October 27 | October 16 | 199 days | 7b |
| Decatur7 mi NE | April 10 | April 28 | October 27 | October 14 | 199 days | 7b |
| Henderson4 mi W | April 10 | April 26 | October 25 | October 12 | 200 days | – |
| Lebanon (7 mi N) | April 10 | April 29 | October 30 | October 18 | 202 days | – |
| Monteagle | April 10 | April 27 | October 28 | October 15 | 201 days | 7b |
| Monterey | April 10 | April 28 | October 30 | October 16 | 203 days | 7a |
| MorristownMorristown Radio WCRK | April 10 | April 26 | October 28 | October 16 | 201 days | – |
| Centerville4 mi NE | April 11 | April 28 | October 27 | October 14 | 199 days | – |
| Centerville Water Plant | April 11 | April 27 | October 24 | October 12 | 196 days | 7a |
| Charlotte | April 11 | April 30 | October 26 | October 15 | 198 days | – |
| Knoxville Experiment Station | April 11 | April 29 | October 28 | October 13 | 198 days | 7b |
| Old Hickory Dam | April 11 | April 26 | October 29 | October 18 | 200 days | – |
| Pikeville | April 11 | April 28 | October 25 | October 12 | 197 days | 7b |
| Spring City | April 11 | May 1 | October 29 | October 16 | 200 days | – |
| Byrdstown | April 12 | April 30 | October 25 | October 13 | 196 days | 7b |
| Hartsville/Trousdale CountyHartsville | April 12 | April 29 | October 26 | October 13 | 196 days | – |
| LindenLinden Water Treatment Plant | April 12 | April 25 | October 25 | October 14 | 197 days | 7b |
| LivingstonLivingston Radio WLIV | April 12 | April 30 | October 25 | October 12 | 195 days | 7a |
| Dickson | April 13 | April 30 | October 25 | October 12 | 195 days | 7a |
| Kingston Springs | April 13 | April 30 | October 25 | October 12 | 195 days | 7b |
| Lobelville | April 13 | April 28 | October 24 | October 13 | 195 days | – |
| ManchesterManchester #2 | April 13 | April 30 | October 24 | October 11 | 192 days | 7b |
| Smyrna6 mi S | April 13 | May 4 | October 21 | October 8 | 189 days | – |
| Tellico Plains | April 13 | April 29 | October 24 | October 10 | 193 days | – |
| Christiana5 mi W | April 14 | April 30 | October 25 | October 11 | 192 days | – |
| Cookeville | April 14 | April 30 | October 25 | October 12 | 195 days | 7b |
| LewisburgLewisburg Experiment Station | April 14 | April 30 | October 22 | October 9 | 192 days | 7b |
| PulaskiPulaski Wastewater Treatment Plant | April 14 | April 28 | October 24 | October 12 | 193 days | 7b |
| Rogersville1 mi NE | April 14 | May 3 | October 24 | October 11 | 192 days | 7b |
| Waynesboro | April 14 | April 30 | October 24 | October 12 | 192 days | 7b |
| Brentwood | April 15 | May 4 | October 26 | October 13 | 193 days | – |
| Lynchburg | April 15 | April 30 | October 25 | October 12 | 192 days | 7b |
| SpartaSparta Wastewater Plant | April 15 | April 30 | October 23 | October 11 | 191 days | 7b |
| Bethpage1 mi S | April 16 | May 2 | October 23 | October 10 | 189 days | 7a |
| BristolBristol Airport | April 16 | May 5 | October 24 | October 11 | 190 days | 7a |
| CrossvilleCrossville Mem Airport | April 16 | May 5 | October 23 | October 12 | 189 days | 7a |
| Gladeville | April 16 | April 30 | October 21 | October 7 | 187 days | 7a |
| Montgomery Bell State Park | April 16 | May 2 | October 26 | October 13 | 193 days | – |
| Allardt | April 17 | May 7 | October 23 | October 9 | 188 days | 7a |
| Gatlinburg2 mi SW | April 17 | May 2 | October 25 | October 12 | 189 days | 7b |
| Woodbury1 mi WNW | April 17 | May 2 | October 21 | October 8 | 184 days | 7a |
| Newcomb | April 18 | May 3 | October 24 | October 11 | 187 days | 7b |
| Smithville2 mi SE | April 18 | May 2 | October 22 | October 10 | 187 days | 7a |
| Crossville Ed & Research | April 19 | May 7 | October 22 | October 8 | 185 days | 7a |
| Elizabethton | April 19 | May 7 | October 24 | October 10 | 187 days | 7a |
| Crossville (7 mi NW) | April 20 | May 9 | October 20 | October 8 | 185 days | 7a |
| Gainesboro | April 20 | May 6 | October 22 | October 8 | 183 days | – |
| GreenevilleGreeneville Experiment Station | April 20 | May 8 | October 22 | October 8 | 185 days | 7a |
| Jamestown | April 20 | May 8 | October 22 | October 10 | 183 days | – |
| Townsend5 mi S | April 20 | May 10 | October 22 | October 9 | 185 days | 7a |
| Coalmont | April 21 | May 10 | October 20 | October 7 | 182 days | 7a |
| Erwin1 mi W | April 21 | May 11 | October 23 | October 11 | 183 days | 7a |
| Fall Creek Falls State Park | April 21 | May 9 | October 19 | October 5 | 180 days | – |
| Lancing (6 mi NW) | April 21 | May 12 | October 17 | October 4 | 177 days | – |
| Norris | April 22 | May 9 | October 25 | October 11 | 184 days | 7b |
| Oneida | April 23 | May 12 | October 18 | October 5 | 177 days | – |
| Tazewell | April 23 | May 11 | October 19 | October 8 | 177 days | 7a |
| Jefferson City | April 24 | May 13 | October 17 | October 6 | 175 days | – |
| Pickett State Park | April 25 | May 12 | October 19 | October 5 | 175 days | – |
| Mountain CityMountain City 2 | April 27 | May 15 | October 14 | October 3 | 170 days | – |
| Roan Mountain3 mi SW | April 30 | May 16 | October 12 | October 1 | 165 days | – |
| Newfound Gap | May 3 | May 17 | October 15 | October 1 | 162 days | 6a |
| Mount Leconte | May 22 | June 11 | October 1 | September 15 | 132 days | 5b |
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities, growing-season length); station daily lows via ACIS (zone). Growing season: NOAA's median number of days between the last spring and first autumn 32°F night. Zone: the USDA's plant hardiness rule applied to the station's own 1991-2020 coldest nights.