Optima Oklahoma Climate Data

Monthly Average Climate Data for Optima Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.1 °F48.4 °F0.42 in.
February22.5 °F51.8 °F0.37 in.
March30.4 °F61.1 °F1.15 in.
April38.9 °F69.5 °F1.38 in.
May49.9 °F79.2 °F2.18 in.
June60.7 °F89.5 °F2.61 in.
July65.4 °F93.9 °F2.78 in.
August63.6 °F91.7 °F2.88 in.
September55.4 °F84.6 °F1.3 in.
October41.8 °F72.1 °F1.7 in.
November29.6 °F59.5 °F0.58 in.
December21.1 °F48.3 °F0.72 in.
Annual41.6 °F70.8 °F18.07 in.

Climate Data for Optima Oklahoma

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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