| 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 1b: -15F to -10F | |
| Average First Frost Date: | Oct. 1 - Oct. 10 | |
| Average Last Frost Date: | May 21 - May 31 | |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers | |
| Ecoregion: | 62b - Low Poconos | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 18445 - Newfoundland, PA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 13 | 22 | 32 | 42 | 51 | 55 | 54 | 47 | 35 | 27 | 18 | 34 |
| Avg Max Temp (°F) | 31 | 34 | 43 | 55 | 66 | 74 | 78 | 77 | 69 | 59 | 46 | 36 | 56 |
| Avg Precip (In.) | 3.46 | 2.84 | 3.57 | 3.96 | 4.47 | 4.63 | 3.9 | 3.79 | 4.45 | 3.57 | 3.86 | 3.38 | 45.89 |