Wikieup, Arizona has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 10.6 °C (low) to 29.2 °C (high). Annual precipitation averages 223.8 Millimeters. Wikieup is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 11 - Mar. 20 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.9 °C | 17.9 °C | 35.31 mm |
| February | 2.9 °C | 19.9 °C | 35.81 mm |
| March | 5.3 °C | 23.4 °C | 32 mm |
| April | 7.9 °C | 27.8 °C | 4.57 mm |
| May | 12.8 °C | 33.2 °C | 3.05 mm |
| June | 17.3 °C | 38.7 °C | 0.51 mm |
| July | 22.3 °C | 40.8 °C | 13.46 mm |
| August | 21.8 °C | 40 °C | 30.73 mm |
| September | 17.7 °C | 36.7 °C | 19.05 mm |
| October | 10.9 °C | 30.8 °C | 13.97 mm |
| November | 4.9 °C | 23.2 °C | 14.48 mm |
| December | 1.2 °C | 17.5 °C | 20.83 mm |
| Annual | 10.6 °C | 29.2 °C | 223.77 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 11 - Mar. 20 |
| Average Days With Frost | 30-40 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 | Severe Drought |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |