| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7b: 5°F to 10°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. 11 - Oct. 20 | |
| Average Last Frost Date: | May 1 - May 10 | |
| Koppen-Geiger Climate Zone: | Dsb - Humid Continental Climate - Dry Cool Summer | |
| Ecoregion: | 10a - Channeled Scablands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 31 - 45 days Over 86°F |
Annual Climate Data for ZIP Code 98815 - Cashmere, WA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 22 | 24 | 29 | 35 | 43 | 50 | 56 | 56 | 49 | 38 | 29 | 22 | 38 |
| Avg Max Temp (°F) | 35 | 40 | 50 | 59 | 68 | 74 | 83 | 84 | 75 | 60 | 43 | 34 | 59 |
| Avg Precip (In.) | 4.22 | 3.05 | 1.93 | 1.06 | .83 | .83 | .44 | .57 | .68 | 1.68 | 3.86 | 4.85 | 23.98 |