| 2023 Hardiness Zone: | Zone 4b: -25°F to -20°F 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 3a: -40F to -35F | |
| 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 | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 54848 - Ladysmith, WI | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | -1 | 6 | 19 | 31 | 43 | 52 | 57 | 55 | 46 | 36 | 23 | 8 | 31 |
| Avg Max Temp (°F) | 20 | 28 | 39 | 54 | 68 | 76 | 79 | 77 | 67 | 57 | 39 | 25 | 52 |
| Avg Precip (In.) | 1.12 | .84 | 1.87 | 2.6 | 3.37 | 4.27 | 4.27 | 4.54 | 4.1 | 2.62 | 2.2 | 1.12 | 32.92 |