Pennsylvania frost dates: T
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Tafton | May 10 | Oct 4 | 147 d | 6a |
| Talmage | Apr 18 | Oct 25 | 190 d | 7a |
| Tamaqua | Apr 30 | Oct 22 | 175 d | 6b |
| Tamiment | May 1 | Oct 12 | 164 d | 6b |
| Tannersville | May 1 | Oct 12 | 164 d | 6b |
| Tarentum | Apr 16 | Nov 2 | 200 d | 6b |
| Tarrs | May 1 | Oct 13 | 165 d | 6b |
| Tatamy | Apr 18 | Oct 25 | 190 d | 7a |
| Taylor | Apr 23 | Oct 20 | 180 d | 6b |
| Taylorstown | Apr 24 | Oct 23 | 182 d | 6b |
| Telford | Apr 26 | Oct 17 | 174 d | 7a |
| Temple | Apr 10 | Oct 31 | 204 d | 7a |
| Templeton | May 10 | Oct 12 | 155 d | 6b |
| Terre Hill | Apr 14 | Nov 1 | 201 d | 7a |
| Thomasville | Apr 27 | Oct 18 | 174 d | 6b |
| Thompson | May 14 | Oct 1 | 140 d | 5b |
| Thompsontown | Apr 21 | Oct 24 | 186 d | 6b |
| Thorndale | Apr 19 | Oct 25 | 189 d | 7a |
| Thornton | Apr 26 | Oct 18 | 175 d | 7a |
| Three Springs | Apr 19 | Oct 28 | 192 d | 7a |
| Tidioute | May 4 | Oct 21 | 170 d | 6a |
| Timblin | May 10 | Oct 12 | 155 d | 6a |
| Tioga | May 6 | Oct 10 | 157 d | 6a |
| Tiona | May 4 | Oct 21 | 170 d | 5b |
| Tionesta | May 1 | Oct 25 | 177 d | 6a |
| Tipton | Apr 25 | Oct 21 | 179 d | 6b |
| Tire Hill | Apr 29 | Oct 21 | 175 d | 6b |
| Titusville | May 12 | Oct 10 | 151 d | 6a |
| Tobyhanna | May 6 | Oct 8 | 155 d | 6a |
| Todd | Apr 19 | Oct 28 | 192 d | 6b |
| Topton | Apr 26 | Oct 14 | 171 d | 7a |
| Torrance | May 2 | Oct 14 | 165 d | 6b |
| Toughkenamon | Apr 19 | Oct 26 | 190 d | 7a |
| Towanda | May 2 | Oct 15 | 166 d | 6a |
| Tower City | May 1 | Oct 16 | 168 d | 6b |
| Townville | May 12 | Oct 10 | 151 d | 6a |
| Trafford | Apr 22 | Oct 25 | 186 d | 6b |
| Transfer | May 15 | Oct 3 | 141 d | 6a |
| Treichlers | Apr 20 | Oct 24 | 187 d | 6b |
| Tremont | Apr 27 | Oct 20 | 176 d | 6b |
| Tresckow | Apr 30 | Oct 22 | 175 d | 6b |
| Trevorton | Apr 30 | Oct 13 | 166 d | 6b |
| Trexlertown | Apr 26 | Oct 14 | 171 d | 7a |
| Trout Run | Apr 25 | Oct 24 | 182 d | 6a |
| Troutville | May 4 | Oct 13 | 162 d | 6a |
| Troxelville | Apr 25 | Oct 19 | 177 d | 6b |
| Troy | May 16 | Oct 2 | 139 d | 6a |
| Trumbauersville | Apr 26 | Oct 17 | 174 d | 7a |
| Tunkhannock | Apr 23 | Oct 20 | 180 d | 6a |
| Turbotville | Apr 24 | Oct 23 | 182 d | 6b |
| Turkey City | May 9 | Oct 11 | 155 d | 6a |
| Turtle Creek | Apr 5 | Nov 10 | 219 d | 6b |
| Turtlepoint | May 15 | Oct 6 | 144 d | 5b |
| Tuscarora | Apr 30 | Oct 22 | 175 d | 6b |
| Twin Rocks | May 17 | Oct 2 | 138 d | 6a |
| Tyler Hill | May 3 | Oct 9 | 159 d | 6a |
| Tylersburg | May 13 | Oct 7 | 147 d | 6a |
| Tylersport | Apr 26 | Oct 17 | 174 d | 7a |
| Tyrone | May 13 | Oct 1 | 141 d | 6b |