Wilmore, Kansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 6.9 °C (low) to 21.1 °C (high). Annual precipitation averages 668.8 Millimeters. Wilmore is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.7 °C | 7.8 °C | 18.29 mm |
| February | -4.2 °C | 10.2 °C | 21.34 mm |
| March | 0.8 °C | 15.4 °C | 44.2 mm |
| April | 5.8 °C | 20.9 °C | 58.93 mm |
| May | 12 °C | 25.8 °C | 89.15 mm |
| June | 17.6 °C | 31.1 °C | 103.12 mm |
| July | 20.1 °C | 33.9 °C | 86.61 mm |
| August | 19.1 °C | 33 °C | 85.85 mm |
| September | 14.4 °C | 29 °C | 50.29 mm |
| October | 7.3 °C | 22.6 °C | 58.93 mm |
| November | 0.4 °C | 14.7 °C | 26.67 mm |
| December | -4.6 °C | 8.4 °C | 25.4 mm |
| Annual | 6.9 °C | 21.1 °C | 668.78 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |