White Oak, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 50.1 °F (low) to 69.8 °F (high). Annual precipitation averages 50.5 Inches. White Oak 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 Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 28.5 °F | 44.7 °F | 3.55 in. |
| February | 31.8 °F | 49.9 °F | 4.05 in. |
| March | 39.7 °F | 59.3 °F | 4.91 in. |
| April | 49.5 °F | 70.9 °F | 5.53 in. |
| May | 60.1 °F | 80.0 °F | 5.28 in. |
| June | 68.3 °F | 88.2 °F | 3.6 in. |
| July | 71.6 °F | 90.8 °F | 4.08 in. |
| August | 69.3 °F | 89.6 °F | 2.94 in. |
| September | 61.5 °F | 83.8 °F | 3.1 in. |
| October | 49.6 °F | 73.1 °F | 4.17 in. |
| November | 39.4 °F | 58.9 °F | 4.59 in. |
| December | 31.9 °F | 47.9 °F | 4.68 in. |
| Annual | 50.1 °F | 69.8 °F | 50.48 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 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |