Grandfield Oklahoma Climate Data

Monthly Average Climate Data for Grandfield Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-1.9 °C11.9 °C30.23 mm
February-0.2 °C14.2 °C37.85 mm
March4.6 °C19.1 °C57.4 mm
April8.9 °C23.8 °C71.12 mm
May15 °C28.8 °C104.9 mm
June20.2 °C33.6 °C97.28 mm
July22.2 °C36.3 °C56.39 mm
August21.8 °C36.1 °C59.18 mm
September17.4 °C31.4 °C73.15 mm
October10.7 °C25.2 °C79.25 mm
November4.2 °C18.1 °C48.01 mm
December-0.9 °C12.5 °C38.86 mm
Annual10.2 °C24.3 °C753.62 mm

Climate Data for Grandfield 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 ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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