Limon, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 32.7 °F (low) to 63.7 °F (high). Annual precipitation averages 15.5 Inches. Limon is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 12.8 °F | 43.1 °F | 0.26 in. |
| February | 14.9 °F | 44.4 °F | 0.33 in. |
| March | 22.6 °F | 54.2 °F | 0.79 in. |
| April | 29.8 °F | 60.7 °F | 1.5 in. |
| May | 40.3 °F | 70.0 °F | 2.17 in. |
| June | 50.1 °F | 81.7 °F | 2.26 in. |
| July | 55.9 °F | 87.7 °F | 2.8 in. |
| August | 54.3 °F | 85.1 °F | 2.7 in. |
| September | 45.0 °F | 78.0 °F | 1.02 in. |
| October | 32.2 °F | 64.8 °F | 0.99 in. |
| November | 21.0 °F | 52.0 °F | 0.41 in. |
| December | 13.0 °F | 42.5 °F | 0.29 in. |
| Annual | 32.7 °F | 63.7 °F | 15.52 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |