Mansura, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 56.4 °F (low) to 77.6 °F (high). Annual precipitation averages 61 Inches. Mansura 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 | 38.9 °F | 59.6 °F | 6.39 in. |
| February | 42.4 °F | 63.7 °F | 5.15 in. |
| March | 49.1 °F | 71.2 °F | 4.75 in. |
| April | 55.8 °F | 77.7 °F | 5.44 in. |
| May | 64.3 °F | 84.7 °F | 5.08 in. |
| June | 70.7 °F | 90.0 °F | 5.04 in. |
| July | 72.8 °F | 92.0 °F | 4.63 in. |
| August | 72.1 °F | 92.6 °F | 4.47 in. |
| September | 67.1 °F | 88.4 °F | 4.44 in. |
| October | 56.1 °F | 79.9 °F | 4.46 in. |
| November | 46.1 °F | 69.4 °F | 5.48 in. |
| December | 40.9 °F | 61.7 °F | 5.63 in. |
| Annual | 56.4 °F | 77.6 °F | 60.96 in. |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 20-30 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 | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |