Missouri frost dates
Across 169 weather stations in Missouri, the median last spring frost runs from Mar 24 in Caruthersville to Apr 27 in Rosebud, and the first fall frost from Oct 8 to Nov 9.
Missouri at a glance
- Weather stations
- 169
- Earliest last frost
- Mar 24 Caruthersville
- Latest last frost
- Apr 27 Rosebud
- Longest season
- 230 days Caruthersville
- Typical season
- about 194 frost-free days
- Hardiness zones
- Zones 5b to 7b
Frost dates by weather station
| Weather station | Last spring frost | First fall frost | Frost-free days | Zone |
|---|---|---|---|---|
| Advance | Apr 7 | Oct 27 | 204 | 7a |
| Albany | Apr 17 | Oct 21 | 185 | 6a |
| Alton | Apr 17 | Oct 21 | 187 | 7a |
| Amity | Apr 19 | Oct 19 | 180 | 6a |
| Anderson | Apr 15 | Oct 23 | 191 | 7a |
| Anderson 3 mi W | Apr 15 | Oct 26 | 194 | 7a |
| Appleton City | Apr 7 | Oct 29 | 202 | 6b |
| Ash Grove | Apr 11 | Oct 24 | 196 | 6b |
| Ava 12 mi SW | Apr 14 | Oct 21 | 188 | 6b |
| Ava 6 mi NW | Apr 23 | Oct 17 | 175 | 7a |
| Bethany | Apr 16 | Oct 22 | 186 | 6a |
| Billings | Apr 15 | Oct 23 | 189 | 6b |
| Bolivar | Apr 14 | Oct 23 | 188 | 6b |
| Boonville | Apr 5 | Oct 29 | 206 | 6b |
| Bowling Green | Apr 13 | Oct 23 | 188 | 6a |
| Branson Airport | Apr 8 | Nov 2 | 209 | 7a |
| Brookfield | Apr 14 | Oct 23 | 192 | 6a |
| Brunswick | Apr 10 | Oct 29 | 201 | 6a |
| Buffalo | Apr 23 | Oct 15 | 175 | 6b |
| Butler | Apr 12 | Oct 23 | 192 | 6b |
| California | Apr 11 | Oct 25 | 195 | 6b |
| Cameron | Apr 15 | Oct 24 | 192 | 6a |
| Canton Lock and Dam | Apr 11 | Oct 23 | 194 | 6a |
| Cape Girardeau Municipal Airport | Apr 5 | Oct 25 | 201 | 7a |
| Carrollton | Apr 16 | Oct 23 | 187 | 6a |
| Carthage | Apr 4 | Oct 27 | 204 | 7a |
| Caruthersville | Mar 24 | Nov 9 | 230 | 7b |
| Cassville | Apr 14 | Oct 26 | 194 | 7a |
| Chillicothe 2 mi S | Apr 15 | Oct 21 | 187 | 6a |
| Chillicothe 22 mi ENE | Apr 15 | Oct 20 | 184 | 6a |
| Chillicothe Agri-Sci | Apr 15 | Oct 21 | 188 | 6a |
| Clarksville Lock and Dam | Apr 4 | Nov 1 | 208 | 6b |
| Clearwater Dam | Apr 9 | Oct 26 | 199 | 7a |
| Clinton | Apr 17 | Oct 21 | 187 | 6b |
| Cole Camp | Apr 13 | Oct 23 | 191 | 6b |
| Columbia Regional Airport | Apr 7 | Oct 29 | 205 | 6b |
| Columbia U of M | Apr 5 | Oct 31 | 207 | 6b |
| Conception | Apr 17 | Oct 20 | 184 | 6a |
| Cosby | Apr 17 | Oct 19 | 184 | 6a |
| Diamond | Apr 18 | Oct 22 | 184 | 7a |
| Doniphan | Apr 12 | Oct 26 | 196 | 7a |
| Dora | Apr 9 | Oct 23 | 196 | 7a |
| Eldon | Apr 7 | Nov 1 | 208 | 6b |
| Eldorado Springs | Apr 8 | Oct 29 | 199 | 6b |
| Elm | Apr 13 | Oct 23 | 191 | 6b |
| Elsberry | Apr 20 | Oct 20 | 181 | 6b |
| Eminence | Apr 18 | Oct 19 | 182 | 6b |
| Farmington | Apr 13 | Oct 21 | 191 | 6b |
| Festus | Apr 9 | Oct 26 | 197 | 7a |
| Fort Leonard Wood | Apr 14 | Oct 24 | 193 | 6b |
