| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°F |
| 1990 Hardiness Zone: | Zone 4a: -30F to -25F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 83b - Champlain Lowlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 05452 - Essex Junction, VT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 8 | 10 | 21 | 33 | 45 | 54 | 59 | 57 | 49 | 38 | 29 | 16 | 35 |
| Avg Max Temp (°F) | 26 | 28 | 39 | 53 | 67 | 76 | 81 | 78 | 68 | 56 | 44 | 32 | 54 |
| Avg Precip (In.) | 2.38 | 1.77 | 2.51 | 3 | 3.49 | 3.65 | 4.18 | 4.3 | 3.94 | 3.27 | 3.28 | 2.44 | 38.2 |