Bernalillo, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 4.7 °C (low) to 22.3 °C (high). Annual precipitation averages 239.3 Millimeters. Bernalillo is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -5.6 °C | 10.1 °C | 12.45 mm |
| February | -3.6 °C | 13.2 °C | 11.68 mm |
| March | -0.2 °C | 17.8 °C | 14.48 mm |
| April | 3.5 °C | 22.4 °C | 14.22 mm |
| May | 8 °C | 27.3 °C | 12.7 mm |
| June | 13.2 °C | 33.3 °C | 13.97 mm |
| July | 16.5 °C | 34.3 °C | 38.61 mm |
| August | 16.1 °C | 32.9 °C | 38.35 mm |
| September | 11.2 °C | 29.2 °C | 28.96 mm |
| October | 4.5 °C | 22.7 °C | 24.13 mm |
| November | -1.8 °C | 15.3 °C | 14.73 mm |
| December | -5.3 °C | 9.6 °C | 14.99 mm |
| Annual | 4.7 °C | 22.3 °C | 239.27 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |