| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°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 4b: -25F to -20F | |
| 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: | 58q - Sunapee Uplands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 03256 - New Hampton, NH | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 7 | 9 | 20 | 31 | 41 | 51 | 55 | 54 | 45 | 34 | 27 | 14 | 32 |
| Avg Max Temp (°F) | 28 | 32 | 41 | 54 | 67 | 76 | 80 | 78 | 69 | 58 | 45 | 33 | 55 |
| Avg Precip (In.) | 3.49 | 2.66 | 3.28 | 3.42 | 3.73 | 3.75 | 4.09 | 3.79 | 3.39 | 3.91 | 3.83 | 3.35 | 42.68 |