Parks, Arizona has a Humid Continental Climate - Dry Cool Summer climate (Köppen classification: Dsb). Average annual temperatures range from 31.9 °F (low) to 63.1 °F (high). Annual precipitation averages 20.9 Inches. Parks is located in USDA Plant Hardiness Zone 6a. The growing season typically runs from the last frost around May 21 - May 31 through the first frost around Sep. 21 - Sep. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 17.4 °F | 44.6 °F | 2.23 in. |
| February | 19.6 °F | 46.8 °F | 2.36 in. |
| March | 23.9 °F | 53.0 °F | 2.03 in. |
| April | 28.0 °F | 59.9 °F | 1.08 in. |
| May | 34.6 °F | 69.1 °F | 0.85 in. |
| June | 42.6 °F | 80.7 °F | 0.29 in. |
| July | 50.9 °F | 83.4 °F | 2.44 in. |
| August | 50.0 °F | 80.8 °F | 2.96 in. |
| September | 42.7 °F | 75.5 °F | 1.77 in. |
| October | 32.0 °F | 65.5 °F | 1.48 in. |
| November | 23.5 °F | 53.7 °F | 1.42 in. |
| December | 17.1 °F | 44.7 °F | 1.99 in. |
| Annual | 31.9 °F | 63.1 °F | 20.9 in. |
| Average First Frost Date | Sep. 21 - Sep. 30 |
| Average Last Frost Date | May 21 - May 31 |
| Average Days With Frost | 150-180 Days |
| Plant Hardiness Zone | Zone 6a : -10°F to -5°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Dsb - Humid Continental Climate - Dry Cool Summer |