Susank, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5.8 °C (low) to 19.6 °C (high). Annual precipitation averages 686.3 Millimeters. Susank is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -7.2 °C | 5.7 °C | 17.02 mm |
| February | -5.7 °C | 8.1 °C | 24.89 mm |
| March | -0.5 °C | 13.8 °C | 38.61 mm |
| April | 4.6 °C | 19.1 °C | 54.1 mm |
| May | 10.9 °C | 24.3 °C | 107.19 mm |
| June | 16.9 °C | 30.7 °C | 91.19 mm |
| July | 19.5 °C | 33.3 °C | 102.11 mm |
| August | 18.3 °C | 31.9 °C | 96.27 mm |
| September | 13.7 °C | 27.8 °C | 54.1 mm |
| October | 6.1 °C | 20.8 °C | 50.29 mm |
| November | -0.8 °C | 13.2 °C | 26.67 mm |
| December | -5.9 °C | 6.6 °C | 23.88 mm |
| Annual | 5.8 °C | 19.6 °C | 686.32 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |