| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°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: | Oct. 1 - Oct. 10 | |
| Average Last Frost Date: | May 11 - May 20 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | 26e - Piedmont Plains and Tablelands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 81082 - Trinidad, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 18 | 21 | 27 | 34 | 43 | 52 | 56 | 55 | 48 | 37 | 26 | 19 | 36 |
| Avg Max Temp (°F) | 48 | 51 | 57 | 65 | 73 | 83 | 86 | 84 | 78 | 69 | 56 | 48 | 66 |
| Avg Precip (In.) | .44 | .49 | 1.11 | 1.21 | 2.03 | 1.65 | 2.69 | 2.81 | 1.27 | 1.02 | .99 | .48 | 16.2 |