| Fredericktown | Apr 21 | Oct 16 | 174 | 6b |
| Freedom | Apr 11 | Oct 21 | 191 | 6b |
| Fulton | Apr 10 | Oct 24 | 195 | 6b |
| Galena | Apr 16 | Oct 21 | 187 | 7a |
| Gallatin | Apr 19 | Oct 21 | 184 | 6a |
| Gentryville | Apr 14 | Oct 25 | 193 | 7a |
| Grant City | Apr 24 | Oct 14 | 172 | 5b |
| Grant City 5 mi WSW | Apr 20 | Oct 19 | 181 | 5b |
| Green City | Apr 26 | Oct 14 | 169 | 5b |
| Grovespring | Apr 15 | Oct 22 | 188 | 6b |
| Hamilton | Apr 23 | Oct 17 | 175 | 6a |
| Hannibal Water Works | Apr 10 | Oct 27 | 199 | 6a |
| Higginsville | Apr 10 | Oct 24 | 195 | 6b |
| Houston | Apr 10 | Oct 23 | 194 | 7a |
| Iberia | Apr 8 | Oct 28 | 200 | 6b |
| Independence | Apr 10 | Oct 27 | 198 | 6b |
| Jackson | Apr 7 | Oct 29 | 202 | 7a |
| Jefferson City Memorial Airport | Apr 10 | Oct 26 | 198 | 6b |
| Jefferson City Water Plant | Apr 8 | Oct 31 | 205 | 6b |
| Joplin | Apr 6 | Oct 24 | 198 | 7a |
| Joplin Regional Airport | Apr 9 | Oct 27 | 200 | 7a |
| Kansas City Downtown Airport | Apr 4 | Nov 2 | 211 | 6b |
| Kansas City International Airport | Apr 13 | Oct 24 | 193 | 6b |
| Kearney | Apr 19 | Oct 17 | 181 | 6a |
| Kennett Radio Kboa | Mar 31 | Nov 1 | 215 | 7b |
| Kirksville | Apr 21 | Oct 19 | 179 | 6a |
| Kirksville Regional Airport | Apr 19 | Oct 18 | 180 | 6a |
| Lakeside | Mar 31 | Nov 3 | 216 | 7a |
| Lamar | Apr 9 | Oct 27 | 199 | 7a |
| Lebanon | Apr 17 | Oct 21 | 187 | 6b |
| Lees Summit Municipal Airport | Apr 7 | Oct 29 | 202 | 6b |
| Lees Summit Reed Wildlife Refuge | Apr 13 | Oct 26 | 194 | 6b |
| Lexington | Apr 8 | Oct 25 | 197 | 6a |
| Licking | Apr 20 | Oct 19 | 181 | 6b |
| Linneus | Apr 16 | Oct 20 | 187 | 6a |
| Lockwood | Apr 11 | Oct 25 | 198 | 7a |
| Long Branch Reservoir | Apr 8 | Oct 28 | 201 | 6a |
| Malden Municipal Airport | Mar 29 | Nov 3 | 221 | 7b |
| Mansfield | Apr 11 | Oct 26 | 197 | 7a |
| Marble Hill | Apr 12 | Oct 23 | 193 | 6b |
| Marshall | Apr 10 | Oct 24 | 196 | 6b |
| Marshfield | Apr 13 | Oct 24 | 191 | 6b |
| Maryville | Apr 19 | Oct 17 | 180 | 5b |
| Memphis | Apr 23 | Oct 17 | 176 | 6a |
| Mexico | Apr 11 | Oct 25 | 197 | 6b |
| Moberly | Apr 13 | Oct 25 | 195 | 6b |
| Monett | Apr 9 | Oct 26 | 199 | 7a |
| Monroe City | Apr 12 | Oct 22 | 190 | 6a |
| Mount Vernon University Mo - SW Center | Apr 14 | Oct 21 | 188 | 7a |
| Mountain Grove | Apr 11 | Oct 28 | 196 | 7a |
| Neosho | Apr 7 | Oct 31 | 206 | 7a |
| Nevada Water Plant | Apr 7 | Oct 27 | 202 | 7a |
| New Franklin | Apr 13 | Oct 22 | 191 | 6b |
| New Madrid | Mar 28 | Nov 3 | 220 | 7b |
| Oldfield | Apr 26 | Oct 13 | 167 | 6b |
| Oregon | Apr 16 | Oct 20 | 186 | 6a |
| Osceola | Apr 16 | Oct 24 | 189 | 6b |
| Ozark | Apr 15 | Oct 23 | 189 | 6b |
| Ozark Beach | Apr 6 | Oct 31 | 205 | 7a |
| Perryville Water Plant | Apr 19 | Oct 20 | 182 | 6b |
| Pleasant Hill | Apr 8 | Oct 29 | 204 | 6b |
