Grainola Oklahoma Climate Data

Monthly Average Climate Data for Grainola Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.9 °F45.5 °F1.08 in.
February26.0 °F50.0 °F1.49 in.
March35.2 °F60.0 °F2.73 in.
April44.9 °F69.2 °F4.13 in.
May55.9 °F77.1 °F5.83 in.
June65.6 °F86.1 °F5.45 in.
July69.8 °F91.1 °F4.28 in.
August68.0 °F90.5 °F3.74 in.
September60.0 °F83.5 °F3.59 in.
October47.2 °F71.7 °F3.52 in.
November35.8 °F59.2 °F2.13 in.
December25.8 °F47.4 °F1.65 in.
Annual46.4 °F69.3 °F39.62 in.

Climate Data for Grainola 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 ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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