Silerton, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.2 °F (low) to 71 °F (high). Annual precipitation averages 57.6 Inches. Silerton 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 | 29.2 °F | 48.6 °F | 4.46 in. |
| February | 32.4 °F | 53.4 °F | 5.24 in. |
| March | 39.6 °F | 62.3 °F | 5.9 in. |
| April | 48.0 °F | 72.2 °F | 5.63 in. |
| May | 57.8 °F | 79.7 °F | 5.53 in. |
| June | 66.0 °F | 86.8 °F | 4.64 in. |
| July | 69.3 °F | 89.9 °F | 4.57 in. |
| August | 67.7 °F | 89.5 °F | 3.56 in. |
| September | 60.7 °F | 83.9 °F | 4.16 in. |
| October | 48.7 °F | 73.4 °F | 4.04 in. |
| November | 38.5 °F | 61.3 °F | 4.25 in. |
| December | 32.3 °F | 51.5 °F | 5.63 in. |
| Annual | 49.2 °F | 71 °F | 57.61 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 7b : 5°F to 10°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |