| 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: | 60a - Glaciated Low Plateau |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 18630 - Meshoppen, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 16 | 24 | 35 | 45 | 54 | 58 | 57 | 49 | 38 | 30 | 21 | 37 |
| Avg Max Temp (°F) | 33 | 36 | 45 | 57 | 70 | 77 | 82 | 80 | 72 | 61 | 48 | 38 | 58 |
| Avg Precip (In.) | 2.33 | 2.17 | 2.66 | 3.34 | 3.59 | 3.98 | 3.73 | 3.27 | 3.65 | 2.97 | 3.18 | 2.55 | 37.42 |