| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 21 - Apr. 30 |
| Koppen-Geiger Climate Zone: | BSk - Cold Semi-Arid Climate |
| Ecoregion: | 12h - Mountain Home Uplands |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 83633 - King Hill, ID | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 24 | 29 | 35 | 42 | 49 | 54 | 52 | 43 | 35 | 27 | 20 | 36 |
| Avg Max Temp (°F) | 39 | 46 | 57 | 65 | 74 | 84 | 94 | 92 | 82 | 68 | 50 | 39 | 66 |
| Avg Precip (In.) | 1.41 | 1 | 1.05 | .66 | .86 | .63 | .27 | .26 | .5 | .68 | 1.28 | 1.26 | 9.87 |