| 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 1 - May 10 |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate |
| Ecoregion: | 25d - Flat to Rolling Plains |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 80759 - Yuma, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 20 | 26 | 34 | 45 | 53 | 59 | 57 | 48 | 36 | 24 | 17 | 36 |
| Avg Max Temp (°F) | 42 | 48 | 56 | 65 | 74 | 85 | 90 | 88 | 80 | 69 | 51 | 44 | 66 |
| Avg Precip (In.) | .38 | .31 | .99 | 1.59 | 3.11 | 2.58 | 2.78 | 1.92 | 1.17 | .91 | .57 | .3 | 16.6 |