Quinton, Oklahoma has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 10.1 °C (low) to 22.6 °C (high). Annual precipitation averages 1171.7 Millimeters. Quinton 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 | -2.1 °C | 10.2 °C | 65.53 mm |
| February | -0.1 °C | 12.6 °C | 59.44 mm |
| March | 4.7 °C | 17.6 °C | 98.04 mm |
| April | 9.3 °C | 22.4 °C | 116.33 mm |
| May | 15 °C | 26.4 °C | 143.76 mm |
| June | 19.9 °C | 31.1 °C | 114.3 mm |
| July | 22 °C | 34 °C | 97.03 mm |
| August | 21.3 °C | 34 °C | 82.04 mm |
| September | 16.8 °C | 29.9 °C | 125.73 mm |
| October | 10.3 °C | 23.8 °C | 102.62 mm |
| November | 4.5 °C | 17.4 °C | 88.65 mm |
| December | -0.5 °C | 11.4 °C | 78.23 mm |
| Annual | 10.1 °C | 22.6 °C | 1171.7 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 7b : -15°C to -12.2°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |