| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Sep.11 - Sep. 20 |
| Average Last Frost Date: | Jun. 1 - Jun. 10 |
| Koppen-Geiger Climate Zone: | Dsb - Humid Continental Climate - Dry Cool Summer |
| Ecoregion: | 11g - Canyons and Dissected Uplands |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 83547 - Pollock, ID | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 22 | 27 | 33 | 39 | 45 | 51 | 51 | 44 | 34 | 27 | 20 | 34 |
| Avg Max Temp (°F) | 34 | 41 | 49 | 56 | 63 | 71 | 81 | 82 | 73 | 58 | 41 | 34 | 57 |
| Avg Precip (In.) | 2.3 | 2.05 | 2.43 | 2.21 | 2.31 | 1.87 | .98 | .85 | 1.21 | 1.54 | 2.44 | 2.52 | 22.71 |