Campo, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 3.8 °C (low) to 20.9 °C (high). Annual precipitation averages 418.3 Millimeters. Campo is located in USDA Plant Hardiness Zone 6b. 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 | -7.4 °C | 9.3 °C | 8.13 mm |
| February | -6.2 °C | 10.8 °C | 7.87 mm |
| March | -2.1 °C | 15.9 °C | 21.08 mm |
| April | 2.2 °C | 19.9 °C | 32 mm |
| May | 7.9 °C | 25.3 °C | 47.5 mm |
| June | 13.7 °C | 30.9 °C | 55.88 mm |
| July | 16.6 °C | 33.3 °C | 80.26 mm |
| August | 15.8 °C | 31.8 °C | 75.18 mm |
| September | 11.1 °C | 28.3 °C | 31.5 mm |
| October | 3.7 °C | 21.7 °C | 33.27 mm |
| November | -2.6 °C | 14.7 °C | 12.7 mm |
| December | -7.1 °C | 9.2 °C | 12.95 mm |
| Annual | 3.8 °C | 20.9 °C | 418.32 mm |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |