Sombrillo, New Mexico has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 1.9 °C (low) to 20.5 °C (high). Annual precipitation averages 260.6 Millimeters. Sombrillo is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.1 °C | 8.3 °C | 11.68 mm |
| February | -6.1 °C | 11.2 °C | 8.89 mm |
| March | -2.9 °C | 16.3 °C | 18.8 mm |
| April | 0.8 °C | 20.3 °C | 14.22 mm |
| May | 5.3 °C | 25.3 °C | 17.53 mm |
| June | 10 °C | 30.9 °C | 16 mm |
| July | 13.9 °C | 32.2 °C | 36.58 mm |
| August | 12.9 °C | 30.7 °C | 39.37 mm |
| September | 8.3 °C | 27.4 °C | 29.72 mm |
| October | 1.4 °C | 21.4 °C | 29.72 mm |
| November | -4.6 °C | 14.1 °C | 20.83 mm |
| December | -8 °C | 8.3 °C | 17.27 mm |
| Annual | 1.9 °C | 20.5 °C | 260.61 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 7a : -17.8°C to -15°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |