Chimayo, 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 19.8 °C (high). Annual precipitation averages 291.3 Millimeters. Chimayo is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.2 °C | 7.7 °C | 13.21 mm |
| February | -6.1 °C | 10.4 °C | 10.92 mm |
| March | -2.9 °C | 15.4 °C | 18.8 mm |
| April | 0.6 °C | 19.5 °C | 15.24 mm |
| May | 5.2 °C | 24.5 °C | 20.57 mm |
| June | 10 °C | 30.1 °C | 19.05 mm |
| July | 13.7 °C | 31.4 °C | 43.94 mm |
| August | 12.7 °C | 29.9 °C | 46.48 mm |
| September | 8.3 °C | 26.8 °C | 34.29 mm |
| October | 1.6 °C | 20.8 °C | 30.99 mm |
| November | -4.2 °C | 13.4 °C | 20.32 mm |
| December | -7.9 °C | 7.7 °C | 17.53 mm |
| Annual | 1.9 °C | 19.8 °C | 291.34 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| 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 |