Sunizona, Arizona has a Cold Semi-Arid Climate climate (Köppen classification: BSk). Average annual temperatures range from 46.4 °F (low) to 78.4 °F (high). Annual precipitation averages 12.7 Inches. Sunizona is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 30.3 °F | 60.9 °F | 0.85 in. |
| February | 33.0 °F | 64.4 °F | 0.74 in. |
| March | 37.7 °F | 70.8 °F | 0.67 in. |
| April | 42.7 °F | 77.9 °F | 0.18 in. |
| May | 49.8 °F | 86.0 °F | 0.24 in. |
| June | 60.2 °F | 95.4 °F | 0.41 in. |
| July | 65.6 °F | 94.0 °F | 2.73 in. |
| August | 64.4 °F | 91.5 °F | 3.0 in. |
| September | 58.8 °F | 88.8 °F | 1.41 in. |
| October | 47.4 °F | 81.2 °F | 0.83 in. |
| November | 36.8 °F | 69.6 °F | 0.71 in. |
| December | 30.3 °F | 60.5 °F | 0.91 in. |
| Annual | 46.4 °F | 78.4 °F | 12.68 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | BSk - Cold Semi-Arid Climate |