Wilsonville, Nebraska has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 37.5 °F (low) to 65.6 °F (high). Annual precipitation averages 23.9 Inches. 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 | 14.3 °F | 40.4 °F | 0.45 in. |
| February | 17.0 °F | 44.2 °F | 0.69 in. |
| March | 25.7 °F | 55.6 °F | 1.16 in. |
| April | 35.4 °F | 64.6 °F | 2.28 in. |
| May | 47.1 °F | 74.2 °F | 3.61 in. |
| June | 58.2 °F | 85.4 °F | 3.5 in. |
| July | 63.6 °F | 90.4 °F | 3.85 in. |
| August | 61.1 °F | 88.1 °F | 2.95 in. |
| September | 51.1 °F | 81.1 °F | 1.78 in. |
| October | 36.9 °F | 68.1 °F | 1.94 in. |
| November | 24.4 °F | 53.5 °F | 0.93 in. |
| December | 15.7 °F | 41.8 °F | 0.72 in. |
| Annual | 37.5 °F | 65.6 °F | 23.86 in. |
| 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 : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |