Hanna Oklahoma Climate Data

Monthly Average Climate Data for Hanna Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.2 °C10.4 °C56.64 mm
February-0.1 °C12.8 °C56.13 mm
March4.8 °C18.1 °C82.8 mm
April9.3 °C22.8 °C107.7 mm
May14.9 °C26.5 °C150.62 mm
June19.9 °C31.2 °C125.98 mm
July21.6 °C33.9 °C106.93 mm
August21.1 °C34 °C89.92 mm
September16.4 °C30.1 °C112.78 mm
October10.2 °C24.2 °C102.36 mm
November4.3 °C17.3 °C86.61 mm
December-0.5 °C11.7 °C73.15 mm
Annual10 °C22.8 °C1151.62 mm

Climate Data for Hanna 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 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
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