Hennepin Oklahoma Climate Data

Monthly Average Climate Data for Hennepin Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January28.6 °F52.4 °F1.6 in.
February32.4 °F56.6 °F1.9 in.
March40.9 °F65.2 °F2.8 in.
April48.8 °F73.3 °F3.56 in.
May58.8 °F80.3 °F5.61 in.
June67.9 °F88.7 °F4.7 in.
July71.5 °F94.1 °F2.74 in.
August70.5 °F94.5 °F2.65 in.
September62.9 °F86.8 °F3.87 in.
October50.7 °F75.9 °F3.42 in.
November39.9 °F64.2 °F2.13 in.
December30.7 °F54.0 °F2.06 in.
Annual50.3 °F73.8 °F37.04 in.

Climate Data for Hennepin Oklahoma

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8a : 10°F to 15°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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