Leadington, Missouri has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.8 °F (low) to 66.5 °F (high). Annual precipitation averages 44.7 Inches. Leadington 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.7 °F | 41.8 °F | 2.59 in. |
| February | 25.8 °F | 47.0 °F | 2.56 in. |
| March | 33.9 °F | 56.7 °F | 3.81 in. |
| April | 44.0 °F | 67.7 °F | 5.42 in. |
| May | 54.3 °F | 75.9 °F | 5.38 in. |
| June | 62.5 °F | 84.0 °F | 3.78 in. |
| July | 66.8 °F | 87.7 °F | 3.99 in. |
| August | 64.7 °F | 87.1 °F | 3.55 in. |
| September | 56.4 °F | 80.3 °F | 3.27 in. |
| October | 45.1 °F | 69.4 °F | 3.39 in. |
| November | 34.8 °F | 55.9 °F | 3.91 in. |
| December | 26.7 °F | 45.0 °F | 3.05 in. |
| Annual | 44.8 °F | 66.5 °F | 44.7 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |