Payson, Arizona has a Hot-Summer Mediterranean Climate climate (Köppen classification: Csa). Average annual temperatures range from 42.5 °F (low) to 72.2 °F (high). Annual precipitation averages 21.6 Inches. Payson is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around May 1 - May 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 28.2 °F | 54.3 °F | 2.64 in. |
| February | 29.5 °F | 56.4 °F | 2.58 in. |
| March | 33.1 °F | 62.7 °F | 2.02 in. |
| April | 38.4 °F | 69.4 °F | 0.78 in. |
| May | 45.0 °F | 78.2 °F | 0.58 in. |
| June | 53.6 °F | 89.1 °F | 0.27 in. |
| July | 61.8 °F | 91.6 °F | 2.81 in. |
| August | 60.8 °F | 89.4 °F | 2.92 in. |
| September | 54.2 °F | 84.5 °F | 1.79 in. |
| October | 43.3 °F | 74.5 °F | 1.43 in. |
| November | 33.5 °F | 62.7 °F | 1.42 in. |
| December | 28.3 °F | 53.6 °F | 2.35 in. |
| Annual | 42.5 °F | 72.2 °F | 21.59 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | May 1 - May 10 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Csa - Hot-Summer Mediterranean Climate |