Cazenovia, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 35.2 °F (low) to 55.6 °F (high). Annual precipitation averages 37.9 Inches. Cazenovia 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 | 8.3 °F | 25.7 °F | 1.45 in. |
| February | 11.0 °F | 30.1 °F | 1.31 in. |
| March | 22.1 °F | 42.4 °F | 2.03 in. |
| April | 33.8 °F | 56.0 °F | 4.04 in. |
| May | 45.7 °F | 68.0 °F | 4.58 in. |
| June | 55.9 °F | 77.5 °F | 5.51 in. |
| July | 59.8 °F | 81.5 °F | 4.43 in. |
| August | 57.5 °F | 79.4 °F | 4.45 in. |
| September | 49.1 °F | 72.1 °F | 3.62 in. |
| October | 37.4 °F | 59.1 °F | 2.81 in. |
| November | 26.2 °F | 44.0 °F | 2.05 in. |
| December | 15.3 °F | 31.2 °F | 1.64 in. |
| Annual | 35.2 °F | 55.6 °F | 37.92 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 |