| 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. 11 - Jun. 20 |
| Koppen-Geiger Climate Zone: | Dfc - Subarctic With Cool Summers And Year Around Rainfall |
| Ecoregion: | 21i - Sagebrush Parks |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 80459 - Kremmling, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 1 | 4 | 16 | 24 | 32 | 39 | 45 | 43 | 34 | 24 | 15 | 4 | 24 |
| Avg Max Temp (°F) | 27 | 32 | 42 | 51 | 62 | 73 | 78 | 77 | 70 | 58 | 40 | 29 | 53 |
| Avg Precip (In.) | .75 | .55 | .71 | .85 | 1.44 | .96 | 1.42 | 1.44 | 1.2 | .85 | .82 | .68 | 11.68 |