Tony, Wisconsin has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from -0.3 °C (low) to 11.6 °C (high). Annual precipitation averages 827.3 Millimeters. Tony is located in USDA Plant Hardiness Zone 4a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -16.4 °C | -5.4 °C | 27.94 mm |
| February | -15.1 °C | -2.6 °C | 25.91 mm |
| March | -8.2 °C | 4.1 °C | 40.89 mm |
| April | -0.8 °C | 11.8 °C | 75.18 mm |
| May | 6 °C | 19.2 °C | 96.77 mm |
| June | 11.6 °C | 24.2 °C | 118.36 mm |
| July | 13.9 °C | 26.3 °C | 96.27 mm |
| August | 12.4 °C | 25.3 °C | 97.79 mm |
| September | 8.2 °C | 21.1 °C | 85.34 mm |
| October | 1.7 °C | 13.2 °C | 82.55 mm |
| November | -4.8 °C | 4.4 °C | 45.72 mm |
| December | -11.8 °C | -2.5 °C | 34.54 mm |
| Annual | -0.3 °C | 11.6 °C | 827.26 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 4a : -34.4°C to -31.7°C |
| Plant Hardiness Zone - 2012 | Zone 3b : -37.2°C to -34.4°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |