Dandridge, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 47.3 °F (low) to 69.4 °F (high). Annual precipitation averages 47.3 Inches. Dandridge is located in USDA Plant Hardiness Zone 7b. 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 | 28.1 °F | 47.4 °F | 4.37 in. |
| February | 31.0 °F | 51.8 °F | 4.2 in. |
| March | 37.2 °F | 60.7 °F | 4.77 in. |
| April | 45.5 °F | 70.1 °F | 4.15 in. |
| May | 55.1 °F | 78.2 °F | 3.92 in. |
| June | 63.3 °F | 84.9 °F | 3.99 in. |
| July | 67.0 °F | 87.7 °F | 4.72 in. |
| August | 65.8 °F | 87.2 °F | 3.42 in. |
| September | 59.5 °F | 82.3 °F | 3.17 in. |
| October | 47.3 °F | 71.9 °F | 2.42 in. |
| November | 36.1 °F | 59.9 °F | 3.45 in. |
| December | 31.2 °F | 50.7 °F | 4.71 in. |
| Annual | 47.3 °F | 69.4 °F | 47.29 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 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 |