Puryear, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48 °F (low) to 68.1 °F (high). Annual precipitation averages 55.3 Inches. Puryear is located in USDA Plant Hardiness Zone 7b. 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 | 27.2 °F | 44.8 °F | 4.2 in. |
| February | 29.9 °F | 49.4 °F | 4.6 in. |
| March | 37.8 °F | 59.1 °F | 5.29 in. |
| April | 47.7 °F | 69.3 °F | 5.16 in. |
| May | 57.5 °F | 77.2 °F | 5.61 in. |
| June | 65.6 °F | 84.5 °F | 5.1 in. |
| July | 68.5 °F | 87.4 °F | 4.44 in. |
| August | 66.8 °F | 87.9 °F | 3.58 in. |
| September | 59.5 °F | 81.4 °F | 3.87 in. |
| October | 47.6 °F | 70.4 °F | 3.79 in. |
| November | 37.6 °F | 58.4 °F | 4.4 in. |
| December | 30.7 °F | 47.9 °F | 5.28 in. |
| Annual | 48 °F | 68.1 °F | 55.32 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |