Solon Springs, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 29.6 °F (low) to 52.1 °F (high). Annual precipitation averages 32.1 Inches. Solon Springs is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 0.4 °F | 20.9 °F | 0.91 in. |
| February | 3.3 °F | 26.5 °F | 0.91 in. |
| March | 15.5 °F | 38.5 °F | 1.55 in. |
| April | 28.2 °F | 52.1 °F | 2.75 in. |
| May | 40.0 °F | 66.1 °F | 3.54 in. |
| June | 49.9 °F | 75.3 °F | 4.2 in. |
| July | 55.3 °F | 79.7 °F | 4.63 in. |
| August | 53.2 °F | 77.6 °F | 3.83 in. |
| September | 45.4 °F | 69.3 °F | 3.65 in. |
| October | 33.8 °F | 54.6 °F | 3.23 in. |
| November | 21.9 °F | 39.1 °F | 1.65 in. |
| December | 8.8 °F | 25.9 °F | 1.22 in. |
| Annual | 29.6 °F | 52.1 °F | 32.07 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 4a : -30°F to -25°F |
| Plant Hardiness Zone - 2012 | Zone 3b : -35°F to -30°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |