Milo, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 46 °F (low) to 67.2 °F (high). Annual precipitation averages 45.6 Inches. Milo is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 22.6 °F | 42.2 °F | 1.77 in. |
| February | 26.2 °F | 47.3 °F | 1.98 in. |
| March | 35.2 °F | 57.3 °F | 3.21 in. |
| April | 44.9 °F | 67.3 °F | 4.94 in. |
| May | 55.3 °F | 75.8 °F | 6.41 in. |
| June | 64.7 °F | 84.7 °F | 5.42 in. |
| July | 68.9 °F | 89.3 °F | 4.56 in. |
| August | 66.8 °F | 88.6 °F | 3.78 in. |
| September | 58.4 °F | 80.9 °F | 4.5 in. |
| October | 46.4 °F | 69.8 °F | 3.58 in. |
| November | 35.6 °F | 56.8 °F | 3.07 in. |
| December | 26.7 °F | 45.8 °F | 2.37 in. |
| Annual | 46 °F | 67.2 °F | 45.59 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |