Saline, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 53.9 °F (low) to 76.9 °F (high). Annual precipitation averages 57.7 Inches. Saline is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 35.9 °F | 57.8 °F | 5.58 in. |
| February | 38.9 °F | 62.0 °F | 5.16 in. |
| March | 45.5 °F | 69.7 °F | 5.35 in. |
| April | 52.7 °F | 76.9 °F | 5.52 in. |
| May | 61.8 °F | 84.0 °F | 4.75 in. |
| June | 69.2 °F | 90.4 °F | 4.62 in. |
| July | 72.0 °F | 93.1 °F | 4.09 in. |
| August | 71.3 °F | 93.8 °F | 3.71 in. |
| September | 64.8 °F | 88.8 °F | 3.74 in. |
| October | 53.3 °F | 79.1 °F | 4.53 in. |
| November | 43.4 °F | 67.9 °F | 4.87 in. |
| December | 37.6 °F | 59.8 °F | 5.76 in. |
| Annual | 53.9 °F | 76.9 °F | 57.68 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |