Greensboro, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49 °F (low) to 69.4 °F (high). Annual precipitation averages 45.9 Inches. Greensboro is located in USDA Plant Hardiness Zone 8a. 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 | 29.7 °F | 49.2 °F | 3.66 in. |
| February | 32.2 °F | 53.0 °F | 2.96 in. |
| March | 38.9 °F | 60.7 °F | 3.86 in. |
| April | 47.9 °F | 70.3 °F | 3.87 in. |
| May | 56.8 °F | 77.4 °F | 3.84 in. |
| June | 64.8 °F | 84.5 °F | 4.39 in. |
| July | 68.7 °F | 87.8 °F | 4.37 in. |
| August | 67.3 °F | 86.0 °F | 4.0 in. |
| September | 61.2 °F | 80.3 °F | 4.67 in. |
| October | 49.1 °F | 70.8 °F | 3.36 in. |
| November | 38.7 °F | 60.7 °F | 3.34 in. |
| December | 32.7 °F | 52.1 °F | 3.56 in. |
| Annual | 49 °F | 69.4 °F | 45.88 in. |
| 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 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Exceptional Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |