George, Washington has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 38.9 °F (low) to 61.8 °F (high). Annual precipitation averages 7.6 Inches. George 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 | 23.7 °F | 36.1 °F | 0.98 in. |
| February | 26.7 °F | 43.5 °F | 0.69 in. |
| March | 31.5 °F | 53.8 °F | 0.71 in. |
| April | 36.8 °F | 62.2 °F | 0.6 in. |
| May | 44.8 °F | 71.7 °F | 0.65 in. |
| June | 50.8 °F | 78.4 °F | 0.54 in. |
| July | 57.1 °F | 87.4 °F | 0.27 in. |
| August | 56.1 °F | 86.5 °F | 0.17 in. |
| September | 48.3 °F | 77.5 °F | 0.22 in. |
| October | 38.2 °F | 62.6 °F | 0.59 in. |
| November | 29.4 °F | 46.5 °F | 0.9 in. |
| December | 23.5 °F | 35.9 °F | 1.25 in. |
| Annual | 38.9 °F | 61.8 °F | 7.57 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BWk - Cold Desert Climate |