| 2023 Hardiness Zone: | Zone 4a: -30°F to -25°F | |
| 2012 Hardiness Zone: | Zone 4a: -30°F to -25°F | |
| 1990 Hardiness Zone: | Zone 3b: -35F to -30F | |
| 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 | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 56345 - Little Falls, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | -1 | 6 | 19 | 32 | 45 | 54 | 59 | 57 | 47 | 36 | 21 | 6 | 32 |
| Avg Max Temp (°F) | 20 | 28 | 40 | 57 | 71 | 79 | 84 | 81 | 72 | 59 | 39 | 24 | 55 |
| Avg Precip (In.) | .78 | .59 | 1.45 | 1.87 | 3.11 | 4.18 | 3.69 | 3.57 | 2.77 | 2.38 | 1.47 | .63 | 26.49 |