| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F | |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| Average First Frost Date: | Oct. 21 - Oct. 31 | |
| Average Last Frost Date: | Apr. 21 - Apr. 30 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 59a - Connecticut Valley | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 06472 - Northford, CT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 19 | 21 | 29 | 38 | 48 | 57 | 63 | 62 | 54 | 42 | 34 | 25 | 41 |
| Avg Max Temp (°F) | 36 | 38 | 47 | 58 | 69 | 78 | 83 | 81 | 73 | 62 | 51 | 40 | 60 |
| Avg Precip (In.) | 4.5 | 3.26 | 4.56 | 4.57 | 4.61 | 4.34 | 4.2 | 4.37 | 4.49 | 4.45 | 4.43 | 4.11 | 51.89 |