Broomtown, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.8 °F (low) to 72.1 °F (high). Annual precipitation averages 55.8 Inches. Broomtown is located in USDA Plant Hardiness Zone 8a. 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 | 30.3 °F | 51.6 °F | 5.34 in. |
| February | 33.0 °F | 55.8 °F | 5.28 in. |
| March | 39.3 °F | 64.2 °F | 5.66 in. |
| April | 46.7 °F | 72.9 °F | 5.0 in. |
| May | 56.2 °F | 80.1 °F | 4.38 in. |
| June | 64.6 °F | 86.6 °F | 4.34 in. |
| July | 68.1 °F | 89.5 °F | 4.3 in. |
| August | 67.3 °F | 89.2 °F | 3.9 in. |
| September | 61.0 °F | 84.3 °F | 3.98 in. |
| October | 48.8 °F | 74.2 °F | 3.55 in. |
| November | 37.6 °F | 62.7 °F | 4.43 in. |
| December | 33.0 °F | 54.1 °F | 5.66 in. |
| Annual | 48.8 °F | 72.1 °F | 55.82 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 75-100 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 | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |