| 2023 Hardiness Zone: | Zone 3b: -35°F to -30°F Zone 4a: -30°F to -25°F | |
| 2012 Hardiness Zone: | Zone 3b: -35°F to -30°F Zone 4a: -30°F to -25°F | |
| 1990 Hardiness Zone: | Zone 3b: -35F to -30F | |
| Average First Frost Date: | Sep.11 - Sep. 20 | |
| Average Last Frost Date: | Jun. 1 - Jun. 10 | |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year | |
| Ecoregion: | 50s - Nashwauk/Marcell Moraines and Uplands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 55744 - Grand Rapids, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | -5 | 2 | 15 | 29 | 41 | 50 | 55 | 53 | 44 | 33 | 19 | 2 | 28 |
| Avg Max Temp (°F) | 16 | 25 | 37 | 53 | 67 | 75 | 79 | 77 | 66 | 54 | 35 | 21 | 50 |
| Avg Precip (In.) | .96 | .61 | 1.23 | 1.78 | 2.94 | 4.42 | 4.5 | 3.73 | 3.14 | 2.61 | 1.54 | .82 | 28.29 |