Goldfield, Colorado has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 27.7 °F (low) to 50.4 °F (high). Annual precipitation averages 19.8 Inches. Goldfield is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Jul. 1 - Jul. 10 through the first frost around Aug. 11 - Aug. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 12.3 °F | 33.3 °F | 0.49 in. |
| February | 13.4 °F | 34.0 °F | 0.57 in. |
| March | 18.1 °F | 40.6 °F | 1.05 in. |
| April | 22.6 °F | 45.7 °F | 1.93 in. |
| May | 31.7 °F | 54.8 °F | 1.81 in. |
| June | 40.9 °F | 66.3 °F | 1.42 in. |
| July | 46.0 °F | 71.0 °F | 5.09 in. |
| August | 44.9 °F | 68.3 °F | 3.93 in. |
| September | 38.7 °F | 62.8 °F | 1.66 in. |
| October | 29.4 °F | 52.1 °F | 0.84 in. |
| November | 20.7 °F | 41.6 °F | 0.53 in. |
| December | 13.1 °F | 33.7 °F | 0.45 in. |
| Annual | 27.7 °F | 50.4 °F | 19.77 in. |
| Average First Frost Date | Aug. 11 - Aug. 20 |
| Average Last Frost Date | Jul. 1 - Jul. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -15°F to -10°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |