Avon, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55.9 °F (low) to 77.8 °F (high). Annual precipitation averages 57.1 Inches. Avon is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.6 °F | 60.9 °F | 4.95 in. |
| February | 41.7 °F | 64.4 °F | 5.66 in. |
| March | 47.3 °F | 71.4 °F | 4.86 in. |
| April | 54.3 °F | 78.2 °F | 4.79 in. |
| May | 63.2 °F | 85.9 °F | 3.56 in. |
| June | 70.3 °F | 90.1 °F | 5.41 in. |
| July | 72.4 °F | 91.9 °F | 6.14 in. |
| August | 71.8 °F | 91.0 °F | 5.37 in. |
| September | 67.3 °F | 87.5 °F | 4.46 in. |
| October | 56.6 °F | 79.6 °F | 2.85 in. |
| November | 45.8 °F | 69.9 °F | 3.87 in. |
| December | 41.3 °F | 62.7 °F | 5.22 in. |
| Annual | 55.9 °F | 77.8 °F | 57.14 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |