Dill City, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 48.3 °F (low) to 72.4 °F (high). Annual precipitation averages 28.4 Inches. Dill City is located in USDA Plant Hardiness Zone 7b. 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 | 26.4 °F | 49.9 °F | 1.0 in. |
| February | 29.2 °F | 53.5 °F | 1.15 in. |
| March | 37.5 °F | 62.8 °F | 2.14 in. |
| April | 45.8 °F | 71.2 °F | 2.92 in. |
| May | 56.7 °F | 80.3 °F | 3.94 in. |
| June | 66.4 °F | 89.9 °F | 3.52 in. |
| July | 70.7 °F | 95.2 °F | 2.18 in. |
| August | 69.4 °F | 94.3 °F | 3.31 in. |
| September | 61.9 °F | 86.1 °F | 2.53 in. |
| October | 49.2 °F | 73.9 °F | 2.83 in. |
| November | 37.5 °F | 61.1 °F | 1.53 in. |
| December | 28.5 °F | 50.7 °F | 1.31 in. |
| Annual | 48.3 °F | 72.4 °F | 28.36 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 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Exceptional Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |