| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F 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. 11 - Oct. 20 |
| Average Last Frost Date: | May 1 - May 10 |
| 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 13811 - Newark Valley, NY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 14 | 15 | 23 | 34 | 44 | 53 | 58 | 56 | 49 | 38 | 30 | 20 | 36 |
| Avg Max Temp (°F) | 30 | 32 | 42 | 54 | 67 | 75 | 80 | 78 | 70 | 58 | 46 | 35 | 55 |
| Avg Precip (In.) | 2.48 | 2.25 | 2.87 | 3.35 | 3.46 | 3.96 | 3.56 | 3.42 | 3.85 | 3.12 | 3.28 | 2.85 | 38.45 |