Van Dyne, Wisconsin has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3 °C (low) to 12.8 °C (high). Annual precipitation averages 814.8 Millimeters. Van Dyne is located in USDA Plant Hardiness Zone 5b. 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 | -11.8 °C | -3.4 °C | 32.26 mm |
| February | -10.6 °C | -1.5 °C | 27.69 mm |
| March | -4.7 °C | 4.9 °C | 43.94 mm |
| April | 1.9 °C | 12.4 °C | 81.53 mm |
| May | 8.6 °C | 19.3 °C | 92.96 mm |
| June | 14.2 °C | 24.7 °C | 119.38 mm |
| July | 16.5 °C | 27.3 °C | 93.98 mm |
| August | 15.6 °C | 26.1 °C | 89.41 mm |
| September | 11.2 °C | 22.3 °C | 76.96 mm |
| October | 4.6 °C | 14.7 °C | 71.88 mm |
| November | -1.8 °C | 6.8 °C | 47.75 mm |
| December | -7.9 °C | -0.3 °C | 37.08 mm |
| Annual | 3 °C | 12.8 °C | 814.82 mm |
| 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 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |