Loma, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 37.4 °F (low) to 67.1 °F (high). Annual precipitation averages 9.8 Inches. Loma is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 15.8 °F | 39.1 °F | 0.79 in. |
| February | 22.4 °F | 47.2 °F | 0.55 in. |
| March | 29.0 °F | 59.0 °F | 0.83 in. |
| April | 35.8 °F | 66.1 °F | 0.87 in. |
| May | 45.2 °F | 76.4 °F | 0.84 in. |
| June | 53.3 °F | 88.7 °F | 0.5 in. |
| July | 60.5 °F | 94.1 °F | 0.7 in. |
| August | 58.6 °F | 90.8 °F | 0.89 in. |
| September | 48.8 °F | 82.6 °F | 1.19 in. |
| October | 36.6 °F | 68.2 °F | 1.26 in. |
| November | 25.8 °F | 53.1 °F | 0.65 in. |
| December | 16.8 °F | 40.0 °F | 0.69 in. |
| Annual | 37.4 °F | 67.1 °F | 9.76 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 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 | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |