Little Sturgeon, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 2.4 °C (low) to 11.4 °C (high). Annual precipitation averages 808 Millimeters. Little Sturgeon is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.5 °C | -3.6 °C | 40.64 mm |
| February | -10.9 °C | -2.1 °C | 29.21 mm |
| March | -5.7 °C | 3.3 °C | 44.45 mm |
| April | 0.6 °C | 9.7 °C | 76.45 mm |
| May | 6.8 °C | 16.8 °C | 85.34 mm |
| June | 12.5 °C | 22.4 °C | 94.23 mm |
| July | 15.4 °C | 25.4 °C | 91.44 mm |
| August | 15.1 °C | 24.7 °C | 85.09 mm |
| September | 10.9 °C | 20.6 °C | 80.52 mm |
| October | 4.7 °C | 13.3 °C | 80.01 mm |
| November | -1.3 °C | 6 °C | 54.86 mm |
| December | -7.4 °C | -0.3 °C | 45.72 mm |
| Annual | 2.4 °C | 11.4 °C | 807.96 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |