Stockbridge, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 36.8 °F (low) to 54.8 °F (high). Annual precipitation averages 33 Inches. Stockbridge 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 | 10.4 °F | 25.4 °F | 1.41 in. |
| February | 12.6 °F | 29.0 °F | 1.18 in. |
| March | 23.1 °F | 40.4 °F | 1.83 in. |
| April | 34.8 °F | 54.1 °F | 3.16 in. |
| May | 46.7 °F | 66.8 °F | 3.77 in. |
| June | 56.9 °F | 76.6 °F | 4.6 in. |
| July | 61.1 °F | 81.0 °F | 3.81 in. |
| August | 59.4 °F | 79.0 °F | 3.55 in. |
| September | 51.5 °F | 72.1 °F | 3.19 in. |
| October | 39.7 °F | 58.3 °F | 2.89 in. |
| November | 28.4 °F | 43.8 °F | 1.98 in. |
| December | 17.3 °F | 31.1 °F | 1.64 in. |
| Annual | 36.8 °F | 54.8 °F | 33.01 in. |
| 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 : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |