Eros, Louisiana has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.5 °C (low) to 24.8 °C (high). Annual precipitation averages 1463.5 Millimeters. Eros is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.3 °C | 13.8 °C | 141.22 mm |
| February | 2.9 °C | 16.3 °C | 130.05 mm |
| March | 6.7 °C | 20.7 °C | 139.7 mm |
| April | 10.8 °C | 24.8 °C | 142.75 mm |
| May | 16.1 °C | 28.9 °C | 128.52 mm |
| June | 20.2 °C | 32.7 °C | 120.65 mm |
| July | 21.8 °C | 34.1 °C | 103.12 mm |
| August | 21.2 °C | 34.3 °C | 85.34 mm |
| September | 17.6 °C | 31.7 °C | 92.2 mm |
| October | 11.2 °C | 26.3 °C | 115.57 mm |
| November | 5.8 °C | 19.5 °C | 119.38 mm |
| December | 2.2 °C | 14.9 °C | 145.03 mm |
| Annual | 11.5 °C | 24.8 °C | 1463.53 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 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 | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |