| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F Zone 5b: -15°F to -10°F | |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 5a: -20°F to -15°F Zone 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| 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: | 80a - Dissected High Lava Plateau | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 84329 - Park Valley, UT | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 15 | 19 | 25 | 30 | 38 | 46 | 53 | 52 | 44 | 34 | 23 | 15 | 33 |
| Avg Max Temp (°F) | 33 | 39 | 46 | 53 | 63 | 72 | 82 | 82 | 72 | 58 | 42 | 33 | 56 |
| Avg Precip (In.) | 1.19 | .94 | .91 | 1.01 | 1.7 | 1.11 | 1.12 | 1.03 | .97 | 1.04 | .86 | .93 | 12.8 |