| 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: | Oct. 1 - Oct. 10 | |
| Average Last Frost Date: | May 11 - May 20 | |
| 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: | 1 - 7 days Over 86°F |
Annual Climate Data for ZIP Code 83873 - Wallace, ID | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 20 | 22 | 26 | 32 | 38 | 43 | 48 | 48 | 41 | 33 | 26 | 20 | 33 |
| Avg Max Temp (°F) | 32 | 37 | 44 | 52 | 60 | 67 | 75 | 76 | 67 | 54 | 37 | 31 | 53 |
| Avg Precip (In.) | 5.71 | 4.53 | 4.03 | 3.16 | 3.22 | 2.76 | 1.53 | 1.45 | 1.94 | 3.05 | 5.68 | 5.79 | 42.85 |