Cashmere, Washington has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 39.9 °F (low) to 62.4 °F (high). Annual precipitation averages 14.3 Inches. Cashmere is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 24.5 °F | 35.7 °F | 2.23 in. |
| February | 26.9 °F | 43.5 °F | 1.48 in. |
| March | 32.1 °F | 53.7 °F | 1.38 in. |
| April | 38.2 °F | 63.3 °F | 0.77 in. |
| May | 45.9 °F | 72.6 °F | 0.92 in. |
| June | 52.1 °F | 79.1 °F | 0.69 in. |
| July | 58.2 °F | 88.4 °F | 0.31 in. |
| August | 57.5 °F | 88.0 °F | 0.26 in. |
| September | 49.2 °F | 78.8 °F | 0.37 in. |
| October | 38.9 °F | 63.1 °F | 1.08 in. |
| November | 30.7 °F | 46.5 °F | 1.9 in. |
| December | 24.7 °F | 35.6 °F | 2.94 in. |
| Annual | 39.9 °F | 62.4 °F | 14.33 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |