Wenden, Arizona has a Hot Desert Climate climate (Köppen classification: BWh). Average annual temperatures range from 11.5 °C (low) to 29.2 °C (high). Annual precipitation averages 213.1 Millimeters. Wenden 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. 21 - Dec. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.2 °C | 18.2 °C | 28.45 mm |
| February | 3.3 °C | 20 °C | 29.21 mm |
| March | 5.9 °C | 23.8 °C | 24.64 mm |
| April | 9 °C | 28.3 °C | 7.87 mm |
| May | 13.8 °C | 33.2 °C | 3.81 mm |
| June | 18.6 °C | 38.6 °C | 0.51 mm |
| July | 23.4 °C | 40.4 °C | 25.91 mm |
| August | 23.2 °C | 39.7 °C | 37.34 mm |
| September | 19.6 °C | 36.9 °C | 16 mm |
| October | 11.8 °C | 30.3 °C | 10.67 mm |
| November | 5.5 °C | 23.3 °C | 9.4 mm |
| December | 2 °C | 17.7 °C | 19.3 mm |
| Annual | 11.5 °C | 29.2 °C | 213.11 mm |
| Average First Frost Date | Dec. 21 - Dec. 31 |
| Average Last Frost Date | Jan. 21 - Jan. 31 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | BWh - Hot Desert Climate |