Eldorado Springs, Colorado has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 2.7 °C (low) to 17.6 °C (high). Annual precipitation averages 583.7 Millimeters. Eldorado Springs is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -6.4 °C | 7.4 °C | 21.59 mm |
| February | -6.2 °C | 7.8 °C | 28.45 mm |
| March | -2.3 °C | 12.4 °C | 46.23 mm |
| April | 0.9 °C | 15.4 °C | 86.61 mm |
| May | 5.8 °C | 20.2 °C | 88.39 mm |
| June | 10.9 °C | 27 °C | 62.23 mm |
| July | 14.3 °C | 30.4 °C | 45.21 mm |
| August | 13.3 °C | 29.2 °C | 60.45 mm |
| September | 8.9 °C | 25 °C | 47.75 mm |
| October | 2.6 °C | 17.9 °C | 41.66 mm |
| November | -2.5 °C | 11.6 °C | 32.26 mm |
| December | -6.5 °C | 7.1 °C | 22.86 mm |
| Annual | 2.7 °C | 17.6 °C | 583.69 mm |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |