Magdalena, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 3.8 °C (low) to 20.4 °C (high). Annual precipitation averages 302.5 Millimeters. Magdalena 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 | -6.2 °C | 9.6 °C | 13.97 mm |
| February | -4.3 °C | 11.7 °C | 10.92 mm |
| March | -1.3 °C | 15.8 °C | 12.95 mm |
| April | 2.6 °C | 19.9 °C | 10.41 mm |
| May | 7 °C | 25.3 °C | 15.24 mm |
| June | 12 °C | 30.8 °C | 17.53 mm |
| July | 14.6 °C | 31.1 °C | 68.33 mm |
| August | 13.7 °C | 29 °C | 53.85 mm |
| September | 10.3 °C | 26.8 °C | 48.26 mm |
| October | 4.6 °C | 21.4 °C | 24.64 mm |
| November | -1.8 °C | 14.4 °C | 11.68 mm |
| December | -5.3 °C | 9.3 °C | 14.73 mm |
| Annual | 3.8 °C | 20.4 °C | 302.51 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 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |