De Beque, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 3.3 °C (low) to 18.9 °C (high). Annual precipitation averages 287.3 Millimeters. De Beque is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -8.3 °C | 3.8 °C | 19.05 mm |
| February | -5.1 °C | 7.8 °C | 17.27 mm |
| March | -0.9 °C | 14.1 °C | 24.64 mm |
| April | 2.4 °C | 18.3 °C | 28.7 mm |
| May | 7.2 °C | 24 °C | 29.72 mm |
| June | 11.8 °C | 30.7 °C | 14.22 mm |
| July | 15.6 °C | 33.8 °C | 19.81 mm |
| August | 14.5 °C | 32.4 °C | 23.88 mm |
| September | 9.6 °C | 27.5 °C | 35.56 mm |
| October | 3.1 °C | 19.7 °C | 35.05 mm |
| November | -2.9 °C | 11.2 °C | 23.11 mm |
| December | -7.9 °C | 3.9 °C | 16.26 mm |
| Annual | 3.3 °C | 18.9 °C | 287.27 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6b : -20.6°C to -17.8°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |