Ama, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 16.5 °C (low) to 25.7 °C (high). Annual precipitation averages 1663.4 Millimeters. Ama is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 7.2 °C | 16.8 °C | 139.7 mm |
| February | 9 °C | 18.9 °C | 111.25 mm |
| March | 12.4 °C | 22.4 °C | 115.32 mm |
| April | 16.1 °C | 25.7 °C | 125.98 mm |
| May | 20.3 °C | 29.4 °C | 145.29 mm |
| June | 23.5 °C | 32 °C | 188.98 mm |
| July | 24.4 °C | 32.9 °C | 189.48 mm |
| August | 24.4 °C | 32.9 °C | 179.32 mm |
| September | 22.7 °C | 31.1 °C | 137.16 mm |
| October | 17.5 °C | 26.9 °C | 99.06 mm |
| November | 11.9 °C | 21.5 °C | 103.38 mm |
| December | 8.7 °C | 18.1 °C | 128.52 mm |
| Annual | 16.5 °C | 25.7 °C | 1663.44 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |