Keams Canyon, Arizona has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 35.7 °F (low) to 66.2 °F (high). Annual precipitation averages 8.9 Inches. Keams Canyon is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 1 - Oct. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.0 °F | 44.4 °F | 0.83 in. |
| February | 21.5 °F | 48.4 °F | 0.84 in. |
| March | 26.2 °F | 56.6 °F | 0.74 in. |
| April | 32.5 °F | 64.4 °F | 0.47 in. |
| May | 40.0 °F | 73.3 °F | 0.35 in. |
| June | 48.7 °F | 85.6 °F | 0.09 in. |
| July | 56.8 °F | 89.2 °F | 0.97 in. |
| August | 55.6 °F | 85.8 °F | 1.53 in. |
| September | 48.3 °F | 79.7 °F | 1.01 in. |
| October | 36.3 °F | 68.6 °F | 0.8 in. |
| November | 26.6 °F | 55.1 °F | 0.49 in. |
| December | 18.2 °F | 43.8 °F | 0.81 in. |
| Annual | 35.7 °F | 66.2 °F | 8.93 in. |
| Average First Frost Date | Oct. 1 - Oct. 10 |
| Average Last Frost Date | May 11 - May 20 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | BWk - Cold Desert Climate |