Wilsonville, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.1 °C (low) to 18.7 °C (high). Annual precipitation averages 606 Millimeters. Wilsonville is located in USDA Plant Hardiness Zone 5b. 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 | -9.8 °C | 4.7 °C | 11.43 mm |
| February | -8.3 °C | 6.8 °C | 17.53 mm |
| March | -3.5 °C | 13.1 °C | 29.46 mm |
| April | 1.9 °C | 18.1 °C | 57.91 mm |
| May | 8.4 °C | 23.4 °C | 91.69 mm |
| June | 14.6 °C | 29.7 °C | 88.9 mm |
| July | 17.6 °C | 32.4 °C | 97.79 mm |
| August | 16.2 °C | 31.2 °C | 74.93 mm |
| September | 10.6 °C | 27.3 °C | 45.21 mm |
| October | 2.7 °C | 20.1 °C | 49.28 mm |
| November | -4.2 °C | 11.9 °C | 23.62 mm |
| December | -9.1 °C | 5.4 °C | 18.29 mm |
| Annual | 3.1 °C | 18.7 °C | 606.04 mm |
| 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 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |