Dilkon, Arizona has a Cold Desert Climate climate (Köppen classification: BWk). Average annual temperatures range from 38.2 °F (low) to 69.2 °F (high). Annual precipitation averages 8.8 Inches. Dilkon is located in USDA Plant Hardiness Zone 7a. The growing season typically runs from the last frost around May 11 - May 20 through the first frost around Oct. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.2 °F | 47.6 °F | 0.82 in. |
| February | 23.9 °F | 52.1 °F | 0.82 in. |
| March | 28.6 °F | 60.0 °F | 0.63 in. |
| April | 34.6 °F | 67.0 °F | 0.37 in. |
| May | 43.2 °F | 76.5 °F | 0.41 in. |
| June | 52.0 °F | 88.1 °F | 0.13 in. |
| July | 59.8 °F | 91.8 °F | 1.07 in. |
| August | 58.8 °F | 88.7 °F | 1.37 in. |
| September | 50.6 °F | 82.3 °F | 0.97 in. |
| October | 38.6 °F | 71.2 °F | 0.76 in. |
| November | 27.8 °F | 58.5 °F | 0.64 in. |
| December | 20.2 °F | 46.9 °F | 0.78 in. |
| Annual | 38.2 °F | 69.2 °F | 8.77 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | May 11 - May 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 | Severe Drought |
| Köppen Climate Classification | BWk - Cold Desert Climate |