| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F | |
| 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: | 25c - Moderate Relief Plains | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 80758 - Wray, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 12 | 17 | 24 | 33 | 43 | 54 | 59 | 57 | 47 | 34 | 22 | 14 | 35 |
| Avg Max Temp (°F) | 42 | 48 | 56 | 65 | 73 | 85 | 91 | 89 | 81 | 69 | 52 | 44 | 66 |
| Avg Precip (In.) | .52 | .41 | 1.17 | 1.76 | 3.08 | 2.67 | 2.88 | 2.06 | 1.15 | .96 | .74 | .36 | 17.77 |