Liscomb, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 3.3 °C (low) to 14.5 °C (high). Annual precipitation averages 926.6 Millimeters. Liscomb is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -12 °C | -2.6 °C | 25.65 mm |
| February | -9.8 °C | 0.1 °C | 29.46 mm |
| March | -3.6 °C | 7.3 °C | 53.34 mm |
| April | 2.7 °C | 15.2 °C | 94.74 mm |
| May | 9.7 °C | 21.4 °C | 128.27 mm |
| June | 15.5 °C | 26.8 °C | 139.45 mm |
| July | 17.3 °C | 28.6 °C | 108.2 mm |
| August | 15.8 °C | 27.4 °C | 107.19 mm |
| September | 10.9 °C | 24.2 °C | 86.61 mm |
| October | 4.1 °C | 16.7 °C | 66.04 mm |
| November | -2.7 °C | 8 °C | 49.53 mm |
| December | -8.6 °C | 0.6 °C | 38.1 mm |
| Annual | 3.3 °C | 14.5 °C | 926.58 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 5a : -28.9°C to -26.1°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |