Wynona Oklahoma Climate Data

Monthly Average Climate Data for Wynona Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.8 °F48.3 °F1.43 in.
February28.3 °F52.8 °F1.78 in.
March37.4 °F62.3 °F3.04 in.
April46.9 °F71.5 °F4.53 in.
May57.0 °F78.3 °F5.82 in.
June66.1 °F86.5 °F5.26 in.
July70.2 °F91.9 °F4.08 in.
August68.5 °F92.0 °F3.58 in.
September60.4 °F84.5 °F3.51 in.
October48.1 °F73.3 °F3.4 in.
November37.2 °F61.6 °F2.29 in.
December27.8 °F50.0 °F1.76 in.
Annual47.7 °F71.1 °F40.48 in.

Climate Data for Wynona Oklahoma

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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