Davis City, Iowa has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 4.9 °C (low) to 16.4 °C (high). Annual precipitation averages 984.8 Millimeters. Davis City is located in USDA Plant Hardiness Zone 5b. 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 | -9.7 °C | 0.4 °C | 25.91 mm |
| February | -7.5 °C | 3.3 °C | 36.32 mm |
| March | -1.6 °C | 10.2 °C | 58.17 mm |
| April | 4.4 °C | 16.9 °C | 102.36 mm |
| May | 10.9 °C | 22.4 °C | 136.4 mm |
| June | 16.2 °C | 27.7 °C | 132.08 mm |
| July | 18.5 °C | 30.1 °C | 116.08 mm |
| August | 17.2 °C | 29.2 °C | 112.78 mm |
| September | 12.2 °C | 25.2 °C | 95.5 mm |
| October | 5.6 °C | 18.4 °C | 78.74 mm |
| November | -1 °C | 10.1 °C | 52.07 mm |
| December | -6.7 °C | 3.3 °C | 38.35 mm |
| Annual | 4.9 °C | 16.4 °C | 984.76 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |