Bark Ranch, Colorado has a Subarctic With Cool Summers And Year Around Rainfall climate (Köppen classification: Dfc). Average annual temperatures range from -1.4 °C (low) to 11.6 °C (high). Annual precipitation averages 634 Millimeters. Bark Ranch is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Aug. 11 - Aug. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -9 °C | 1.3 °C | 25.15 mm |
| February | -9.4 °C | 2 °C | 33.78 mm |
| March | -6.5 °C | 6.2 °C | 62.23 mm |
| April | -3.8 °C | 9.3 °C | 90.17 mm |
| May | 0.7 °C | 14.2 °C | 88.65 mm |
| June | 5.2 °C | 20.8 °C | 55.37 mm |
| July | 8.9 °C | 24.3 °C | 67.31 mm |
| August | 8 °C | 23.1 °C | 56.39 mm |
| September | 4.3 °C | 19.1 °C | 54.61 mm |
| October | -0.9 °C | 12.1 °C | 41.4 mm |
| November | -5.4 °C | 5.7 °C | 29.97 mm |
| December | -9.1 °C | 1.3 °C | 28.96 mm |
| Annual | -1.4 °C | 11.6 °C | 633.99 mm |
| Average First Frost Date | Aug. 11 - Aug. 20 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5b : -26.1°C to -23.3°C |
| Plant Hardiness Zone - 2012 | Zone 5a : -28.9°C to -26.1°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfc - Subarctic With Cool Summers And Year Around Rainfall |