Ava, Missouri has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 45.3 °F (low) to 67.1 °F (high). Annual precipitation averages 46.9 Inches. Ava 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 | 23.3 °F | 43.5 °F | 2.9 in. |
| February | 26.7 °F | 48.2 °F | 2.91 in. |
| March | 34.6 °F | 57.4 °F | 4.34 in. |
| April | 44.4 °F | 68.0 °F | 5.04 in. |
| May | 54.0 °F | 75.6 °F | 5.51 in. |
| June | 62.7 °F | 83.8 °F | 4.01 in. |
| July | 66.7 °F | 88.1 °F | 3.89 in. |
| August | 65.2 °F | 87.6 °F | 3.19 in. |
| September | 57.4 °F | 80.7 °F | 4.01 in. |
| October | 45.8 °F | 69.5 °F | 3.81 in. |
| November | 35.5 °F | 57.2 °F | 4.35 in. |
| December | 27.1 °F | 46.1 °F | 2.91 in. |
| Annual | 45.3 °F | 67.1 °F | 46.87 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 |