| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F Zone 4b: -25°F to -20°F Zone 6a: -10°F to -5°F Zone 4a: -30°F to -25°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F Zone 4b: -25°F to -20°F Zone 4a: -30°F to -25°F |
| 1990 Hardiness Zone: | Zone 3b: -35F to -30F |
| Average First Frost Date: | Sep.1 - Sep. 10 |
| Average Last Frost Date: | Jun. 21 - Jun. 30 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 21c - Crystalline Mid-Elevation Forests and Shrublands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 80487 - Steamboat Springs, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 3 | 7 | 16 | 24 | 32 | 37 | 43 | 42 | 33 | 24 | 14 | 4 | 23 |
| Avg Max Temp (°F) | 29 | 35 | 43 | 53 | 63 | 74 | 80 | 79 | 70 | 57 | 40 | 30 | 54 |
| Avg Precip (In.) | 3.44 | 3.2 | 3.07 | 3.24 | 2.72 | 1.64 | 1.63 | 1.47 | 1.74 | 2.31 | 3.09 | 3.36 | 30.92 |