Brenda, Arizona has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 54.9 °F (low) to 85.9 °F (high). Annual precipitation averages 6.3 Inches. Brenda is located in USDA Plant Hardiness Zone 9a. 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 | 37.3 °F | 65.7 °F | 0.83 in. |
| February | 40.2 °F | 69.5 °F | 0.87 in. |
| March | 45.2 °F | 76.5 °F | 0.69 in. |
| April | 51.0 °F | 84.1 °F | 0.19 in. |
| May | 59.8 °F | 93.0 °F | 0.11 in. |
| June | 68.2 °F | 102.7 °F | 0.02 in. |
| July | 76.7 °F | 106.6 °F | 0.68 in. |
| August | 76.2 °F | 105.4 °F | 0.9 in. |
| September | 68.9 °F | 99.9 °F | 0.58 in. |
| October | 55.2 °F | 88.3 °F | 0.36 in. |
| November | 43.5 °F | 74.8 °F | 0.35 in. |
| December | 36.5 °F | 64.4 °F | 0.7 in. |
| Annual | 54.9 °F | 85.9 °F | 6.28 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 9a : 20°F to 25°F |
| Plant Hardiness Zone - 2012 | Zone 9a : 20°F to 25°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BWh - Hot Desert Climate |