Edom, Texas has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.6 °C (low) to 24.6 °C (high). Annual precipitation averages 1132.6 Millimeters. Edom 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 | 2 °C | 13.8 °C | 93.47 mm |
| February | 4.2 °C | 16.2 °C | 95.25 mm |
| March | 7.9 °C | 20.4 °C | 100.58 mm |
| April | 11.8 °C | 24.5 °C | 104.14 mm |
| May | 17.2 °C | 28.3 °C | 112.01 mm |
| June | 21.2 °C | 32.1 °C | 105.16 mm |
| July | 22.8 °C | 34.1 °C | 60.71 mm |
| August | 22.4 °C | 34.6 °C | 61.21 mm |
| September | 18.8 °C | 31.4 °C | 83.82 mm |
| October | 12.8 °C | 25.8 °C | 115.57 mm |
| November | 7.2 °C | 19.5 °C | 91.19 mm |
| December | 3.2 °C | 14.8 °C | 109.47 mm |
| Annual | 12.6 °C | 24.6 °C | 1132.58 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 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 | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |