| 2023 Hardiness Zone: | 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 4a: -30F to -25F |
| 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: | 50g - Chippewa Lobe Rocky Ground Moraines |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 54552 - Park Falls, WI | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 0 | 6 | 17 | 30 | 43 | 52 | 57 | 55 | 46 | 35 | 22 | 7 | 31 |
| Avg Max Temp (°F) | 19 | 26 | 37 | 52 | 66 | 73 | 77 | 75 | 66 | 54 | 37 | 23 | 50 |
| Avg Precip (In.) | 1.19 | .84 | 1.81 | 2.35 | 3.21 | 4.12 | 4.01 | 4.48 | 3.98 | 2.87 | 2.18 | 1.22 | 32.26 |