King City, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 41.6 °F (low) to 62.2 °F (high). Annual precipitation averages 39.6 Inches. King 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 | 15.2 °F | 34.1 °F | 0.96 in. |
| February | 19.7 °F | 39.3 °F | 1.36 in. |
| March | 29.7 °F | 51.7 °F | 2.41 in. |
| April | 40.2 °F | 62.7 °F | 3.73 in. |
| May | 51.9 °F | 72.8 °F | 5.62 in. |
| June | 61.7 °F | 82.0 °F | 5.59 in. |
| July | 66.3 °F | 86.3 °F | 4.96 in. |
| August | 64.2 °F | 84.9 °F | 4.26 in. |
| September | 55.0 °F | 77.7 °F | 4.02 in. |
| October | 43.0 °F | 65.5 °F | 3.16 in. |
| November | 31.4 °F | 51.4 °F | 2.0 in. |
| December | 21.4 °F | 38.5 °F | 1.53 in. |
| Annual | 41.6 °F | 62.2 °F | 39.6 in. |
| 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 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |