| 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 1b: -15F to -10F |
| Average First Frost Date: | Sep. 21 - Sep. 30 |
| Average Last Frost Date: | May 21 - May 31 |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate |
| Ecoregion: | 12i - Magic Valley |
| Heat Zone Days: | 46 - 60 days Over 86°F |
Annual Climate Data for ZIP Code 83352 - Shoshone, ID | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 17 | 21 | 27 | 33 | 41 | 49 | 55 | 54 | 45 | 35 | 25 | 18 | 35 |
| Avg Max Temp (°F) | 33 | 40 | 51 | 62 | 71 | 82 | 91 | 90 | 78 | 64 | 45 | 35 | 62 |
| Avg Precip (In.) | 1.39 | 1.12 | 1.25 | .72 | .98 | .61 | .26 | .31 | .57 | .67 | 1.29 | 1.22 | 10.41 |