Kansas frost dates: Last spring and first autumn frost at every NOAA station, 1991-2020
Across Kansas's 176 NOAA stations with frost dates, the median last spring frost (32°F) runs from April 4 in Girard to May 9 in Brewster; for half of its places it comes after April 19.
- Typical last spring frost
- April 19median of 137 places
- Typical first autumn frost
- October 20median of 137 places
- Earliest last frost
- April 4Girard
- Latest last frost
- May 9Brewster
When is the last frost in Kansas, town by town?
Each date is NOAA's: "after April 19 in half of years" means the last 32°F night of spring came after April 19 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 |
|---|---|---|---|---|---|---|
| Girard | April 4 | April 21 | November 1 | October 17 | 209 days | 7a |
| Big Hill Lake | April 5 | April 20 | October 31 | October 18 | 208 days | – |
| Columbus | April 5 | April 22 | October 31 | October 18 | 208 days | 7a |
| Fort Scott | April 5 | April 22 | October 28 | October 14 | 204 days | 7a |
| Independence | April 5 | April 23 | October 31 | October 16 | 208 days | 7a |
| CoffeyvilleCoffeyville Municipal Airport | April 6 | April 24 | October 29 | October 13 | 204 days | 7a |
| Coffeyville Water Works | April 6 | April 21 | November 1 | October 17 | 208 days | 7a |
| Pittsburg | April 7 | April 24 | October 30 | October 17 | 203 days | 7a |
| Chanute (4 mi E) | April 8 | April 23 | October 29 | October 14 | 203 days | – |
| Iola1 mi W | April 8 | April 24 | October 26 | October 13 | 200 days | 6b |
| Kiowa | April 8 | April 24 | October 31 | October 18 | 204 days | – |
| MarionMarion Reservoir | April 8 | April 25 | October 30 | October 17 | 202 days | 6b |
| MelvernMelvern Lake | April 8 | April 22 | October 30 | October 16 | 202 days | – |
| OlatheOlathe Johnson County Exec Airport | April 8 | April 23 | October 29 | October 15 | 204 days | 6b |
| PomonaPomona Lake | April 8 | April 22 | October 31 | October 18 | 205 days | – |
| Wichita Weather | April 8 | April 25 | October 27 | October 11 | 200 days | – |
| Anthony | April 9 | April 23 | October 30 | October 17 | 205 days | 7a |
| HillsdaleHillsdale Lake | April 9 | April 23 | October 31 | October 17 | 204 days | – |
| Sedan | April 9 | April 27 | October 27 | October 12 | 199 days | 7a |
| ChanuteChanute Martin Johnson Airport | April 10 | April 26 | October 28 | October 14 | 199 days | 6b |
| Overland ParkOlathe (3 mi E) | April 10 | April 24 | October 29 | October 13 | 202 days | 6b |
| ParsonsParsons Tri City Airport | April 10 | April 28 | October 26 | October 11 | 197 days | 6b |
| Valley Falls3 mi SW | April 10 | April 25 | October 29 | October 12 | 199 days | – |
| Wichita Jabara Airport | April 10 | April 27 | October 27 | October 13 | 198 days | 6b |
| Yates Center | April 10 | April 26 | October 28 | October 13 | 198 days | 6b |
| Atchison | April 11 | April 23 | October 29 | October 15 | 199 days | 6b |
| Council GroveCouncil Grove Lake | April 11 | April 27 | October 25 | October 11 | 194 days | 6b |
| Humboldt | April 11 | April 29 | October 27 | October 10 | 195 days | 6b |
| John Redmond Lake | April 11 | April 28 | October 26 | October 11 | 199 days | – |
| Parsons (2 mi NW) | April 11 | April 26 | October 26 | October 13 | 196 days | 6b |
| WichitaWichita Dwight D. Eisenhower National Airport | April 11 | April 26 | October 29 | October 15 | 199 days | 7a |
| WinfieldWinfield Strother Field Airport | April 11 | April 28 | October 27 | October 12 | 197 days | 7a |
| EmporiaEmporia Municipal Airport | April 12 | April 27 | October 23 | October 9 | 193 days | 6b |
| Fredonia | April 12 | April 26 | October 26 | October 13 | 197 days | – |
| Lawrence station | April 12 | April 24 | October 28 | October 14 | 199 days | 6b |
| Leavenworth | April 12 | April 25 | October 27 | October 13 | 196 days | – |
| MilfordMilford Lake | April 12 | April 29 | October 26 | October 13 | 193 days | – |
| Norwich | April 12 | April 25 | October 29 | October 16 | 201 days | – |
| TopekaTopeka Asos | April 12 | April 27 | October 23 | October 8 | 191 days | 6b |
| Coldwater | April 13 | April 28 | October 27 | October 14 | 197 days | 7a |
| El Dorado | April 13 | April 27 | October 25 | October 11 | 193 days | 7a |
| Medicine Lodge | April 13 | April 29 | October 23 | October 10 | 191 days | 7a |
| Mound City | April 13 | May 1 | October 23 | October 8 | 192 days | 6a |
| Olathe Johnson County Airport | April 13 | April 29 | October 24 | October 10 | 193 days | 6b |
| Osage City | April 13 | April 28 | October 26 | October 10 | 194 days | – |
| Paola | April 13 | April 28 | October 21 | October 8 | 191 days | 6b |
| PerryPerry Lake | April 13 | April 30 | October 24 | October 9 | 191 days | 6a |
| Abilene | April 14 | May 1 | October 23 | October 8 | 190 days | 6b |
| Haysville3 mi SE | April 14 | April 30 | October 22 | October 5 | 189 days | 6b |
| Hiawatha1 mi S | April 14 | April 28 | October 22 | October 5 | 188 days | – |
| Newton | April 14 | April 27 | October 25 | October 12 | 193 days | 6b |
| Osawatomie | April 14 | April 29 | October 25 | October 11 | 192 days | – |
| Clinton Lake | April 15 | May 1 | October 22 | October 7 | 189 days | – |
| Emporia (3 mi NW) | April 15 | April 30 | October 23 | October 8 | 190 days | 6b |
| Kingman | April 15 | April 30 | October 21 | October 5 | 187 days | 6b |
| Mound City (1 mi SSW) | April 15 | May 2 | October 22 | October 8 | 188 days | – |
| Mound Valley3 mi WSW | April 15 | April 30 | October 24 | October 9 | 192 days | 6b |
| Sterling | April 15 | April 30 | October 23 | October 7 | 190 days | 6b |
| Tallgrass Prairie National Park | April 15 | May 1 | October 22 | October 4 | 188 days | 6b |
| Topeka Forbes Field | April 15 | April 30 | October 21 | October 5 | 185 days | 6a |
| Wellington | April 15 | April 30 | October 29 | October 14 | 195 days | 7a |
| Bonner Springs | April 16 | May 1 | October 22 | October 9 | 188 days | – |
| Eskridge | April 16 | April 30 | October 23 | October 9 | 189 days | 6b |
| Eureka1 mi E | April 16 | May 1 | October 20 | October 5 | 186 days | 6b |
| Larned | April 16 | April 30 | October 27 | October 12 | 190 days | – |
| Manhattan station | April 16 | May 1 | October 19 | October 1 | 185 days | – |
| Oskaloosa4 mi NE | April 16 | April 29 | October 22 | October 5 | 188 days | 6a |
| Topeka - NWS | April 16 | April 27 | October 22 | October 6 | 189 days | – |
| Winfield (3 mi NE) | April 16 | May 1 | October 22 | October 7 | 189 days | 7a |
| Chapman | April 17 | April 30 | October 20 | October 3 | 184 days | – |
| Courtland | April 17 | April 29 | October 21 | October 5 | 187 days | 6a |
| Garnett1 mi E | April 17 | May 1 | October 22 | October 7 | 189 days | 6b |
| Howard | April 17 | April 30 | October 22 | October 6 | 186 days | 6b |
| Cassoday2 mi SE | April 18 | May 2 | October 22 | October 6 | 186 days | 6b |
| ConcordiaConcordia Asos | April 18 | May 2 | October 19 | October 3 | 183 days | 6b |
| Horton | April 18 | May 2 | October 17 | October 2 | 180 days | 6a |
| Hudson | April 18 | May 2 | October 21 | October 5 | 185 days | 6b |
| Hutchinson station | April 18 | May 2 | October 21 | October 7 | 186 days | 6b |
| Lakin | April 18 | May 1 | October 23 | October 8 | 187 days | 6b |
| McPherson | April 18 | May 1 | October 24 | October 7 | 187 days | 6b |
| Ottawa | April 18 | May 1 | October 20 | October 3 | 183 days | 6b |
| SalinaSalina Municipal Airport | April 18 | May 1 | October 23 | October 10 | 187 days | 6b |
| Smileyberg (1 mi N) | April 18 | May 2 | October 21 | October 5 | 185 days | 6b |
| Wamego4 mi W | April 18 | May 2 | October 19 | October 3 | 183 days | 6a |
| Beloit | April 19 | May 2 | October 19 | October 4 | 181 days | 6a |
| Centralia | April 19 | May 3 | October 19 | October 3 | 182 days | 6a |
| Clay Center | April 19 | May 2 | October 19 | October 2 | 181 days | 6b |
| Cottonwood Falls | April 19 | May 3 | October 18 | October 1 | 180 days | 6b |
| Elkhart | April 19 | May 2 | October 23 | October 9 | 186 days | 6b |
| Hays | April 19 | May 2 | October 22 | October 6 | 184 days | 7a |
| Johnson | April 19 | May 3 | October 23 | October 10 | 186 days | 6b |
| KanopolisKanopolis Lake | April 19 | May 2 | October 23 | October 8 | 184 days | 6b |
| Leavenworth (3 mi SW) | April 19 | May 4 | October 19 | October 2 | 181 days | – |
| Manhattan (6 mi SSW) | April 19 | May 6 | October 17 | October 1 | 179 days | 6a |
| Troy3 mi N | April 19 | May 5 | October 19 | October 2 | 182 days | 6a |
| Cimarron | April 20 | May 3 | October 20 | October 7 | 182 days | 6b |
| Frankfort6 mi NE | April 20 | May 3 | October 18 | October 1 | 180 days | – |
| Hoxie | April 20 | May 5 | October 20 | October 4 | 180 days | 6a |
| Hugoton | April 20 | May 2 | October 22 | October 7 | 183 days | 6b |
| Hutchinson (10 mi SW) | April 20 | May 2 | October 19 | October 3 | 181 days | – |
| Kinsley2 mi E | April 20 | May 4 | October 20 | October 5 | 180 days | – |
| Liberal | April 20 | May 3 | October 24 | October 8 | 186 days | 7a |
| Lovewell Dam | April 20 | May 3 | October 19 | October 1 | 181 days | 6b |
| Meade | April 20 | May 3 | October 22 | October 5 | 183 days | 6b |
| Minneapolis | April 20 | May 3 | October 19 | October 3 | 181 days | 6b |
| Pratt3 mi NW | April 20 | May 2 | October 20 | October 4 | 183 days | 6b |
| Ashland | April 21 | May 4 | October 17 | October 1 | 178 days | 6b |
| Concordia (1 mi W) | April 21 | May 5 | October 19 | October 2 | 177 days | 6a |
| Dodge CityDodge City Regional Airport | April 21 | May 4 | October 20 | October 4 | 179 days | 6b |
| Greensburg | April 21 | May 3 | October 22 | October 6 | 183 days | 6b |
| HutchinsonHutchinson Municipal Airport | April 21 | May 4 | October 18 | October 2 | 180 days | 6b |
| LawrenceLawrence Municipal Airport | April 21 | May 6 | October 17 | September 29 | 177 days | 6a |
| ManhattanManhattan Municipal Airport | April 21 | May 6 | October 16 | October 1 | 177 days | 6a |
| WilsonWilson Lake | April 21 | May 2 | October 17 | October 3 | 179 days | 6b |
| Baileyville | April 22 | May 2 | October 13 | September 27 | 173 days | – |
| Belleville | April 22 | May 5 | October 17 | September 30 | 175 days | 6a |
| Florence | April 22 | May 6 | October 17 | September 30 | 176 days | 6b |
| Larned #2 | April 22 | May 4 | October 22 | October 7 | 182 days | – |
| RussellRussell Municipal Airport | April 22 | May 6 | October 17 | October 1 | 176 days | 6b |
| Russell (7 mi E) | April 22 | May 3 | October 19 | October 4 | 179 days | – |
| Tuttle Creek Lake | April 22 | May 5 | October 20 | October 4 | 179 days | 6a |
| Ellsworth | April 23 | May 5 | October 16 | September 30 | 175 days | 6b |
| Montezuma | April 23 | May 6 | October 20 | October 5 | 177 days | 6b |
| Plainville4 mi WNW | April 23 | May 6 | October 20 | October 3 | 178 days | 6a |
| Sublette7 mi WSW | April 23 | May 5 | October 21 | October 5 | 179 days | 6b |
| WaKeeneyWakeeney | April 23 | May 7 | October 18 | October 2 | 175 days | 6b |
| Great Bend3 mi W | April 24 | May 7 | October 15 | September 30 | 172 days | 6b |
| Herington | April 24 | May 8 | October 14 | September 29 | 173 days | 6a |
| Holton | April 24 | May 7 | October 14 | September 29 | 172 days | 6a |
| Quinter | April 24 | May 7 | October 18 | October 3 | 176 days | 6a |
| Smith Center | April 24 | May 7 | October 15 | September 28 | 173 days | 6a |
| Washington | April 24 | May 8 | October 14 | September 29 | 171 days | 6a |
| Cedar Bluff Dam | April 25 | May 7 | October 17 | October 3 | 174 days | 6b |
| Hays (1 mi S) | April 25 | May 8 | October 15 | September 29 | 171 days | – |
| Jetmore8 mi NNW | April 25 | May 6 | October 18 | October 3 | 175 days | 6b |
| Marysville | April 25 | May 9 | October 13 | September 28 | 171 days | 6a |
| Wilmore (16 mi SE) | April 25 | May 7 | October 15 | September 29 | 171 days | 6b |
| PhillipsburgPhillipsburg #2 | April 26 | May 7 | October 16 | October 1 | 172 days | – |
| Garden CityGarden City Regional Airport | April 27 | May 9 | October 15 | October 1 | 170 days | 6b |
| Hill CityHill City Municipal Airport | April 27 | May 10 | October 14 | September 30 | 169 days | 6a |
| Norton (9 mi SSE) | April 27 | May 11 | October 17 | October 1 | 173 days | 6a |
| Richfield | April 27 | May 9 | October 19 | October 5 | 173 days | – |
| Smolan1 mi NE | April 27 | May 10 | October 16 | September 27 | 170 days | – |
| Garden City Experiment Station | April 28 | May 9 | October 17 | October 1 | 171 days | 6a |
| Healy | April 28 | May 10 | October 15 | October 1 | 169 days | 6a |
| Lincoln (1 mi SE) | April 28 | May 9 | October 15 | September 29 | 170 days | 6a |
| Oakley (19 mi SSW) | April 28 | May 10 | October 15 | October 2 | 170 days | 6a |
| Sharon Springs | April 28 | May 9 | October 15 | October 3 | 168 days | 6a |
| Ulysses3 mi NE | April 28 | May 10 | October 16 | October 2 | 171 days | 6a |
| Alton1 mi W | April 29 | May 11 | October 12 | September 28 | 164 days | 6a |
| Brownell3 mi NW | April 29 | May 10 | October 13 | September 29 | 167 days | – |
| Glen ElderGlen Elder Lake | April 29 | May 13 | October 15 | September 28 | 168 days | – |
| Hill City (1 mi E) | April 29 | May 11 | October 13 | September 29 | 166 days | 6a |
| Ness City | April 29 | May 10 | October 14 | September 30 | 166 days | 6a |
| Winona | April 29 | May 11 | October 17 | October 3 | 172 days | – |
| Bison3 mi NW | April 30 | May 11 | October 10 | September 26 | 162 days | 6a |
| Burr Oak1 mi N | April 30 | May 10 | October 8 | September 25 | 159 days | – |
| KirwinKirwin Dam | April 30 | May 12 | October 7 | September 24 | 159 days | – |
| Mankato | April 30 | May 14 | October 14 | September 28 | 165 days | – |
| Oberlin | April 30 | May 14 | October 11 | September 27 | 163 days | 5b |
| Russell Springs3 mi N | April 30 | May 15 | October 14 | October 1 | 164 days | 6a |
| Scott City | April 30 | May 13 | October 15 | October 1 | 167 days | 6a |
| St. FrancisSaint Francis | April 30 | May 15 | October 10 | September 27 | 160 days | 5b |
| Wallace | April 30 | May 14 | October 10 | October 1 | 162 days | 6a |
| Webster Dam | April 30 | May 13 | October 12 | September 27 | 165 days | 6a |
| NortonNorton Dam | May 1 | May 15 | October 12 | September 29 | 162 days | 6a |
| Syracuse1 mi NE | May 1 | May 14 | October 10 | September 28 | 162 days | 6a |
| Atwood | May 2 | May 14 | October 8 | September 25 | 157 days | 5b |
| Colby1 mi SW | May 2 | May 15 | October 9 | September 26 | 156 days | 6a |
| GoodlandGoodland Renner Field | May 2 | May 16 | October 11 | September 28 | 158 days | 6a |
| Leoti | May 2 | May 16 | October 12 | September 29 | 161 days | – |
| Tribune1 mi W | May 2 | May 16 | October 11 | September 30 | 160 days | 6a |
| McDonald | May 4 | May 17 | October 12 | September 28 | 160 days | 6a |
| Tribune (13 mi NNE) | May 4 | May 18 | October 11 | September 28 | 158 days | – |
| Oakley4 mi W | May 6 | May 18 | October 9 | September 27 | 156 days | – |
| Brewster4 mi W | May 9 | May 25 | October 4 | September 21 | 145 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.