Murfreesboro, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.5 °C (low) to 21.1 °C (high). Annual precipitation averages 1372.6 Millimeters. Murfreesboro 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 | -2.4 °C | 8.7 °C | 116.59 mm |
| February | -0.9 °C | 11.1 °C | 116.84 mm |
| March | 2.7 °C | 16 °C | 135.64 mm |
| April | 7.7 °C | 21.5 °C | 123.7 mm |
| May | 13.3 °C | 26 °C | 126.24 mm |
| June | 17.7 °C | 30 °C | 129.29 mm |
| July | 20.2 °C | 31.6 °C | 111 mm |
| August | 19.2 °C | 31.6 °C | 93.73 mm |
| September | 15.1 °C | 28.5 °C | 96.01 mm |
| October | 8.1 °C | 22.6 °C | 84.84 mm |
| November | 2.2 °C | 15.7 °C | 95.76 mm |
| December | -0.7 °C | 10.3 °C | 143 mm |
| Annual | 8.5 °C | 21.1 °C | 1372.64 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |