Kentucky frost dates: S
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Sacramento | Apr 2 | Nov 1 | 213 d | 7a |
| Sadieville | Apr 18 | Oct 23 | 188 d | 6b |
| Saint Catharine | Apr 13 | Oct 25 | 195 d | 7a |
| Saint Charles | Apr 2 | Nov 1 | 213 d | 7a |
| Saint Francis | Apr 13 | Oct 25 | 195 d | 7a |
| Saint Helens | Apr 12 | Oct 25 | 196 d | 6b |
| Saint Mary | Apr 22 | Oct 20 | 181 d | 7a |
| Salem | Apr 3 | Oct 30 | 210 d | 7a |
| Salt Lick | Apr 17 | Oct 25 | 191 d | 6b |
| Salvisa | Apr 7 | Nov 1 | 208 d | 7a |
| Salyersville | Apr 25 | Oct 21 | 179 d | 7a |
| Sanders | Apr 17 | Oct 29 | 195 d | 6b |
| Sandgap | Apr 5 | Nov 2 | 211 d | 7a |
| Sandy Hook | Apr 10 | Oct 31 | 204 d | 6b |
| Sassafras | Apr 18 | Oct 28 | 193 d | 7a |
| Saul | Apr 19 | Oct 25 | 189 d | 7a |
| Scalf | Apr 19 | Oct 24 | 188 d | 7a |
| Science Hill | Apr 5 | Oct 30 | 208 d | 7a |
| Scottsville | Apr 15 | Oct 25 | 193 d | 7a |
| Scuddy | Apr 18 | Oct 28 | 193 d | 7a |
| Sebree | Apr 4 | Oct 29 | 208 d | 7a |
| Seco | Apr 21 | Oct 22 | 184 d | 7a |
| Sedalia | Apr 5 | Nov 1 | 210 d | 7b |
| Sextons Creek | Apr 24 | Oct 19 | 178 d | 6b |
| Sharon Grove | Apr 3 | Oct 29 | 209 d | 7a |
| Sharpsburg | Apr 24 | Oct 18 | 177 d | 6b |
| Shelbiana | Apr 22 | Oct 23 | 184 d | 7a |
| Shelby Gap | Apr 29 | Oct 16 | 170 d | 7a |
| Shelbyville | May 1 | Oct 10 | 162 d | 6b |
| Shepherdsville | Apr 18 | Oct 25 | 190 d | 7a |
| Sidney | Apr 8 | Nov 2 | 208 d | 7a |
| Siler | Apr 21 | Oct 22 | 184 d | 7a |
| Silver Grove | Apr 16 | Oct 25 | 192 d | 6b |
| Simpsonville | May 1 | Oct 10 | 162 d | 6b |
| Sitka | Apr 19 | Oct 25 | 189 d | 7a |
| Sizerock | Apr 19 | Oct 25 | 189 d | 7a |
| Slade | Apr 12 | Oct 25 | 196 d | 7a |
| Slaughters | Apr 2 | Nov 1 | 213 d | 7a |
| Slemp | Apr 18 | Oct 28 | 193 d | 7a |
| Smilax | Apr 18 | Oct 28 | 193 d | 7a |
| Smith Mills | Apr 7 | Oct 28 | 204 d | 7a |
| Smithfield | Apr 12 | Oct 25 | 196 d | 6b |
| Smithland | Apr 3 | Oct 30 | 210 d | 7a |
| Smiths Grove | Apr 9 | Oct 30 | 204 d | 7a |
| Soldier | Apr 10 | Oct 31 | 204 d | 6b |
| Somerset | Apr 5 | Oct 30 | 208 d | 7a |
| Sonora | Apr 21 | Oct 18 | 180 d | 7a |
| South Carrollton | Apr 10 | Oct 22 | 195 d | 7a |
| South Portsmouth | Apr 17 | Oct 25 | 191 d | 7a |
| South Shore | Apr 17 | Oct 25 | 191 d | 6b |
| South Williamson | Apr 8 | Nov 2 | 208 d | 7a |
| Sparta | Apr 23 | Oct 21 | 181 d | 6b |
| Spottsville | Apr 3 | Nov 2 | 213 d | 7a |
| Springfield | Apr 13 | Oct 25 | 195 d | 7a |
| Staffordsville | Apr 19 | Oct 25 | 189 d | 6b |
| Stambaugh | Apr 24 | Oct 17 | 176 d | 7a |
| Stamping Ground | Apr 12 | Oct 28 | 199 d | 6b |
| Stanford | Apr 9 | Oct 27 | 201 d | 7a |
| Stanton | Apr 19 | Oct 20 | 184 d | 7a |
| Stanville | Apr 23 | Oct 23 | 183 d | 7a |
| Stearns | Apr 24 | Oct 18 | 177 d | 7a |
| Steele | Apr 22 | Oct 23 | 184 d | 7a |
| Stephensport | Apr 2 | Nov 7 | 219 d | 7a |
| Stinnett | Apr 15 | Oct 30 | 198 d | 7a |
| Stone | Apr 8 | Nov 2 | 208 d | 7a |
| Stoney Fork | Apr 15 | Oct 30 | 198 d | 7a |
| Stopover | Apr 15 | Oct 27 | 195 d | 7a |
| Strunk | Apr 24 | Oct 18 | 177 d | 7a |
| Sturgis | Apr 7 | Oct 28 | 204 d | 7a |
| Sullivan | Apr 7 | Oct 28 | 204 d | 7a |
| Sulphur | Apr 12 | Oct 25 | 196 d | 6b |
| Summer Shade | Apr 26 | Oct 18 | 175 d | 7a |
| Summersville | Apr 15 | Oct 24 | 192 d | 7a |
| Sweeden | Apr 22 | Oct 22 | 183 d | 7a |
| Symsonia | Apr 9 | Oct 19 | 193 d | 7a |