Park Hill, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.3 °F (low) to 71.5 °F (high). Annual precipitation averages 48.1 Inches. Park Hill is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 27.5 °F | 49.1 °F | 2.51 in. |
| February | 31.0 °F | 53.5 °F | 2.47 in. |
| March | 39.4 °F | 62.5 °F | 3.9 in. |
| April | 48.0 °F | 71.6 °F | 4.61 in. |
| May | 57.7 °F | 78.8 °F | 6.27 in. |
| June | 66.7 °F | 86.9 °F | 5.15 in. |
| July | 70.7 °F | 92.1 °F | 3.93 in. |
| August | 69.2 °F | 92.1 °F | 3.54 in. |
| September | 61.5 °F | 84.7 °F | 4.6 in. |
| October | 49.7 °F | 73.4 °F | 4.47 in. |
| November | 39.2 °F | 61.9 °F | 3.74 in. |
| December | 30.4 °F | 51.1 °F | 2.9 in. |
| Annual | 49.3 °F | 71.5 °F | 48.09 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |