| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F | |
| Average First Frost Date: | Sep. 21 - Sep. 30 | |
| Average Last Frost Date: | May 21 - May 31 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 50af - Cadillac Hummocky Moraines | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 49346 - Stanwood, MI | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 13 | 21 | 32 | 43 | 52 | 56 | 55 | 47 | 37 | 28 | 18 | 34 |
| Avg Max Temp (°F) | 29 | 32 | 42 | 56 | 69 | 78 | 82 | 79 | 71 | 59 | 44 | 33 | 56 |
| Avg Precip (In.) | 2.12 | 1.53 | 2.33 | 2.98 | 3.17 | 3.27 | 2.71 | 4.13 | 3.89 | 2.94 | 2.91 | 2.34 | 34.33 |