| Pomme De Terre Dam | Apr 7 | Oct 28 | 204 | 6b |
| Poplar Bluff | Mar 29 | Nov 5 | 222 | 7a |
| Poplar Bluff Municipal Airport | Mar 31 | Oct 31 | 214 | 7b |
| Portageville | Mar 25 | Nov 7 | 227 | 7b |
| Potosi | Apr 11 | Oct 28 | 198 | 6b |
| Princeton | Apr 25 | Oct 15 | 174 | 5b |
| Richmond | Apr 19 | Oct 18 | 180 | 6a |
| Rolla Missouri S&t | Apr 5 | Nov 1 | 207 | 6b |
| Rosebud | Apr 27 | Oct 13 | 168 | 6b |
| Round Spring | Apr 24 | Oct 16 | 172 | 6b |
| Salem | Apr 17 | Oct 18 | 182 | 6b |
| Salem 10 mi W | Apr 23 | Oct 14 | 173 | 6b |
| Salisbury | Apr 12 | Oct 22 | 190 | 6a |
| Saverton Lock and Dam | Apr 4 | Nov 4 | 212 | 6b |
| Sedalia Memorial Airport | Apr 10 | Oct 26 | 197 | 6b |
| Sedalia Water Plant | Apr 18 | Oct 22 | 186 | 6b |
| Seligman | Apr 18 | Oct 22 | 185 | 7a |
| Shelbina | Apr 21 | Oct 17 | 177 | 6a |
| Sikeston Power Station | Mar 26 | Nov 6 | 225 | 7b |
| Smithville Lake | Apr 18 | Oct 20 | 183 | 6a |
| Spickard | Apr 20 | Oct 16 | 177 | 6a |
| Springfield | Apr 9 | Oct 27 | 199 | 7a |
| Springfield Wbo | Apr 4 | Oct 27 | 204 | 6b |
| St. Charles | Apr 4 | Oct 29 | 206 | 7a |
| St. Charles County Airport | Apr 5 | Oct 27 | 203 | 6b |
| St. Charles Elm Point | Apr 8 | Oct 29 | 203 | 6b |
| St. Joseph Rosecrans Airport | Apr 19 | Oct 17 | 180 | 6a |
| St. Louis Lambert International Airport | Apr 2 | Nov 4 | 215 | 7a |
| St. Louis Science Center | Apr 1 | Nov 4 | 218 | 7a |
| St. Louis Sprt of S L Airport | Apr 12 | Oct 23 | 193 | 6b |
| St. Peters | Apr 9 | Oct 26 | 198 | 6b |
| Steelville | Apr 26 | Oct 8 | 164 | 6b |
| Steffenville | Apr 17 | Oct 19 | 184 | 6a |
| Stockton Dam | Apr 6 | Oct 30 | 207 | 7a |
| Summersville | Apr 7 | Oct 27 | 201 | 7a |
| Sweet Springs | Apr 17 | Oct 20 | 184 | 6b |
| Tarkio | Apr 19 | Oct 15 | 177 | 5b |
| Trenton | Apr 16 | Oct 20 | 184 | 6a |
| Truman Dam & Reservoir | Apr 7 | Oct 30 | 205 | 6b |
| Union | Apr 11 | Oct 23 | 194 | 6b |
| Unionville | Apr 17 | Oct 22 | 186 | 5b |
| Vandalia | Apr 11 | Oct 23 | 192 | 6b |
| Versailles | Apr 8 | Oct 29 | 202 | 6b |
| Vichy Rolla National Airport | Apr 12 | Oct 25 | 194 | 6b |
| Vienna | Apr 8 | Oct 26 | 200 | 6b |
| Wappapello Dam | Apr 2 | Nov 2 | 215 | 7a |
| Warrensburg | Apr 14 | Oct 21 | 189 | 6b |
| Warrenton | Apr 14 | Oct 23 | 191 | 6b |
| Washburn | Apr 4 | Oct 30 | 207 | 7a |
| Washington | Apr 8 | Oct 25 | 199 | 6b |
| Wasola | Apr 10 | Oct 27 | 198 | 7a |
| Waverly | Apr 6 | Oct 30 | 207 | 6b |
| Waynesville | Apr 15 | Oct 21 | 185 | 6b |
| Weldon Spring | Apr 10 | Oct 26 | 199 | 6b |
| West Plains | Apr 16 | Oct 21 | 189 | 7a |
| West Plains Municipal Airport | Apr 8 | Oct 25 | 199 | 7a |
| Windsor | Apr 7 | Oct 28 | 202 | 6b |
| Winona | Apr 22 | Oct 18 | 176 | 6b |
Median dates from NOAA 1991–2020 climate normals. How to read them.