Burlington, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 37 °F (low) to 64.9 °F (high). Annual precipitation averages 18.8 Inches. Burlington is located in USDA Plant Hardiness Zone 6a. 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 | 17.1 °F | 43.3 °F | 0.39 in. |
| February | 18.4 °F | 44.8 °F | 0.5 in. |
| March | 25.9 °F | 55.0 °F | 1.06 in. |
| April | 33.6 °F | 62.5 °F | 1.95 in. |
| May | 44.5 °F | 71.9 °F | 2.65 in. |
| June | 55.1 °F | 83.9 °F | 2.71 in. |
| July | 60.7 °F | 89.2 °F | 3.07 in. |
| August | 58.7 °F | 86.5 °F | 2.73 in. |
| September | 49.9 °F | 79.7 °F | 1.3 in. |
| October | 36.6 °F | 66.1 °F | 1.39 in. |
| November | 25.6 °F | 53.2 °F | 0.54 in. |
| December | 17.6 °F | 43.0 °F | 0.51 in. |
| Annual | 37 °F | 64.9 °F | 18.8 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 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |