| 2023 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 | |
| 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 4b: -25F to -20F | |
| Average First Frost Date: | Sep. 21 - Sep. 30 | |
| Average Last Frost Date: | Jun. 1 - Jun. 10 | |
| Koppen-Geiger Climate Zone: | Dsb - Humid Continental Climate - Dry Cool Summer | |
| Ecoregion: | 12c - Camas Prairie | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 83320 - Carey, ID | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 9 | 13 | 21 | 28 | 36 | 43 | 48 | 48 | 39 | 29 | 20 | 11 | 29 |
| Avg Max Temp (°F) | 31 | 37 | 46 | 57 | 66 | 76 | 85 | 85 | 74 | 62 | 43 | 32 | 58 |
| Avg Precip (In.) | 1.61 | 1.39 | 1.27 | .89 | 1.22 | .86 | .45 | .36 | .67 | .85 | 1.4 | 1.5 | 12.47 |