Edgerton, Kansas has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.4 °C (low) to 18.6 °C (high). Annual precipitation averages 1023.1 Millimeters. Edgerton 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 | -6.3 °C | 4.1 °C | 30.48 mm |
| February | -4.2 °C | 6.7 °C | 41.4 mm |
| March | 0.9 °C | 13.1 °C | 61.72 mm |
| April | 6.8 °C | 18.7 °C | 100.84 mm |
| May | 12.9 °C | 23.8 °C | 141.99 mm |
| June | 18.3 °C | 28.9 °C | 139.19 mm |
| July | 20.6 °C | 31.6 °C | 107.7 mm |
| August | 19.4 °C | 31 °C | 108.46 mm |
| September | 14.6 °C | 26.7 °C | 107.19 mm |
| October | 7.8 °C | 20 °C | 84.58 mm |
| November | 1.5 °C | 12.7 °C | 56.64 mm |
| December | -4.1 °C | 6 °C | 42.93 mm |
| Annual | 7.4 °C | 18.6 °C | 1023.12 mm |
| 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 : -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 |