Apache, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.6 °C (low) to 23.2 °C (high). Annual precipitation averages 844.3 Millimeters. Apache 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 | -2.6 °C | 11 °C | 29.97 mm |
| February | -0.6 °C | 13.2 °C | 38.35 mm |
| March | 4.1 °C | 18.2 °C | 59.69 mm |
| April | 8.7 °C | 22.7 °C | 87.63 mm |
| May | 14.6 °C | 27.4 °C | 119.13 mm |
| June | 19.6 °C | 32.2 °C | 116.08 mm |
| July | 21.7 °C | 35.2 °C | 69.6 mm |
| August | 21.1 °C | 35 °C | 71.63 mm |
| September | 16.7 °C | 30.4 °C | 86.61 mm |
| October | 9.9 °C | 24.1 °C | 80.26 mm |
| November | 3.6 °C | 17.3 °C | 42.67 mm |
| December | -1.4 °C | 11.4 °C | 42.67 mm |
| Annual | 9.6 °C | 23.2 °C | 844.29 mm |
| 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 : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |