Chandler, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 9.2 °C (low) to 22.2 °C (high). Annual precipitation averages 965.7 Millimeters. Chandler 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 | -3.1 °C | 9.8 °C | 35.56 mm |
| February | -1.3 °C | 12.1 °C | 42.93 mm |
| March | 3.6 °C | 17.2 °C | 70.36 mm |
| April | 8.4 °C | 22.2 °C | 97.79 mm |
| May | 14.2 °C | 26.3 °C | 130.81 mm |
| June | 19.3 °C | 30.8 °C | 124.21 mm |
| July | 21.4 °C | 33.9 °C | 89.41 mm |
| August | 20.6 °C | 33.8 °C | 81.53 mm |
| September | 16 °C | 29.4 °C | 94.23 mm |
| October | 9.3 °C | 23.3 °C | 93.98 mm |
| November | 3.4 °C | 16.8 °C | 57.4 mm |
| December | -1.7 °C | 10.6 °C | 47.5 mm |
| Annual | 9.2 °C | 22.2 °C | 965.71 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 |