Greenwood, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 54.7 °F (low) to 76.3 °F (high). Annual precipitation averages 54 Inches. Greenwood is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 36.1 °F | 57.0 °F | 4.76 in. |
| February | 39.5 °F | 61.0 °F | 4.54 in. |
| March | 46.3 °F | 68.7 °F | 5.26 in. |
| April | 53.5 °F | 76.2 °F | 5.17 in. |
| May | 62.8 °F | 83.3 °F | 4.67 in. |
| June | 70.1 °F | 89.9 °F | 4.74 in. |
| July | 73.1 °F | 93.3 °F | 3.61 in. |
| August | 72.4 °F | 93.9 °F | 3.22 in. |
| September | 66.0 °F | 88.6 °F | 3.74 in. |
| October | 54.6 °F | 78.3 °F | 4.77 in. |
| November | 44.5 °F | 66.8 °F | 4.33 in. |
| December | 38.0 °F | 58.5 °F | 5.17 in. |
| Annual | 54.7 °F | 76.3 °F | 53.98 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |