Castle Oklahoma Climate Data

Monthly Average Climate Data for Castle Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-1.8 °C10.3 °C46.23 mm
February0.1 °C12.6 °C50.55 mm
March5 °C17.7 °C78.99 mm
April9.6 °C22.4 °C106.43 mm
May14.9 °C26.3 °C145.54 mm
June19.8 °C31.1 °C130.05 mm
July21.8 °C34.1 °C93.98 mm
August21.2 °C34.1 °C78.23 mm
September17.1 °C29.8 °C103.63 mm
October10.6 °C23.6 °C101.35 mm
November4.7 °C17.1 °C71.63 mm
December-0.2 °C11.2 °C57.91 mm
Annual10.2 °C22.5 °C1064.52 mm

Climate Data for Castle Oklahoma

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8a : -12.2°C to -9.4°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate