Edson, Kansas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 37.2 °F (low) to 65.7 °F (high). Annual precipitation averages 19.3 Inches. Edson is located in USDA Plant Hardiness Zone 6a. 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 | 16.3 °F | 42.5 °F | 0.33 in. |
| February | 18.2 °F | 45.3 °F | 0.48 in. |
| March | 25.6 °F | 55.6 °F | 0.86 in. |
| April | 34.0 °F | 63.9 °F | 1.67 in. |
| May | 45.2 °F | 73.4 °F | 2.7 in. |
| June | 56.0 °F | 85.3 °F | 2.85 in. |
| July | 61.5 °F | 90.8 °F | 3.29 in. |
| August | 59.5 °F | 88.1 °F | 2.98 in. |
| September | 50.3 °F | 80.4 °F | 1.55 in. |
| October | 36.7 °F | 66.9 °F | 1.52 in. |
| November | 25.4 °F | 53.2 °F | 0.63 in. |
| December | 17.4 °F | 43.3 °F | 0.41 in. |
| Annual | 37.2 °F | 65.7 °F | 19.27 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 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |