De Soto, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.8 °F (low) to 65 °F (high). Annual precipitation averages 40.5 Inches. De Soto is located in USDA Plant Hardiness Zone 6b. 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 | 18.7 °F | 38.3 °F | 1.26 in. |
| February | 22.5 °F | 43.4 °F | 1.56 in. |
| March | 32.1 °F | 55.2 °F | 2.41 in. |
| April | 42.7 °F | 65.5 °F | 4.11 in. |
| May | 54.0 °F | 74.8 °F | 5.38 in. |
| June | 63.9 °F | 84.3 °F | 5.38 in. |
| July | 68.0 °F | 88.9 °F | 4.4 in. |
| August | 66.2 °F | 87.2 °F | 4.48 in. |
| September | 57.3 °F | 79.6 °F | 4.27 in. |
| October | 44.5 °F | 67.4 °F | 3.42 in. |
| November | 32.6 °F | 53.9 °F | 2.19 in. |
| December | 22.8 °F | 42.0 °F | 1.65 in. |
| Annual | 43.8 °F | 65 °F | 40.51 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |