San Lorenzo, New Mexico has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 38.8 °F (low) to 72.1 °F (high). Annual precipitation averages 17.3 Inches. San Lorenzo is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 23.1 °F | 54.0 °F | 1.16 in. |
| February | 25.6 °F | 57.7 °F | 0.91 in. |
| March | 29.8 °F | 64.3 °F | 0.68 in. |
| April | 35.1 °F | 71.8 °F | 0.3 in. |
| May | 42.9 °F | 80.0 °F | 0.32 in. |
| June | 51.9 °F | 89.5 °F | 0.93 in. |
| July | 58.4 °F | 89.0 °F | 3.27 in. |
| August | 57.3 °F | 86.5 °F | 3.87 in. |
| September | 50.3 °F | 82.0 °F | 2.21 in. |
| October | 39.4 °F | 73.8 °F | 1.11 in. |
| November | 29.0 °F | 62.4 °F | 1.11 in. |
| December | 23.3 °F | 54.0 °F | 1.4 in. |
| Annual | 38.8 °F | 72.1 °F | 17.27 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |