| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Sep. 21 - Sep. 30 |
| Average Last Frost Date: | May 21 - May 31 |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate |
| Ecoregion: | 26j - Foothill Grasslands |
| Heat Zone Days: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 80831 - Peyton, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 9 | 13 | 19 | 26 | 36 | 44 | 51 | 49 | 40 | 29 | 18 | 12 | 29 |
| Avg Max Temp (°F) | 41 | 45 | 50 | 56 | 66 | 77 | 82 | 80 | 73 | 63 | 49 | 43 | 60 |
| Avg Precip (In.) | .44 | .44 | 1.31 | 2.03 | 2.61 | 2.14 | 3.13 | 3.21 | 1.21 | .96 | .79 | .5 | 18.76 |