| 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 4b: -25F to -20F |
| Average First Frost Date: | Oct. 1 - Oct. 10 |
| Average Last Frost Date: | May 21 - May 31 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 50aa - Menominee-Drummond Lakeshore |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 49836 - Germfask, MI | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 8 | 8 | 17 | 31 | 42 | 50 | 55 | 54 | 47 | 37 | 27 | 15 | 33 |
| Avg Max Temp (°F) | 25 | 29 | 38 | 51 | 66 | 74 | 79 | 77 | 68 | 56 | 41 | 29 | 53 |
| Avg Precip (In.) | 2.06 | 1.19 | 1.94 | 1.96 | 2.53 | 3.13 | 3.56 | 3.21 | 3.44 | 3.16 | 2.66 | 1.99 | 30.84 |