| 2023 Hardiness Zone: | Zone 4b: -25°F to -20°F | |
| 2012 Hardiness Zone: | Zone 4a: -30°F to -25°F | |
| 1990 Hardiness Zone: | Zone 3b: -35F to -30F | |
| Average First Frost Date: | Sep. 21 - Sep. 30 | |
| 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 | |
| Current Drought Status: | Abnormally Dry | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 55017 - Dalbo, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | -1 | 6 | 19 | 32 | 44 | 53 | 58 | 56 | 46 | 35 | 21 | 6 | 31 |
| Avg Max Temp (°F) | 20 | 27 | 39 | 56 | 69 | 77 | 82 | 79 | 70 | 57 | 39 | 24 | 53 |
| Avg Precip (In.) | .92 | .7 | 1.51 | 2.16 | 3.26 | 4.41 | 4.1 | 4.22 | 3.09 | 2.37 | 1.84 | .84 | 29.42 |