Lineville, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.5 °F (low) to 72.5 °F (high). Annual precipitation averages 57.9 Inches. Lineville is located in USDA Plant Hardiness Zone 8a. 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 | 31.7 °F | 53.5 °F | 5.57 in. |
| February | 34.4 °F | 57.2 °F | 5.33 in. |
| March | 40.0 °F | 65.2 °F | 5.67 in. |
| April | 47.5 °F | 73.1 °F | 4.91 in. |
| May | 56.5 °F | 79.7 °F | 4.64 in. |
| June | 64.0 °F | 85.9 °F | 4.64 in. |
| July | 67.8 °F | 88.8 °F | 4.64 in. |
| August | 67.2 °F | 88.1 °F | 4.45 in. |
| September | 60.8 °F | 83.3 °F | 3.98 in. |
| October | 49.5 °F | 74.6 °F | 3.4 in. |
| November | 39.6 °F | 64.1 °F | 4.87 in. |
| December | 34.4 °F | 56.0 °F | 5.81 in. |
| Annual | 49.5 °F | 72.5 °F | 57.91 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |