Gates, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.1 °C (low) to 21 °C (high). Annual precipitation averages 1380 Millimeters. Gates 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 | -1.6 °C | 8.1 °C | 102.36 mm |
| February | 0.3 °C | 10.7 °C | 115.32 mm |
| March | 4.5 °C | 15.7 °C | 134.62 mm |
| April | 9.8 °C | 21.5 °C | 133.1 mm |
| May | 15.4 °C | 26.2 °C | 142.49 mm |
| June | 19.8 °C | 30.4 °C | 114.81 mm |
| July | 21.6 °C | 31.9 °C | 103.38 mm |
| August | 20.4 °C | 31.5 °C | 84.33 mm |
| September | 16.3 °C | 28.4 °C | 93.47 mm |
| October | 9.7 °C | 22.7 °C | 102.11 mm |
| November | 4.2 °C | 15.6 °C | 115.82 mm |
| December | 0.3 °C | 9.8 °C | 138.18 mm |
| Annual | 10.1 °C | 21 °C | 1379.99 mm |
| 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 : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |