Ohio · 56 stations
Ohio Frost Dates: 56 Weather Stations
56 NOAA weather stations in Ohio with at least 25 years of frost records.
| Station | Zone | Last spring frost (50%) | First fall frost (50%) | Frost-free days |
|---|---|---|---|---|
| Bellefontaine, OH | 6a | April 26 | October 20 | 175 |
| Bowling Green, OH | 6b | April 22 | October 25 | 186 |
| Bucyrus, OH | 6a | April 19 | October 27 | 190 |
| Cambridge, OH | 6b | April 28 | October 17 | 172 |
| Celina, OH | 6a | April 27 | October 19 | 175 |
| Centerburg, OH | 6a | April 27 | October 17 | 172 |
| Chardon, OH | 6a | May 5 | October 18 | 164 |
| Cheviot, OH | 6b | April 17 | October 26 | 191 |
| Circleville, OH | 6b | April 17 | October 28 | 192 |
| Cleveland, OH | 6b | April 20 | November 3 | 198 |
| Danville, OH | 5b | May 2 | October 8 | 157 |
| Dayton, OH | 6a | April 16 | October 28 | 194 |
| Dayton MCD, OH | 6b | April 18 | October 25 | 189 |
| Defiance, OH | 6a | April 22 | October 24 | 183 |
| Dennison, OH | 6b | April 29 | October 15 | 170 |
| Dorset, OH | 6a | May 10 | October 10 | 154 |
| Eaton, OH | 6a | April 25 | October 20 | 176 |
| Fairfield, OH | 6b | April 19 | October 22 | 186 |
| Findlay, OH | 6b | April 19 | October 23 | 185 |
| Findlay WPCC, OH | 6b | April 22 | October 24 | 183 |
| Franklin, OH | 6b | April 24 | October 19 | 178 |
| Gallipolis, OH | 7a | April 18 | October 28 | 192 |
| Greenville, OH | 6a | April 21 | October 20 | 180 |
| Hannibal Locks & Dam, OH | 6b | April 26 | October 26 | 182 |
| Hillsboro, OH | 6b | April 24 | October 20 | 178 |
| Hiram, OH | 6a | May 1 | October 20 | 170 |
| Lima, OH | 6b | April 24 | October 24 | 182 |
| Marietta, OH | 6b | April 18 | October 27 | 191 |
| Marion, OH | 6a | April 25 | October 20 | 178 |
| Marysville, OH | 6b | April 19 | October 26 | 188 |
| Millersburg, OH | 6a | May 2 | October 14 | 164 |
| New Lexington, OH | 6a | April 30 | October 17 | 168 |
| Newark, OH | 6a | April 29 | October 16 | 167 |
| Norwalk, OH | 6b | April 25 | October 25 | 183 |
| Painesville, OH | 7a | April 15 | November 9 | 209 |
| Pandora, OH | 6a | April 23 | October 22 | 180 |
| Sandusky, OH | 6b | April 10 | November 5 | 209 |
| Sidney, OH | 6a | April 27 | October 20 | 175 |
| South Point, OH | 7a | April 16 | October 30 | 196 |
| Springfield, OH | 6a | April 25 | October 19 | 175 |
| Steubenville, OH | 6b | April 29 | October 20 | 175 |
| Urbana, OH | 6a | April 24 | October 19 | 179 |
| Warren, OH | 6a | May 8 | October 12 | 157 |
| Wauseon, OH | 6a | April 29 | October 16 | 170 |
| Waverly, OH | 6b | April 21 | October 22 | 182 |
| Westerville, OH | 6b | April 22 | October 24 | 183 |
| Wooster, OH | 6a | April 30 | October 12 | 163 |
| Xenia, OH | 6b | April 18 | October 24 | 188 |
| Youngstown, OH | 6b | May 1 | October 17 | 167 |
| Zanesville, OH | 6b | April 26 | October 19 | 177 |
| near Akron, OH | 6b | April 24 | October 26 | 184 |
| near Cincinnati, OH | 6b | April 16 | October 25 | 190 |
| near Columbus, OH | 6b | April 18 | October 27 | 191 |
| near Mansfield, OH | 6a | April 26 | October 22 | 177 |
| near Sciotodale, OH | 7a | April 17 | October 25 | 191 |
| near Toledo, OH | 6b | April 22 | October 24 | 188 |