Appleton City, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.1 °C (low) to 19 °C (high). Annual precipitation averages 1106.9 Millimeters. Appleton City 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 | -6.2 °C | 4.9 °C | 45.97 mm |
| February | -4.2 °C | 7.7 °C | 49.78 mm |
| March | 1 °C | 13.5 °C | 77.22 mm |
| April | 6.4 °C | 19.1 °C | 115.06 mm |
| May | 12.4 °C | 23.9 °C | 148.84 mm |
| June | 17.7 °C | 28.8 °C | 124.71 mm |
| July | 20 °C | 31.4 °C | 115.57 mm |
| August | 18.8 °C | 30.9 °C | 101.6 mm |
| September | 14.1 °C | 26.6 °C | 106.43 mm |
| October | 7.3 °C | 20.4 °C | 83.31 mm |
| November | 1.3 °C | 13.2 °C | 78.23 mm |
| December | -3.8 °C | 7.1 °C | 60.2 mm |
| Annual | 7.1 °C | 19 °C | 1106.92 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| 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 |