East Pecos, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 0.9 °C (low) to 18.5 °C (high). Annual precipitation averages 411.5 Millimeters. East Pecos is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.3 °C | 7.4 °C | 16.51 mm |
| February | -6.6 °C | 9.3 °C | 14.99 mm |
| March | -3.8 °C | 13.4 °C | 20.32 mm |
| April | -0.8 °C | 17.8 °C | 18.29 mm |
| May | 3.6 °C | 22.7 °C | 26.92 mm |
| June | 8.7 °C | 28.7 °C | 30.99 mm |
| July | 11.6 °C | 29.7 °C | 81.79 mm |
| August | 11.1 °C | 28.4 °C | 76.71 mm |
| September | 6.8 °C | 25.3 °C | 43.43 mm |
| October | 1 °C | 19.3 °C | 35.56 mm |
| November | -4.2 °C | 12.6 °C | 21.84 mm |
| December | -8.1 °C | 7.4 °C | 24.13 mm |
| Annual | 0.9 °C | 18.5 °C | 411.48 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |