Halls, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.5 °F (low) to 69.1 °F (high). Annual precipitation averages 54.8 Inches. Halls is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 29.2 °F | 46.4 °F | 4.03 in. |
| February | 32.4 °F | 51.1 °F | 4.54 in. |
| March | 40.0 °F | 60.2 °F | 5.27 in. |
| April | 49.4 °F | 70.6 °F | 5.23 in. |
| May | 59.7 °F | 79.2 °F | 5.59 in. |
| June | 67.5 °F | 86.8 °F | 4.52 in. |
| July | 70.7 °F | 89.5 °F | 4.06 in. |
| August | 68.6 °F | 88.8 °F | 3.3 in. |
| September | 61.2 °F | 83.2 °F | 3.68 in. |
| October | 49.3 °F | 72.8 °F | 4.02 in. |
| November | 39.4 °F | 60.0 °F | 4.58 in. |
| December | 32.4 °F | 49.6 °F | 5.41 in. |
| Annual | 50 °F | 69.9 °F | 54.23 in. |
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 28.0 °F | 46.9 °F | 5.01 in. |
| February | 31.0 °F | 51.5 °F | 5.03 in. |
| March | 37.4 °F | 60.6 °F | 5.23 in. |
| April | 45.8 °F | 70.3 °F | 4.96 in. |
| May | 55.3 °F | 78.1 °F | 4.58 in. |
| June | 63.3 °F | 84.5 °F | 4.48 in. |
| July | 67.2 °F | 87.3 °F | 5.75 in. |
| August | 66.1 °F | 86.8 °F | 3.25 in. |
| September | 60.0 °F | 82.0 °F | 3.81 in. |
| October | 47.7 °F | 71.3 °F | 2.95 in. |
| November | 36.4 °F | 59.5 °F | 4.06 in. |
| December | 31.3 °F | 50.0 °F | 5.65 in. |
| Annual | 47.5 °F | 69.1 °F | 54.76 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |