North San Ysidro, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 36 °F (low) to 66.2 °F (high). Annual precipitation averages 16.8 Inches. North San Ysidro is located in USDA Plant Hardiness Zone 6b. 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 | 19.4 °F | 45.6 °F | 0.72 in. |
| February | 22.0 °F | 49.7 °F | 0.58 in. |
| March | 27.0 °F | 57.5 °F | 0.89 in. |
| April | 32.9 °F | 65.2 °F | 0.94 in. |
| May | 41.5 °F | 74.1 °F | 1.17 in. |
| June | 50.5 °F | 84.7 °F | 1.45 in. |
| July | 55.5 °F | 86.6 °F | 2.94 in. |
| August | 54.2 °F | 84.1 °F | 2.92 in. |
| September | 46.9 °F | 78.5 °F | 1.92 in. |
| October | 35.9 °F | 67.9 °F | 1.35 in. |
| November | 26.2 °F | 55.2 °F | 0.96 in. |
| December | 19.5 °F | 45.5 °F | 0.93 in. |
| Annual | 36 °F | 66.2 °F | 16.77 in. |
| 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 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |