Pennsylvania Frost Dates
Across Pennsylvania, the average last spring frost ranges from Mar 30 in Brookhaven to May 18 in Bradford. Find your town below, or enter your ZIP code for the nearest station.
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Average frost dates in Pennsylvania towns
Average (50%) dates of the last 32°F frost in spring and the first in fall, from the nearest NOAA station. Towns with 5,000+ residents.
| Town | Last frost | First frost | Season (days) |
|---|---|---|---|
| Aliquippa | Apr 8 | Nov 8 | 212 |
| Allentown | Apr 20 | Oct 24 | 184 |
| Altoona | Apr 25 | Oct 21 | 176 |
| Ambler | Apr 11 | Nov 1 | 205 |
| Ambridge | Apr 8 | Nov 8 | 212 |
| Archbald | Apr 23 | Oct 20 | 178 |
| Baldwin | Apr 18 | Oct 28 | 193 |
| Bangor | Apr 30 | Oct 18 | 168 |
| Beaver Falls | Apr 27 | Oct 25 | 178 |
| Bellefonte | Apr 20 | Oct 26 | 187 |
| Bellevue | Apr 24 | Oct 27 | 186 |
| Berwick | May 4 | Oct 11 | 159 |
| Bethel Park | Apr 18 | Oct 28 | 193 |
| Bethlehem | Apr 20 | Oct 24 | 184 |
| Birdsboro | Apr 16 | Oct 27 | 193 |
| Blakely | Apr 23 | Oct 20 | 178 |
| Bloomsburg | Apr 27 | Oct 20 | 172 |
| Bradford | May 18 | Oct 4 | 140 |
| Brentwood | Apr 18 | Oct 28 | 193 |
| Bridgeport | Apr 8 | Oct 31 | 203 |
| Bristol | Apr 21 | Oct 25 | 185 |
| Brookhaven | Mar 30 | Nov 16 | 230 |
| Butler | May 7 | Oct 14 | 159 |
| Camp Hill | Apr 15 | Oct 23 | 189 |
| Canonsburg | Apr 24 | Oct 23 | 181 |
| Carbondale | May 14 | Oct 1 | 140 |
| Carlisle | Apr 23 | Oct 18 | 177 |
| Carnegie | Apr 24 | Oct 27 | 186 |
| Castle Shannon | Apr 18 | Oct 28 | 193 |
| Catasauqua | Apr 20 | Oct 24 | 184 |
| Chambersburg | Apr 18 | Oct 25 | 188 |
| Chester | Mar 30 | Nov 16 | 230 |
| Clairton | May 2 | Oct 20 | 170 |
| Clarks Summit | Apr 23 | Oct 20 | 178 |
| Clearfield | May 4 | Oct 11 | 161 |
| Clifton Heights | Apr 2 | Nov 10 | 224 |
| Coatesville | Apr 19 | Oct 25 | 190 |
| Collegeville | Apr 24 | Oct 15 | 173 |
| Collingdale | Apr 2 | Nov 10 | 224 |
| Columbia | Apr 30 | Oct 10 | 162 |
| Connellsville | Apr 22 | Oct 27 | 187 |
| Conshohocken | Apr 8 | Oct 31 | 203 |
| Coraopolis | Apr 28 | Oct 18 | 172 |
| Corry | May 7 | Oct 10 | 155 |
| Crafton | Apr 24 | Oct 27 | 186 |
| Darby | Apr 2 | Nov 10 | 224 |
| Dickson City | Apr 23 | Oct 20 | 178 |
| Dormont | Apr 18 | Oct 28 | 193 |
| Downingtown | Apr 26 | Oct 18 | 174 |
| Doylestown | Apr 13 | Oct 30 | 198 |
| DuBois | May 6 | Oct 14 | 160 |
| Dunmore | Apr 23 | Oct 20 | 178 |
| Duquesne | Apr 5 | Nov 10 | 219 |
| Duryea | Apr 23 | Oct 20 | 178 |
| East Stroudsburg | May 1 | Oct 12 | 163 |
| Easton | Apr 18 | Oct 25 | 188 |
| Economy | Apr 8 | Nov 8 | 212 |
| Edinboro | May 7 | Oct 10 | 155 |
| Elizabethtown | Apr 9 | Nov 2 | 206 |
| Ellwood City | Apr 27 | Oct 25 | 178 |
| Emmaus | Apr 20 | Oct 24 | 184 |
| Ephrata | Apr 18 | Oct 25 | 186 |
| Erie | Apr 26 | Nov 4 | 192 |
| Exeter | Apr 23 | Oct 20 | 178 |
| Folcroft | Apr 2 | Nov 10 | 224 |
| Forest Hills | Apr 5 | Nov 10 | 219 |
| Fox Chapel | Apr 16 | Nov 1 | 197 |
| Franklin | May 2 | Oct 23 | 171 |
| Franklin Park | Apr 24 | Oct 27 | 186 |
| Gettysburg | Apr 24 | Oct 21 | 180 |
| Glenolden | Apr 2 | Nov 10 | 224 |
| Greensburg | May 1 | Oct 13 | 164 |
| Greenville | May 4 | Oct 14 | 161 |
| Grove City | May 7 | Oct 14 | 158 |
| Hanover | Apr 24 | Oct 20 | 177 |
| Harrisburg | Apr 15 | Oct 23 | 189 |
| Hatboro | Apr 11 | Nov 1 | 205 |
| Hazleton | Apr 30 | Oct 22 | 175 |
| Hellertown | Apr 21 | Oct 22 | 184 |
| Hermitage | May 15 | Oct 3 | 140 |
| Hollidaysburg | Apr 25 | Oct 20 | 177 |
| Huntingdon | Apr 19 | Oct 28 | 191 |
| Indiana | May 8 | Oct 13 | 157 |
| Jeannette | Apr 22 | Oct 25 | 186 |
| Jefferson Hills | Apr 18 | Oct 28 | 193 |
| Johnstown | Apr 29 | Oct 21 | 176 |
| Kennett Square | Apr 19 | Oct 26 | 189 |
| Kingston | Apr 23 | Oct 20 | 178 |
| Lancaster | Apr 19 | Oct 24 | 186 |
| Lansdale | Apr 11 | Nov 1 | 205 |
| Lansdowne | Apr 2 | Nov 10 | 224 |
| Latrobe | May 1 | Oct 13 | 164 |
| Lebanon | Apr 20 | Oct 25 | 185 |
| Lehighton | Apr 21 | Oct 23 | 184 |
| Lewisburg | Apr 26 | Oct 20 | 176 |
| Lewistown | Apr 21 | Oct 24 | 185 |
| Lititz | Apr 18 | Oct 25 | 186 |
| Lock Haven | Apr 30 | Oct 20 | 173 |
| Lower Burrell | Apr 16 | Nov 2 | 199 |
| Manheim | Apr 30 | Oct 10 | 162 |
| McKees Rocks | Apr 24 | Oct 27 | 186 |
| McKeesport | May 2 | Oct 20 | 170 |
| Meadville | Apr 30 | Oct 23 | 175 |
| Mechanicsburg | Apr 9 | Nov 1 | 205 |
| Media | Mar 30 | Nov 16 | 230 |
| Middletown | Apr 9 | Nov 2 | 206 |
| Millersville | Apr 19 | Oct 24 | 186 |
| Milton | Apr 26 | Oct 20 | 176 |
| Monaca | Apr 27 | Oct 25 | 178 |
| Monessen | Apr 13 | Nov 5 | 205 |
| Monroeville | Apr 22 | Oct 25 | 186 |
| Moosic | Apr 23 | Oct 20 | 178 |
| Morrisville | Apr 17 | Oct 28 | 192 |
| Mount Carmel | Apr 27 | Oct 20 | 172 |
| Mount Joy | Apr 30 | Oct 10 | 162 |
| Munhall | Apr 5 | Nov 10 | 219 |
| Murrysville | Apr 22 | Oct 25 | 186 |
| Nanticoke | May 7 | Oct 6 | 153 |
| Nazareth | Apr 18 | Oct 25 | 188 |
| New Brighton | Apr 27 | Oct 25 | 178 |
| New Castle | Apr 30 | Oct 23 | 175 |
| New Cumberland | Apr 9 | Nov 1 | 205 |
| New Freedom | Apr 19 | Oct 25 | 188 |
| New Holland | Apr 14 | Nov 1 | 198 |
| New Kensington | Apr 16 | Nov 2 | 199 |
| Norristown | Apr 8 | Oct 31 | 203 |
| Northampton | Apr 20 | Oct 24 | 184 |
| Norwood | Apr 2 | Nov 10 | 224 |
| Oakmont | Apr 16 | Nov 1 | 197 |
| Oil City | May 2 | Oct 23 | 171 |
| Old Forge | Apr 23 | Oct 20 | 178 |
| Olyphant | Apr 23 | Oct 20 | 178 |
| Oxford | Apr 26 | Oct 22 | 179 |
| Palmerton | Apr 21 | Oct 23 | 184 |
| Palmyra | Apr 20 | Oct 25 | 185 |
| Perkasie | Apr 26 | Oct 17 | 175 |
| Philadelphia | Mar 30 | Nov 17 | 232 |
| Phoenixville | Apr 18 | Oct 27 | 192 |
| Pittsburgh | Apr 18 | Oct 28 | 193 |
| Pittston | Apr 23 | Oct 20 | 178 |
| Pleasant Hills | Apr 18 | Oct 28 | 193 |
| Plum | Apr 16 | Nov 1 | 197 |
| Plymouth | Apr 23 | Oct 20 | 178 |
| Pottstown | Apr 20 | Oct 23 | 186 |
| Pottsville | Apr 30 | Oct 22 | 175 |
| Prospect Park | Apr 2 | Nov 10 | 224 |
| Punxsutawney | May 10 | Oct 12 | 155 |
| Quakertown | Apr 26 | Oct 17 | 175 |
| Reading | Apr 14 | Oct 29 | 197 |
| Red Lion | Apr 26 | Oct 19 | 177 |
| Ridley Park | Apr 2 | Nov 10 | 224 |
| Sayre | May 6 | Oct 10 | 157 |
| Schuylkill Haven | Apr 16 | Oct 25 | 189 |
| Scranton | Apr 23 | Oct 20 | 178 |
| Selinsgrove | Apr 25 | Oct 22 | 178 |
| Shamokin | Apr 27 | Oct 20 | 172 |
| Sharon | May 1 | Oct 17 | 167 |
| Sharon Hill | Apr 2 | Nov 10 | 224 |
| Shillington | Apr 14 | Oct 29 | 197 |
| Shippensburg | Apr 19 | Oct 24 | 188 |
| Somerset | May 2 | Oct 17 | 168 |
| Souderton | Apr 26 | Oct 17 | 175 |
| South Williamsport | Apr 25 | Oct 24 | 181 |
| St. Marys | May 14 | Oct 6 | 143 |
| State College | Apr 20 | Oct 26 | 187 |
| Steelton | Apr 9 | Nov 1 | 205 |
| Stroudsburg | May 1 | Oct 12 | 163 |
| Sunbury | Apr 30 | Oct 13 | 166 |
| Swarthmore | Apr 2 | Nov 10 | 224 |
| Swissvale | Apr 5 | Nov 10 | 219 |
| Swoyersville | Apr 23 | Oct 20 | 178 |
| Tamaqua | Apr 30 | Oct 22 | 175 |
| Taylor | Apr 23 | Oct 20 | 178 |
| Titusville | May 12 | Oct 10 | 149 |
| Tyrone | May 13 | Oct 1 | 142 |
| Uniontown | Apr 30 | Oct 18 | 171 |
| Warren | May 4 | Oct 21 | 168 |
| Washington | Apr 24 | Oct 23 | 181 |
| Waynesboro | Apr 25 | Oct 19 | 176 |
| West Chester | Apr 26 | Oct 18 | 174 |
| West Hazleton | Apr 30 | Oct 22 | 175 |
| West Mifflin | Apr 18 | Oct 28 | 193 |
| West View | Apr 24 | Oct 27 | 186 |
| West York | Apr 26 | Oct 19 | 177 |
| White Oak | May 2 | Oct 20 | 170 |
| Whitehall | Apr 18 | Oct 28 | 193 |
| Wilkes-Barre | Apr 23 | Oct 20 | 178 |
| Wilkinsburg | Apr 5 | Nov 10 | 219 |
| Williamsport | Apr 25 | Oct 24 | 181 |
| Wilson | Apr 18 | Oct 25 | 188 |
| Wyomissing | Apr 14 | Oct 29 | 197 |
| Yeadon | Apr 2 | Nov 10 | 224 |
| York | Apr 26 | Oct 19 | 177 |