| 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: | 51j - Alexandria Moraines and Detroit Lakes Outwash Plain | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 56334 - Glenwood, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 0 | 7 | 19 | 33 | 45 | 54 | 59 | 57 | 47 | 35 | 21 | 6 | 32 |
| Avg Max Temp (°F) | 19 | 26 | 38 | 56 | 70 | 78 | 82 | 80 | 71 | 58 | 38 | 24 | 54 |
| Avg Precip (In.) | .65 | .54 | 1.39 | 1.75 | 3.28 | 4.04 | 3.44 | 3.42 | 2.44 | 2.32 | 1.27 | .44 | 24.96 |