Briggsville, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.8 °F (low) to 56.5 °F (high). Annual precipitation averages 36.6 Inches. Briggsville 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 | 8.9 °F | 26.8 °F | 1.34 in. |
| February | 11.8 °F | 31.2 °F | 1.32 in. |
| March | 22.4 °F | 43.2 °F | 2.03 in. |
| April | 34.1 °F | 56.6 °F | 3.9 in. |
| May | 46.4 °F | 69.0 °F | 4.33 in. |
| June | 56.5 °F | 78.5 °F | 5.26 in. |
| July | 60.4 °F | 82.5 °F | 4.21 in. |
| August | 58.1 °F | 80.5 °F | 4.07 in. |
| September | 49.8 °F | 73.1 °F | 3.56 in. |
| October | 38.0 °F | 59.8 °F | 2.87 in. |
| November | 27.0 °F | 44.8 °F | 2.04 in. |
| December | 16.1 °F | 32.2 °F | 1.69 in. |
| Annual | 35.8 °F | 56.5 °F | 36.62 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 5a : -20°F to -15°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |