Estes Park, Colorado has a Subarctic With Cool Summers And Year Around Rainfall climate (Köppen classification: Dfc). Average annual temperatures range from 30.9 °F (low) to 56.6 °F (high). Annual precipitation averages 17.8 Inches. Estes Park is located in USDA Plant Hardiness Zone 5b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Sep.11 - Sep. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.8 °F | 37.8 °F | 0.68 in. |
| February | 16.6 °F | 39.1 °F | 0.75 in. |
| March | 22.9 °F | 46.7 °F | 1.56 in. |
| April | 27.0 °F | 52.3 °F | 2.11 in. |
| May | 35.0 °F | 61.6 °F | 2.48 in. |
| June | 42.9 °F | 73.5 °F | 1.77 in. |
| July | 48.7 °F | 79.6 °F | 2.23 in. |
| August | 46.8 °F | 77.5 °F | 2.13 in. |
| September | 39.9 °F | 70.5 °F | 1.55 in. |
| October | 31.5 °F | 58.0 °F | 1.07 in. |
| November | 24.3 °F | 45.7 °F | 0.84 in. |
| December | 17.6 °F | 37.4 °F | 0.65 in. |
| Annual | 30.9 °F | 56.6 °F | 17.82 in. |
| Average First Frost Date | Sep.11 - Sep. 20 |
| Average Last Frost Date | May 11 - May 20 |
| 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 | Severe Drought |
| Köppen Climate Classification | Dfc - Subarctic With Cool Summers And Year Around Rainfall |