| 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 4a: -30°F to -25°F |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°F Zone 4a: -30°F to -25°F |
| 1990 Hardiness Zone: | Zone 4b: -25F to -20F |
| Average First Frost Date: | Aug. 1 - Aug. 10 |
| Average Last Frost Date: | Jul. 1 - Jul. 10 |
| Koppen-Geiger Climate Zone: | Dfc - Subarctic With Cool Summers And Year Around Rainfall |
| Ecoregion: | 21e - Sedimentary Subalpine Forests |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 80461 - Leadville, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 4 | 5 | 11 | 17 | 27 | 34 | 39 | 39 | 32 | 23 | 13 | 6 | 21 |
| Avg Max Temp (°F) | 28 | 32 | 37 | 43 | 54 | 64 | 70 | 67 | 60 | 50 | 36 | 29 | 47 |
| Avg Precip (In.) | 1.33 | 1.57 | 1.69 | 1.68 | 1.59 | 1.12 | 2.09 | 2.03 | 1.4 | 1.28 | 1.38 | 1.17 | 18.3 |