| 2023 Hardiness Zone: | Zone 3b: -35°F to -30°F | |
| 2012 Hardiness Zone: | Zone 3b: -35°F to -30°F | |
| 1990 Hardiness Zone: | Zone 3b: -35F to -30F | |
| 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: | 48d - Lake Agassiz Plains | |
| Current Drought Status: | Abnormally Dry | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 56742 - Oklee, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | -8 | -1 | 12 | 28 | 42 | 51 | 55 | 53 | 42 | 31 | 15 | 0 | 27 |
| Avg Max Temp (°F) | 13 | 22 | 34 | 52 | 67 | 75 | 79 | 78 | 68 | 54 | 34 | 19 | 50 |
| Avg Precip (In.) | .63 | .51 | .99 | 1.31 | 2.57 | 3.61 | 3.9 | 3.72 | 2.6 | 1.99 | .97 | .55 | 23.33 |