Frost dates in Jefferson County, Pennsylvania
The average last spring frost in Jefferson County falls May 6 to May 10 and the average first fall frost Oct 11 to Oct 14, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6a. Places: Big Run, Brockway, Brookville, Corsica, Falls Creek, Punxsutawney. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 15711 | May 6 | Oct 14 | 6a | |
| 15715 | Big Run | May 6 | Oct 14 | 6a |
| 15730 | May 10 | Oct 12 | 6a | |
| 15733 | May 6 | Oct 14 | 6a | |
| 15744 | May 10 | Oct 12 | 6a | |
| 15764 | May 10 | Oct 12 | 6a | |
| 15767 | Punxsutawney | May 6 | Oct 14 | 6a |
| 15770 | May 10 | Oct 12 | 6a | |
| 15776 | May 10 | Oct 12 | 6a | |
| 15778 | Timblin | May 10 | Oct 12 | 6a |
| 15780 | May 10 | Oct 12 | 6a | |
| 15781 | May 6 | Oct 14 | 6a | |
| 15784 | Worthville | May 10 | Oct 12 | 6a |
| 15824 | Brockway | May 6 | Oct 14 | 6a |
| 15825 | Brookville | May 6 | Oct 14 | 6a |
| 15829 | Corsica | May 9 | Oct 11 | 6a |
| 15840 | Falls Creek | May 6 | Oct 14 | 6a |
| 15847 | May 6 | Oct 14 | 6a | |
| 15851 | Reynoldsville | May 6 | Oct 14 | 6a |
| 15860 | May 6 | Oct 14 | 6a | |
| 15863 | May 6 | Oct 14 | 6a | |
| 15864 | Summerville | May 10 | Oct 12 | 6a |
| 15865 | Sykesville | May 6 | Oct 14 | 6a |
| 16240 | May 10 | Oct 12 | 6a |
Nearby counties
Clarion County Indiana County Armstrong County Clearfield County Elk County Forest County
All Pennsylvania counties · Download Pennsylvania frost dates (CSV)
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