| 2023 Hardiness Zone: | 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 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: | 51h - St. Croix Outwash Plain |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 55079 - Stacy, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 1 | 9 | 21 | 34 | 46 | 55 | 60 | 58 | 49 | 38 | 23 | 9 | 34 |
| Avg Max Temp (°F) | 21 | 29 | 40 | 57 | 70 | 78 | 82 | 79 | 71 | 58 | 40 | 26 | 54 |
| Avg Precip (In.) | .96 | .76 | 1.59 | 2.32 | 3.36 | 4.53 | 4.24 | 4.49 | 3.24 | 2.39 | 1.9 | .91 | 30.7 |