Farmerville, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.3 °F (low) to 76 °F (high). Annual precipitation averages 57.1 Inches. Farmerville 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 | 34.6 °F | 56.4 °F | 5.7 in. |
| February | 37.9 °F | 60.9 °F | 4.84 in. |
| March | 44.6 °F | 68.6 °F | 5.49 in. |
| April | 52.0 °F | 76.4 °F | 5.59 in. |
| May | 61.4 °F | 83.2 °F | 4.82 in. |
| June | 68.9 °F | 89.9 °F | 4.38 in. |
| July | 72.0 °F | 92.5 °F | 4.06 in. |
| August | 71.1 °F | 93.0 °F | 3.57 in. |
| September | 64.1 °F | 87.9 °F | 3.76 in. |
| October | 52.9 °F | 78.1 °F | 4.71 in. |
| November | 42.9 °F | 66.6 °F | 4.48 in. |
| December | 36.7 °F | 58.5 °F | 5.7 in. |
| Annual | 53.3 °F | 76 °F | 57.1 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 40-50 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |