Dighton, Kansas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 4.3 °C (low) to 19.9 °C (high). Annual precipitation averages 543.3 Millimeters. Dighton is located in USDA Plant Hardiness Zone 6a. 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 | -8.3 °C | 6.7 °C | 11.94 mm |
| February | -6.7 °C | 8.7 °C | 15.49 mm |
| March | -2.2 °C | 14.2 °C | 31.5 mm |
| April | 2.7 °C | 18.8 °C | 46.74 mm |
| May | 9.1 °C | 24.3 °C | 82.04 mm |
| June | 15.3 °C | 30.7 °C | 75.18 mm |
| July | 18.1 °C | 33.3 °C | 82.3 mm |
| August | 17 °C | 31.9 °C | 76.71 mm |
| September | 12 °C | 28.1 °C | 42.67 mm |
| October | 4.3 °C | 21.1 °C | 41.91 mm |
| November | -2.5 °C | 13.4 °C | 17.78 mm |
| December | -7.4 °C | 7.3 °C | 19.05 mm |
| Annual | 4.3 °C | 19.9 °C | 543.31 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 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |