Wilson City, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.1 °F (low) to 68.4 °F (high). Annual precipitation averages 50.4 Inches. Wilson City is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 27.1 °F | 43.4 °F | 3.87 in. |
| February | 29.8 °F | 48.5 °F | 3.96 in. |
| March | 37.9 °F | 58.4 °F | 4.85 in. |
| April | 47.7 °F | 69.5 °F | 5.21 in. |
| May | 58.1 °F | 78.4 °F | 5.38 in. |
| June | 66.3 °F | 86.5 °F | 4.08 in. |
| July | 69.7 °F | 89.4 °F | 4.11 in. |
| August | 67.2 °F | 88.1 °F | 2.87 in. |
| September | 59.2 °F | 82.4 °F | 3.37 in. |
| October | 47.2 °F | 71.5 °F | 3.97 in. |
| November | 37.3 °F | 57.9 °F | 4.29 in. |
| December | 30.1 °F | 46.8 °F | 4.47 in. |
| Annual | 48.1 °F | 68.4 °F | 50.43 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |