Sherrelwood, Colorado has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 2.9 °C (low) to 18.5 °C (high). Annual precipitation averages 406.4 Millimeters. Sherrelwood is located in USDA Plant Hardiness Zone 6a. 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 | -7.1 °C | 7.8 °C | 12.7 mm |
| February | -6.3 °C | 8.3 °C | 15.24 mm |
| March | -2.1 °C | 13.3 °C | 33.53 mm |
| April | 1.4 °C | 16.6 °C | 54.1 mm |
| May | 6.5 °C | 21.4 °C | 66.8 mm |
| June | 11.7 °C | 28.2 °C | 41.66 mm |
| July | 15.1 °C | 31.7 °C | 46.74 mm |
| August | 13.9 °C | 30.4 °C | 40.13 mm |
| September | 9.2 °C | 26.1 °C | 32.51 mm |
| October | 2.5 °C | 18.8 °C | 29.46 mm |
| November | -2.9 °C | 12.2 °C | 20.57 mm |
| December | -7.1 °C | 7.3 °C | 12.95 mm |
| Annual | 2.9 °C | 18.5 °C | 406.39 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 6a : -23.3°C to -20.6°C |
| Plant Hardiness Zone - 2012 | Zone 5b : -26.1°C to -23.3°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |