Mauston, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.1 °F (low) to 55.9 °F (high). Annual precipitation averages 36 Inches. Mauston is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 7.7 °F | 26.0 °F | 1.32 in. |
| February | 10.8 °F | 30.6 °F | 1.22 in. |
| March | 21.8 °F | 42.7 °F | 1.9 in. |
| April | 33.8 °F | 56.2 °F | 3.72 in. |
| May | 46.1 °F | 68.5 °F | 4.34 in. |
| June | 56.0 °F | 77.8 °F | 4.99 in. |
| July | 59.9 °F | 81.9 °F | 4.1 in. |
| August | 57.2 °F | 79.4 °F | 4.39 in. |
| September | 49.2 °F | 72.6 °F | 3.79 in. |
| October | 37.2 °F | 59.3 °F | 2.66 in. |
| November | 26.1 °F | 44.1 °F | 1.96 in. |
| December | 15.5 °F | 31.4 °F | 1.6 in. |
| Annual | 35.1 °F | 55.9 °F | 35.99 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 4b : -25°F to -20°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |