Drexel Heights, Arizona has a Hot Semi-Arid Climate climate (Köppen classification: BSh). Average annual temperatures range from 54.7 °F (low) to 84.5 °F (high). Annual precipitation averages 11.5 Inches. Drexel Heights is located in USDA Plant Hardiness Zone 9b. The growing season typically runs from the last frost around Jan. 21 - Jan. 31 through the first frost around Dec. 11 - Dec. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 38.0 °F | 67.0 °F | 0.88 in. |
| February | 40.4 °F | 69.7 °F | 0.8 in. |
| March | 45.4 °F | 76.2 °F | 0.59 in. |
| April | 50.7 °F | 83.2 °F | 0.35 in. |
| May | 58.6 °F | 91.8 °F | 0.27 in. |
| June | 68.2 °F | 101.4 °F | 0.28 in. |
| July | 74.6 °F | 100.9 °F | 2.14 in. |
| August | 73.4 °F | 99.1 °F | 2.16 in. |
| September | 68.0 °F | 95.8 °F | 1.27 in. |
| October | 56.2 °F | 87.2 °F | 1.14 in. |
| November | 45.1 °F | 76.1 °F | 0.64 in. |
| December | 37.7 °F | 66.1 °F | 0.95 in. |
| Annual | 54.7 °F | 84.5 °F | 11.47 in. |
| Average First Frost Date | Dec. 11 - Dec. 20 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | Frost Rare |
| Plant Hardiness Zone | Zone 9b : 25°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | BSh - Hot Semi-Arid Climate |