Ferryville, Wisconsin has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 37.2 °F (low) to 57 °F (high). Annual precipitation averages 38.2 Inches. Ferryville is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9.6 °F | 26.6 °F | 1.36 in. |
| February | 13.0 °F | 31.3 °F | 1.25 in. |
| March | 24.5 °F | 43.7 °F | 2.07 in. |
| April | 36.1 °F | 57.9 °F | 4.05 in. |
| May | 47.7 °F | 69.8 °F | 5.09 in. |
| June | 58.0 °F | 79.3 °F | 5.59 in. |
| July | 62.1 °F | 82.8 °F | 4.4 in. |
| August | 60.0 °F | 81.0 °F | 4.1 in. |
| September | 51.5 °F | 73.8 °F | 3.78 in. |
| October | 39.5 °F | 60.7 °F | 2.79 in. |
| November | 27.5 °F | 45.0 °F | 2.12 in. |
| December | 16.7 °F | 32.2 °F | 1.59 in. |
| Annual | 37.2 °F | 57 °F | 38.19 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 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 | Dfa - Humid Continental Hot Summers With Year Around Precipitation |