Vanduser, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48 °F (low) to 68.4 °F (high). Annual precipitation averages 50.4 Inches. Vanduser is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 26.6 °F | 43.1 °F | 3.61 in. |
| February | 29.4 °F | 48.2 °F | 3.76 in. |
| March | 37.6 °F | 58.0 °F | 4.67 in. |
| April | 47.4 °F | 69.3 °F | 5.46 in. |
| May | 57.8 °F | 78.5 °F | 5.5 in. |
| June | 66.3 °F | 87.0 °F | 3.93 in. |
| July | 69.6 °F | 89.6 °F | 4.21 in. |
| August | 67.3 °F | 88.7 °F | 3.05 in. |
| September | 59.1 °F | 82.7 °F | 3.43 in. |
| October | 47.2 °F | 71.6 °F | 3.88 in. |
| November | 37.2 °F | 57.5 °F | 4.58 in. |
| December | 29.9 °F | 46.5 °F | 4.34 in. |
| Annual | 48 °F | 68.4 °F | 50.42 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |