Earth, Texas has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 5.9 °C (low) to 22.8 °C (high). Annual precipitation averages 462.8 Millimeters. Earth is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.2 °C | 11.7 °C | 13.97 mm |
| February | -3.6 °C | 14.2 °C | 12.7 mm |
| March | 0.3 °C | 18.6 °C | 26.92 mm |
| April | 4.3 °C | 23.1 °C | 26.67 mm |
| May | 10.3 °C | 27.5 °C | 55.63 mm |
| June | 15.9 °C | 32.2 °C | 70.87 mm |
| July | 17.8 °C | 33.1 °C | 56.39 mm |
| August | 17.1 °C | 32.3 °C | 63.5 mm |
| September | 12.9 °C | 28.6 °C | 56.13 mm |
| October | 6.2 °C | 23.3 °C | 42.93 mm |
| November | -0.4 °C | 16.8 °C | 19.3 mm |
| December | -4.3 °C | 11.9 °C | 17.78 mm |
| Annual | 5.9 °C | 22.8 °C | 462.79 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |