| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | 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: | 82g - Downeast Coast |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 04658 - Milbridge, ME | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 10 | 12 | 22 | 32 | 42 | 50 | 55 | 55 | 47 | 38 | 30 | 17 | 34 |
| Avg Max Temp (°F) | 29 | 32 | 40 | 51 | 63 | 71 | 76 | 76 | 68 | 57 | 46 | 35 | 53 |
| Avg Precip (In.) | 5.13 | 3.73 | 4.58 | 4.38 | 4.2 | 3.63 | 3.39 | 2.93 | 4.12 | 4.37 | 5.11 | 4.87 | 50.44 |