Eckley, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 2.2 °C (low) to 18.1 °C (high). Annual precipitation averages 450.3 Millimeters. Eckley is located in USDA Plant Hardiness Zone 5b. 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 | -9 °C | 5.9 °C | 9.14 mm |
| February | -8.2 °C | 6.9 °C | 10.92 mm |
| March | -4 °C | 12.4 °C | 21.08 mm |
| April | 0.7 °C | 16.8 °C | 44.45 mm |
| May | 6.8 °C | 22.1 °C | 71.37 mm |
| June | 12.4 °C | 28.4 °C | 66.04 mm |
| July | 15.7 °C | 31.5 °C | 75.69 mm |
| August | 14.4 °C | 30.3 °C | 65.53 mm |
| September | 9.1 °C | 26.4 °C | 32 mm |
| October | 1.7 °C | 18.9 °C | 31.5 mm |
| November | -4.4 °C | 11.6 °C | 12.7 mm |
| December | -9 °C | 5.9 °C | 9.91 mm |
| Annual | 2.2 °C | 18.1 °C | 450.33 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 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |