| 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: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 56738 - Newfolden, MN | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | -8 | -1 | 13 | 29 | 42 | 51 | 56 | 53 | 43 | 32 | 16 | 0 | 27 |
| Avg Max Temp (°F) | 12 | 21 | 33 | 52 | 68 | 76 | 80 | 79 | 68 | 54 | 32 | 18 | 49 |
| Avg Precip (In.) | .63 | .47 | .76 | 1.17 | 2.37 | 3.53 | 3.33 | 2.76 | 2.35 | 1.65 | .99 | .55 | 20.55 |