| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F |
| 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 15853 - Ridgway, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 13 | 14 | 22 | 31 | 41 | 50 | 54 | 53 | 46 | 36 | 28 | 19 | 34 |
| Avg Max Temp (°F) | 31 | 34 | 44 | 56 | 68 | 75 | 79 | 78 | 70 | 60 | 46 | 35 | 56 |
| Avg Precip (In.) | 2.91 | 2.47 | 3.43 | 3.64 | 4.19 | 5.16 | 4.65 | 4.16 | 4.13 | 3.31 | 3.75 | 3.14 | 44.94 |