Wildwood, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.8 °F (low) to 67 °F (high). Annual precipitation averages 43.6 Inches. Wildwood is located in USDA Plant Hardiness Zone 7a. 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 | 25.3 °F | 42.9 °F | 2.7 in. |
| February | 27.9 °F | 47.2 °F | 2.46 in. |
| March | 36.4 °F | 57.8 °F | 3.66 in. |
| April | 46.5 °F | 67.4 °F | 4.79 in. |
| May | 56.4 °F | 76.3 °F | 5.11 in. |
| June | 65.5 °F | 84.7 °F | 4.52 in. |
| July | 69.5 °F | 88.5 °F | 3.88 in. |
| August | 67.4 °F | 87.3 °F | 3.58 in. |
| September | 60.4 °F | 80.7 °F | 3.26 in. |
| October | 49.4 °F | 68.9 °F | 3.37 in. |
| November | 38.5 °F | 56.2 °F | 3.56 in. |
| December | 30.2 °F | 45.6 °F | 2.75 in. |
| Annual | 47.8 °F | 67 °F | 43.64 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |