| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | Jun. 1 - Jun. 10 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 62d - Unglaciated Allegheney High Plateau |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 15846 - Kersey, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 14 | 14 | 22 | 32 | 42 | 51 | 55 | 54 | 47 | 36 | 29 | 20 | 35 |
| Avg Max Temp (°F) | 31 | 34 | 44 | 56 | 68 | 76 | 79 | 77 | 70 | 60 | 46 | 35 | 56 |
| Avg Precip (In.) | 3.2 | 2.62 | 3.51 | 3.63 | 4.15 | 5.27 | 4.56 | 4.27 | 4.26 | 3.4 | 3.81 | 3.54 | 46.22 |