Telluride, Colorado has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 24.5 °F (low) to 54.3 °F (high). Annual precipitation averages 24.7 Inches. Telluride is located in USDA Plant Hardiness Zone 5a. The growing season typically runs from the last frost around Jun. 1 - Jun. 10 through the first frost around Aug. 21 - Aug. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 5.9 °F | 35.2 °F | 1.98 in. |
| February | 8.0 °F | 37.9 °F | 2.02 in. |
| March | 15.5 °F | 44.9 °F | 2.1 in. |
| April | 23.3 °F | 50.8 °F | 1.98 in. |
| May | 31.1 °F | 60.3 °F | 1.86 in. |
| June | 38.2 °F | 71.4 °F | 0.97 in. |
| July | 44.0 °F | 75.7 °F | 2.54 in. |
| August | 43.3 °F | 73.0 °F | 2.87 in. |
| September | 36.4 °F | 66.9 °F | 2.8 in. |
| October | 26.6 °F | 56.4 °F | 1.99 in. |
| November | 15.7 °F | 44.4 °F | 1.85 in. |
| December | 5.4 °F | 34.7 °F | 1.7 in. |
| Annual | 24.5 °F | 54.3 °F | 24.66 in. |
| Average First Frost Date | Aug. 21 - Aug. 31 |
| Average Last Frost Date | Jun. 1 - Jun. 10 |
| Average Days With Frost | Over 180 Days |
| Plant Hardiness Zone | Zone 5a : -20°F to -15°F |
| Plant Hardiness Zone - 2012 | Zone 5a : -20°F to -15°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |