Bixby, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.1 °C (low) to 22 °C (high). Annual precipitation averages 1060.7 Millimeters. Bixby 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 | -3.4 °C | 9.4 °C | 43.69 mm |
| February | -1.6 °C | 11.8 °C | 49.02 mm |
| March | 3.4 °C | 16.9 °C | 85.85 mm |
| April | 8.4 °C | 21.9 °C | 108.46 mm |
| May | 14.3 °C | 26.1 °C | 151.13 mm |
| June | 19.4 °C | 30.9 °C | 116.33 mm |
| July | 21.5 °C | 33.6 °C | 96.52 mm |
| August | 20.5 °C | 33.6 °C | 87.38 mm |
| September | 15.9 °C | 29.3 °C | 96.77 mm |
| October | 9 °C | 23.2 °C | 92.46 mm |
| November | 3 °C | 16.6 °C | 73.41 mm |
| December | -1.8 °C | 10.6 °C | 59.69 mm |
| Annual | 9.1 °C | 22 °C | 1060.71 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 75-100 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 | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |