Colfax, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 55.8 °F (low) to 77.5 °F (high). Annual precipitation averages 59.6 Inches. Colfax is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.0 °F | 59.2 °F | 5.89 in. |
| February | 41.5 °F | 63.2 °F | 5.16 in. |
| March | 48.0 °F | 70.6 °F | 5.52 in. |
| April | 55.3 °F | 77.3 °F | 5.84 in. |
| May | 63.6 °F | 84.7 °F | 4.45 in. |
| June | 70.4 °F | 90.4 °F | 4.86 in. |
| July | 72.8 °F | 92.5 °F | 4.34 in. |
| August | 72.1 °F | 93.4 °F | 3.99 in. |
| September | 66.7 °F | 88.8 °F | 3.98 in. |
| October | 55.6 °F | 80.0 °F | 4.26 in. |
| November | 45.4 °F | 68.9 °F | 5.45 in. |
| December | 39.8 °F | 61.1 °F | 5.81 in. |
| Annual | 55.8 °F | 77.5 °F | 59.55 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 8b : 15°F to 20°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |