| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°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. 11 - Oct. 20 |
| Average Last Frost Date: | May 21 - May 31 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 61c - Low Lime Drift Plain |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 16403 - Cambridge Springs, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 16 | 24 | 33 | 43 | 53 | 57 | 56 | 49 | 39 | 31 | 22 | 36 |
| Avg Max Temp (°F) | 32 | 35 | 45 | 57 | 69 | 77 | 81 | 79 | 72 | 61 | 48 | 36 | 58 |
| Avg Precip (In.) | 2.87 | 2.51 | 3.28 | 3.5 | 3.76 | 4.66 | 4.32 | 4.26 | 4.37 | 3.62 | 3.9 | 3.65 | 44.7 |