Goldonna, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.3 °C (low) to 25.2 °C (high). Annual precipitation averages 1473.7 Millimeters. Goldonna 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 | 2.4 °C | 14.4 °C | 143.51 mm |
| February | 4.1 °C | 16.8 °C | 128.78 mm |
| March | 7.8 °C | 21.2 °C | 137.16 mm |
| April | 11.8 °C | 25.3 °C | 142.75 mm |
| May | 16.8 °C | 29.2 °C | 121.16 mm |
| June | 20.8 °C | 32.6 °C | 118.36 mm |
| July | 22.3 °C | 34.1 °C | 107.7 mm |
| August | 21.8 °C | 34.3 °C | 94.23 mm |
| September | 18.3 °C | 31.7 °C | 93.73 mm |
| October | 12.1 °C | 26.4 °C | 114.05 mm |
| November | 6.6 °C | 20.2 °C | 124.46 mm |
| December | 3.3 °C | 15.6 °C | 147.83 mm |
| Annual | 12.3 °C | 25.2 °C | 1473.72 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |