Pawnee, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48 °F (low) to 71.9 °F (high). Annual precipitation averages 38.4 Inches. Pawnee is located in USDA Plant Hardiness Zone 7a. 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 | 25.4 °F | 49.2 °F | 1.35 in. |
| February | 28.8 °F | 53.3 °F | 1.56 in. |
| March | 37.8 °F | 62.9 °F | 2.97 in. |
| April | 47.0 °F | 72.2 °F | 4.01 in. |
| May | 57.3 °F | 79.4 °F | 5.35 in. |
| June | 66.4 °F | 87.9 °F | 4.5 in. |
| July | 70.5 °F | 93.1 °F | 3.84 in. |
| August | 68.9 °F | 93.1 °F | 3.73 in. |
| September | 60.4 °F | 85.1 °F | 3.78 in. |
| October | 48.6 °F | 74.3 °F | 3.54 in. |
| November | 37.1 °F | 61.8 °F | 2.13 in. |
| December | 28.1 °F | 50.6 °F | 1.68 in. |
| Annual | 48 °F | 71.9 °F | 38.44 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 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |