| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°F |
| 2012 Hardiness Zone: | Zone 4b: -25°F to -20°F Zone 4a: -30°F to -25°F |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F |
| Average First Frost Date: | Sep. 21 - Sep. 30 |
| Average Last Frost Date: | Jun. 1 - Jun. 10 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 58c - Green Mountains/Berkshire Highlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 05767 - Rochester, VT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 5 | 6 | 17 | 29 | 40 | 49 | 53 | 52 | 44 | 34 | 26 | 13 | 31 |
| Avg Max Temp (°F) | 29 | 32 | 41 | 53 | 67 | 75 | 79 | 77 | 69 | 58 | 45 | 33 | 55 |
| Avg Precip (In.) | 3.75 | 2.73 | 3.46 | 3.57 | 4.08 | 4.1 | 4.16 | 4.62 | 4.11 | 4.02 | 3.85 | 3.58 | 46.04 |