| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 70c - Pittsburgh Low Plateau |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 16374 - Kennerdell, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 16 | 17 | 25 | 34 | 44 | 53 | 58 | 56 | 50 | 39 | 31 | 22 | 37 |
| Avg Max Temp (°F) | 34 | 37 | 47 | 59 | 71 | 79 | 83 | 81 | 74 | 62 | 50 | 38 | 60 |
| Avg Precip (In.) | 2.69 | 2.36 | 3.24 | 3.53 | 3.85 | 4.96 | 4.63 | 4.09 | 4.17 | 3.06 | 3.56 | 3.16 | 43.29 |