| 2023 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°F Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 5a: -20°F to -15°F Zone 4b: -25°F to -20°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 4a: -30F to -25F | |
| Average First Frost Date: | Sep.11 - Sep. 20 | |
| Average Last Frost Date: | Jun. 11 - Jun. 20 | |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate | |
| Ecoregion: | 22b - San Luis Alluvial Flats and Wetlands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 81144 - Monte Vista, CO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 0 | 7 | 18 | 25 | 35 | 42 | 47 | 46 | 38 | 27 | 14 | 3 | 25 |
| Avg Max Temp (°F) | 33 | 40 | 49 | 57 | 67 | 76 | 80 | 78 | 72 | 62 | 46 | 35 | 58 |
| Avg Precip (In.) | .23 | .25 | .54 | .43 | .69 | .55 | 1.24 | 1.47 | .93 | .6 | .56 | .29 | 7.77 |