Winter Park, Colorado has a Subarctic With Cool Summers And Year Around Rainfall climate (Köppen classification: Dfc). Average annual temperatures range from -6.3 °C (low) to 10.5 °C (high). Annual precipitation averages 645.9 Millimeters. Winter Park is located in USDA Plant Hardiness Zone 4b. 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 | -15.8 °C | -1.1 °C | 53.09 mm |
| February | -14.9 °C | 0.4 °C | 56.9 mm |
| March | -11.1 °C | 4.9 °C | 62.99 mm |
| April | -6.9 °C | 8.8 °C | 81.03 mm |
| May | -2.6 °C | 14.1 °C | 58.67 mm |
| June | 1.2 °C | 20.6 °C | 35.05 mm |
| July | 4 °C | 23.4 °C | 49.78 mm |
| August | 3.3 °C | 22.2 °C | 50.55 mm |
| September | -0.3 °C | 18.6 °C | 44.96 mm |
| October | -5.3 °C | 11.4 °C | 46.99 mm |
| November | -11.2 °C | 4.1 °C | 52.07 mm |
| December | -15.6 °C | -1.1 °C | 53.85 mm |
| Annual | -6.3 °C | 10.5 °C | 645.93 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 4b : -31.7°C to -28.9°C |
| Plant Hardiness Zone - 2012 | Zone 4b : -31.7°C to -28.9°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dfc - Subarctic With Cool Summers And Year Around Rainfall |