Capulin, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 25.5 °F (low) to 58.2 °F (high). Annual precipitation averages 9.1 Inches. Capulin is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.2 °F | 34.1 °F | 0.36 in. |
| February | 8.8 °F | 39.5 °F | 0.29 in. |
| March | 18.2 °F | 50.0 °F | 0.62 in. |
| April | 24.9 °F | 57.6 °F | 0.7 in. |
| May | 33.9 °F | 66.5 °F | 0.8 in. |
| June | 41.3 °F | 76.3 °F | 0.48 in. |
| July | 47.2 °F | 79.4 °F | 1.39 in. |
| August | 45.5 °F | 77.5 °F | 1.55 in. |
| September | 38.1 °F | 72.2 °F | 1.13 in. |
| October | 26.6 °F | 61.5 °F | 0.78 in. |
| November | 14.8 °F | 47.9 °F | 0.51 in. |
| December | 3.9 °F | 35.4 °F | 0.53 in. |
| Annual | 25.5 °F | 58.2 °F | 9.14 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |