Mole Lake, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -1 °C (low) to 10.7 °C (high). Annual precipitation averages 831.3 Millimeters. Mole Lake is located in USDA Plant Hardiness Zone 4b. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16 °C | -5.7 °C | 31.24 mm |
| February | -15.1 °C | -3.1 °C | 27.69 mm |
| March | -9.4 °C | 3.3 °C | 42.42 mm |
| April | -2.3 °C | 10.6 °C | 72.9 mm |
| May | 4.7 °C | 18.3 °C | 92.96 mm |
| June | 10.3 °C | 23.1 °C | 112.27 mm |
| July | 12.6 °C | 25.3 °C | 100.58 mm |
| August | 11.6 °C | 24.2 °C | 84.58 mm |
| September | 7.3 °C | 19.8 °C | 96.01 mm |
| October | 1.1 °C | 12.2 °C | 82.04 mm |
| November | -5.1 °C | 3.8 °C | 48.77 mm |
| December | -11.9 °C | -2.9 °C | 39.88 mm |
| Annual | -1 °C | 10.7 °C | 831.34 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4a : -34.4°C to -31.7°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |