Winchester Oklahoma Climate Data

Monthly Average Climate Data for Winchester Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.2 °C9.9 °C44.45 mm
February-0.5 °C12.1 °C51.56 mm
March4.6 °C17.1 °C81.28 mm
April9.2 °C21.9 °C111.51 mm
May14.8 °C25.8 °C150.11 mm
June19.7 °C30.4 °C112.78 mm
July21.9 °C33.7 °C96.52 mm
August21.1 °C33.7 °C91.44 mm
September16.8 °C29.6 °C92.96 mm
October10.1 °C23.4 °C101.09 mm
November4.4 °C17.1 °C72.9 mm
December-0.7 °C10.9 °C57.91 mm
Annual9.9 °C22.1 °C1064.51 mm

Climate Data for Winchester Oklahoma

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate