Ralston Oklahoma Climate Data

Monthly Average Climate Data for Ralston Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.9 °C9.3 °C34.29 mm
February-1.9 °C11.8 °C39.12 mm
March3.2 °C17.2 °C72.9 mm
April8.3 °C22.5 °C102.87 mm
May13.9 °C26.2 °C139.95 mm
June19.1 °C31.1 °C119.13 mm
July21.3 °C34 °C96.27 mm
August20.3 °C33.9 °C100.84 mm
September15.6 °C29.4 °C91.95 mm
October9 °C23.6 °C77.98 mm
November2.6 °C16.6 °C54.1 mm
December-2.3 °C10.2 °C45.97 mm
Annual8.8 °C22.2 °C975.37 mm

Climate Data for Ralston Oklahoma

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsExtreme Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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