Kentucky frost dates
Across 97 NOAA climate stations in Kentucky, the median last spring frost (32°F) ranges from Mar 27 at Eddyville 5S to May 2 at Grayson 3 Sw; the typical station sees its last frost around Apr 15 and its first fall frost around Oct 25.
“Median” dates have a 50% chance of a later spring frost or an earlier fall frost. “10% risk” dates are the safer choice for tender plants: only 1 year in 10 has frost beyond them. Source: NOAA NCEI 1991–2020 Climate Normals. Elevation matters: within a state, frost dates can differ by a month or more between valleys and hills.
| Station | Elevation | Last frost (median) | Last frost (10% risk) | First frost (median) | First frost (10% risk) | Growing season |
|---|---|---|---|---|---|---|
| Ashland | 560 ft | Apr 22 | May 11 | Oct 23 | Oct 11 | 181 days |
| Augusta 2 | 508 ft | Apr 11 | May 2 | Oct 30 | Oct 16 | 200 days |
| Barbourville | 990 ft | Apr 19 | May 6 | Oct 24 | Oct 11 | 187 days |
| Bardstown 5E | 780 ft | Apr 13 | May 3 | Oct 25 | Oct 13 | 195 days |
| Bardwell 2 E | 410 ft | Apr 6 | Apr 22 | Oct 30 | Oct 18 | 204 days |
| Barren Rvr Lake | 615 ft | Apr 12 | Apr 30 | Oct 29 | Oct 16 | 198 days |
| Baxter | 1,164 ft | Apr 15 | May 1 | Oct 30 | Oct 17 | 197 days |
| Beattyville 4N | 1,080 ft | Apr 12 | May 6 | Oct 25 | Oct 13 | 192 days |
| Beaver Dam | 400 ft | Apr 10 | Apr 29 | Oct 22 | Oct 8 | 192 days |
| Benton | 365 ft | Apr 9 | Apr 28 | Oct 19 | Oct 6 | 192 days |
| Berea College | 1,070 ft | Apr 5 | Apr 23 | Nov 2 | Oct 19 | 213 days |
| Bernheim Forest | 550 ft | Apr 18 | May 6 | Oct 25 | Oct 11 | 189 days |
| Booneville 12SW | 880 ft | Apr 24 | May 12 | Oct 19 | Oct 7 | 178 days |
| Bowling Green 21 Nne | 790 ft | Apr 4 | Apr 24 | Oct 31 | Oct 18 | 209 days |
| Bowling Green Warren Co AP | 523 ft | Apr 5 | Apr 21 | Oct 31 | Oct 20 | 208 days |
| Bradfordsville | 660 ft | Apr 22 | May 9 | Oct 20 | Oct 7 | 180 days |
| Brandenburg | 615 ft | Apr 19 | May 2 | Oct 24 | Oct 9 | 186 days |
| Buckhorn Lake | 780 ft | Apr 19 | May 2 | Oct 25 | Oct 12 | 188 days |
| Calhoun Lock 2 | 402 ft | Apr 2 | Apr 20 | Nov 1 | Oct 19 | 211 days |
| Cave Run Lake | 840 ft | Apr 17 | May 6 | Oct 25 | Oct 13 | 189 days |
| Charley 2 Sw | 740 ft | Apr 24 | May 12 | Oct 17 | Oct 6 | 174 days |
| Cincinnati Northern Ky AP | 869 ft | Apr 18 | May 7 | Oct 25 | Oct 12 | 188 days |
| Corners | 615 ft | Apr 25 | May 12 | Oct 16 | Oct 4 | 172 days |
| Crab Orchard 6 N | 1,025 ft | Apr 18 | May 9 | Oct 24 | Oct 9 | 188 days |
| Cressy | 720 ft | Apr 20 | May 8 | Oct 19 | Oct 8 | 182 days |
| Crestwood 4NE | 780 ft | Apr 12 | May 1 | Oct 25 | Oct 11 | 193 days |
| Cynthiana | 700 ft | Apr 18 | May 5 | Oct 23 | Oct 13 | 188 days |
| Danville | 900 ft | Apr 9 | Apr 29 | Oct 27 | Oct 16 | 199 days |
| Dix Dam | 870 ft | Apr 7 | Apr 24 | Nov 1 | Oct 20 | 206 days |
| Eastern Kentucky Univ | 1,000 ft | Apr 15 | Apr 30 | Oct 22 | Oct 10 | 190 days |
| Eddyville 5S | 523 ft | Mar 27 | Apr 12 | Nov 8 | Oct 27 | 225 days |
| Elizabethtown Wp Cs | 690 ft | Apr 16 | May 4 | Oct 25 | Oct 13 | 191 days |
| Elkton | 619 ft | Apr 3 | Apr 21 | Oct 29 | Oct 17 | 207 days |
| Flemingsburg 2 N | 940 ft | Apr 12 | May 2 | Oct 30 | Oct 17 | 200 days |
| Frankfort Capital City AP | 804 ft | Apr 15 | May 5 | Oct 24 | Oct 13 | 192 days |
| Gimlet 9N | 1,120 ft | Apr 10 | May 2 | Oct 31 | Oct 17 | 201 days |
| Glasgow | 770 ft | Apr 9 | Apr 28 | Oct 27 | Oct 14 | 201 days |
| Glencoe 6 Nw | 490 ft | Apr 23 | May 9 | Oct 21 | Oct 7 | 179 days |
| Grayson 2 E | 580 ft | Apr 27 | May 15 | Oct 17 | Oct 6 | 172 days |
| Grayson 3 Sw | 700 ft | May 2 | May 20 | Oct 11 | Oct 1 | 160 days |
| Greensburg | 585 ft | Apr 15 | May 2 | Oct 24 | Oct 11 | 192 days |
| Heidelberg | 665 ft | Apr 17 | May 5 | Oct 22 | Oct 10 | 189 days |
| Henderson 8 Ssw | 449 ft | Apr 4 | Apr 19 | Oct 29 | Oct 17 | 207 days |
| Henderson State Police | 420 ft | Apr 9 | Apr 24 | Oct 26 | Oct 12 | 198 days |
| Hodgenville Lincoln P | 788 ft | Apr 16 | May 3 | Oct 25 | Oct 11 | 191 days |
| Hopkinsville | 520 ft | Apr 4 | Apr 19 | Nov 2 | Oct 20 | 211 days |
| Inez 2 E | 710 ft | Apr 20 | May 9 | Oct 24 | Oct 10 | 186 days |
| Jackson | 1,364 ft | Apr 6 | Apr 25 | Nov 1 | Oct 18 | 208 days |
| Jamestown Wwtp | 890 ft | Apr 18 | May 3 | Oct 24 | Oct 11 | 189 days |
| Kenlake Resort | 484 ft | Mar 30 | Apr 16 | Nov 4 | Oct 23 | 221 days |
| Knob Lick 4S | 1,020 ft | Apr 5 | Apr 24 | Nov 2 | Oct 21 | 211 days |
| Leitchfield 2 N | 620 ft | Apr 26 | May 11 | Oct 15 | Oct 4 | 172 days |
| Lexington Bluegrass AP | 980 ft | Apr 13 | May 1 | Oct 28 | Oct 16 | 196 days |
| London Corbin AP | 1,188 ft | Apr 15 | May 3 | Oct 25 | Oct 13 | 192 days |
| Louisville Bowman Fld | 540 ft | Apr 3 | Apr 19 | Nov 3 | Oct 21 | 214 days |
| Louisville Intl AP | 488 ft | Mar 31 | Apr 16 | Nov 7 | Oct 28 | 222 days |
| Louisville Mcalpine | 440 ft | Mar 31 | Apr 14 | Nov 9 | Oct 31 | 225 days |
| Louisville Wfo | 632 ft | Apr 6 | Apr 23 | Nov 1 | Oct 21 | 209 days |
| Madisonville | 425 ft | Apr 2 | Apr 18 | Nov 1 | Oct 19 | 212 days |
| Mammoth Cave | 760 ft | Apr 9 | Apr 29 | Oct 30 | Oct 17 | 204 days |
| Manchester 4 W | 870 ft | Apr 29 | May 13 | Oct 16 | Oct 4 | 170 days |
| Maysville Wwtp | 515 ft | Apr 18 | May 4 | Oct 30 | Oct 17 | 195 days |
| Mcdaniels | 425 ft | Apr 11 | Apr 28 | Oct 26 | Oct 13 | 196 days |
| Millerstown 4E | 600 ft | Apr 21 | May 6 | Oct 18 | Oct 6 | 178 days |
| Monticello 3 Ne | 979 ft | Apr 18 | May 5 | Oct 26 | Oct 14 | 190 days |
| Mt Sterling | 960 ft | Apr 24 | May 12 | Oct 18 | Oct 6 | 175 days |
| Mt Vernon | 1,160 ft | Apr 18 | May 6 | Oct 24 | Oct 13 | 189 days |
| Murray | 527 ft | Apr 5 | Apr 20 | Nov 1 | Oct 20 | 209 days |
| Nolin Rvr Lake | 623 ft | Apr 22 | May 11 | Oct 22 | Oct 9 | 182 days |
| Olive Hill 5NE | 888 ft | Apr 24 | May 12 | Oct 18 | Oct 6 | 174 days |
| Oneida | 760 ft | Apr 16 | May 3 | Oct 26 | Oct 14 | 192 days |
| Paducah | 392 ft | Apr 5 | Apr 21 | Oct 28 | Oct 15 | 206 days |
| Paintsville 1E | 630 ft | Apr 19 | May 6 | Oct 25 | Oct 11 | 188 days |
| Prestonsburg 3WSW | 760 ft | Apr 23 | May 10 | Oct 23 | Oct 8 | 183 days |
| Princeton 1 Se | 497 ft | Apr 11 | Apr 30 | Oct 24 | Oct 12 | 196 days |
| Providence | 409 ft | Apr 7 | Apr 24 | Oct 28 | Oct 15 | 203 days |
| Quicksand | 745 ft | Apr 19 | May 5 | Oct 24 | Oct 11 | 187 days |
| Rochester Ferry | 390 ft | Apr 15 | May 3 | Oct 20 | Oct 9 | 187 days |
| Rough Rvr Lake | 560 ft | Apr 17 | May 5 | Oct 23 | Oct 8 | 187 days |
| Russellville | 570 ft | Apr 9 | Apr 30 | Oct 28 | Oct 14 | 200 days |
| Salyersville Wtr Wks | 970 ft | Apr 25 | May 11 | Oct 21 | Oct 10 | 179 days |
| Scottsville | 743 ft | Apr 15 | May 2 | Oct 25 | Oct 11 | 194 days |
| Shelbyville 1 E | 730 ft | May 1 | May 15 | Oct 10 | Sep 24 | 161 days |
| Skyline 1 Se | 1,083 ft | Apr 18 | May 2 | Oct 28 | Oct 17 | 191 days |
| Somerset 2 N | 1,020 ft | Apr 5 | Apr 25 | Oct 30 | Oct 17 | 206 days |
| Stanton 2W | 720 ft | Apr 19 | May 5 | Oct 20 | Oct 10 | 184 days |
| Stearns 2S | 1,220 ft | Apr 24 | May 11 | Oct 18 | Oct 4 | 177 days |
| Summer Shade | 864 ft | Apr 26 | May 16 | Oct 18 | Oct 5 | 174 days |
| Taylorsville Lake | 700 ft | Apr 23 | May 7 | Oct 16 | Oct 4 | 176 days |
| Versailles 3 Nnw | 891 ft | Apr 12 | May 2 | Oct 28 | Oct 15 | 198 days |
| W Liberty 3NW | 780 ft | Apr 29 | May 16 | Oct 16 | Oct 3 | 169 days |
| W Paducah 2W | 413 ft | Apr 3 | Apr 20 | Oct 27 | Oct 15 | 205 days |
| Warnock 2 | 910 ft | Apr 20 | May 10 | Oct 22 | Oct 10 | 182 days |
| Warsaw Markland Dam | 451 ft | Apr 17 | May 4 | Oct 29 | Oct 15 | 194 days |
| Whitesburg 2SE | 1,240 ft | Apr 21 | May 6 | Oct 22 | Oct 9 | 183 days |
| Williamsburg | 940 ft | Apr 21 | May 5 | Oct 22 | Oct 9 | 182 days |
| Williamstown | 969 ft | Apr 11 | Apr 30 | Oct 29 | Oct 14 | 199 days |
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