Huron, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.1 °C (low) to 21.5 °C (high). Annual precipitation averages 1425.7 Millimeters. Huron 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 | -2.1 °C | 8.9 °C | 113.28 mm |
| February | -0.2 °C | 11.7 °C | 126.24 mm |
| March | 3.7 °C | 16.7 °C | 140.46 mm |
| April | 8.6 °C | 22.2 °C | 136.91 mm |
| May | 14.1 °C | 26.2 °C | 144.53 mm |
| June | 18.6 °C | 30.1 °C | 111 mm |
| July | 20.6 °C | 31.7 °C | 111.51 mm |
| August | 19.6 °C | 31.6 °C | 93.47 mm |
| September | 15.5 °C | 28.7 °C | 104.39 mm |
| October | 8.6 °C | 22.9 °C | 99.06 mm |
| November | 2.9 °C | 16.2 °C | 107.95 mm |
| December | -0.4 °C | 10.6 °C | 136.91 mm |
| Annual | 9.1 °C | 21.5 °C | 1425.71 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |