Gibsland, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.7 °C (low) to 24.6 °C (high). Annual precipitation averages 1464.6 Millimeters. Gibsland 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 | 1.5 °C | 13.9 °C | 137.16 mm |
| February | 3.1 °C | 16.1 °C | 132.84 mm |
| March | 6.9 °C | 20.4 °C | 140.97 mm |
| April | 10.9 °C | 24.5 °C | 145.54 mm |
| May | 16.2 °C | 28.6 °C | 122.43 mm |
| June | 20.4 °C | 32.2 °C | 118.62 mm |
| July | 22.1 °C | 33.9 °C | 96.52 mm |
| August | 21.6 °C | 34.2 °C | 86.61 mm |
| September | 17.9 °C | 31.4 °C | 96.52 mm |
| October | 11.4 °C | 25.8 °C | 122.68 mm |
| November | 6 °C | 19.4 °C | 118.11 mm |
| December | 2.6 °C | 14.9 °C | 146.56 mm |
| Annual | 11.7 °C | 24.6 °C | 1464.56 mm |
| 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 : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |