Boyceville, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 34.1 °F (low) to 53.9 °F (high). Annual precipitation averages 34.1 Inches. Boyceville is located in USDA Plant Hardiness Zone 4b. 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 | 4.9 °F | 22.6 °F | 1.01 in. |
| February | 8.0 °F | 27.5 °F | 1.03 in. |
| March | 20.2 °F | 39.9 °F | 1.86 in. |
| April | 33.1 °F | 54.9 °F | 3.06 in. |
| May | 45.6 °F | 67.6 °F | 4.14 in. |
| June | 55.9 °F | 76.8 °F | 4.99 in. |
| July | 60.0 °F | 81.0 °F | 4.08 in. |
| August | 57.6 °F | 79.1 °F | 4.38 in. |
| September | 49.4 °F | 71.5 °F | 3.59 in. |
| October | 37.0 °F | 57.4 °F | 2.82 in. |
| November | 24.9 °F | 41.2 °F | 1.78 in. |
| December | 12.4 °F | 27.8 °F | 1.38 in. |
| Annual | 34.1 °F | 53.9 °F | 34.12 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 4b : -25°F to -20°F |
| Plant Hardiness Zone - 2012 | Zone 4a : -30°F to -25°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |