Orfordville, Wisconsin has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.1 °C (low) to 14 °C (high). Annual precipitation averages 957.3 Millimeters. Orfordville 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. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -11.3 °C | -2.4 °C | 40.13 mm |
| February | -9.6 °C | -0.2 °C | 41.4 mm |
| March | -3.8 °C | 6.6 °C | 52.83 mm |
| April | 2.2 °C | 14.2 °C | 94.49 mm |
| May | 8.7 °C | 20.7 °C | 107.7 mm |
| June | 14.3 °C | 26.2 °C | 138.43 mm |
| July | 16.4 °C | 28 °C | 98.81 mm |
| August | 15.4 °C | 27.1 °C | 108.46 mm |
| September | 10.7 °C | 23.3 °C | 94.23 mm |
| October | 4.2 °C | 16.1 °C | 74.17 mm |
| November | -1.8 °C | 7.7 °C | 58.67 mm |
| December | -7.7 °C | 0.7 °C | 48.01 mm |
| Annual | 3.1 °C | 14 °C | 957.33 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| 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 | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |