Ashland, Kansas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 6 °C (low) to 21.8 °C (high). Annual precipitation averages 602 Millimeters. Ashland is located in USDA Plant Hardiness Zone 6b. 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 | -6.9 °C | 8.8 °C | 17.78 mm |
| February | -5.2 °C | 10.8 °C | 17.78 mm |
| March | -0.2 °C | 16.4 °C | 40.13 mm |
| April | 4.9 °C | 21.4 °C | 51.82 mm |
| May | 11.3 °C | 26.7 °C | 84.58 mm |
| June | 17.3 °C | 32 °C | 92.71 mm |
| July | 19.8 °C | 35 °C | 74.93 mm |
| August | 18.8 °C | 33.9 °C | 80.52 mm |
| September | 13.7 °C | 29.6 °C | 42.42 mm |
| October | 5.8 °C | 22.9 °C | 51.05 mm |
| November | -1.2 °C | 15.4 °C | 22.35 mm |
| December | -6.1 °C | 9.1 °C | 25.91 mm |
| Annual | 6 °C | 21.8 °C | 601.98 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 6b : -20.6°C to -17.8°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 |