Crab Orchard, Tennessee has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 7 °C (low) to 19.4 °C (high). Annual precipitation averages 1548.1 Millimeters. Crab Orchard is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.8 °C | 7.1 °C | 134.62 mm |
| February | -1.7 °C | 9.7 °C | 140.72 mm |
| March | 1.7 °C | 14.2 °C | 146.81 mm |
| April | 6.4 °C | 19.9 °C | 144.27 mm |
| May | 11.4 °C | 24.2 °C | 133.35 mm |
| June | 15.4 °C | 27.9 °C | 128.78 mm |
| July | 17.8 °C | 29.6 °C | 140.97 mm |
| August | 16.7 °C | 29.3 °C | 104.65 mm |
| September | 13.4 °C | 26.6 °C | 105.41 mm |
| October | 6.8 °C | 20.8 °C | 90.17 mm |
| November | 1.3 °C | 14.1 °C | 117.35 mm |
| December | -1.6 °C | 9 °C | 161.04 mm |
| Annual | 7 °C | 19.4 °C | 1548.14 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |