| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°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 5b: -15°F to -10°F | |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F | |
| 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: | 15o - Coeur d Alene Metasedimentary Zone | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 83839 - Kingston, ID | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 21 | 24 | 29 | 34 | 41 | 47 | 50 | 50 | 42 | 34 | 29 | 22 | 35 |
| Avg Max Temp (°F) | 35 | 41 | 49 | 58 | 67 | 74 | 83 | 83 | 72 | 59 | 42 | 35 | 58 |
| Avg Precip (In.) | 2.99 | 2.36 | 2.34 | 2.08 | 2.29 | 1.77 | 1.14 | 1.12 | 1.41 | 1.72 | 3.3 | 3.33 | 25.85 |