Fort Supply Oklahoma Climate Data

Monthly Average Climate Data for Fort Supply Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.8 °F48.9 °F0.8 in.
February24.6 °F52.3 °F0.94 in.
March33.6 °F62.3 °F1.79 in.
April42.5 °F71.2 °F2.03 in.
May53.6 °F80.0 °F3.16 in.
June64.1 °F88.8 °F3.61 in.
July68.6 °F94.2 °F2.64 in.
August66.6 °F93.1 °F2.9 in.
September58.0 °F85.2 °F1.88 in.
October44.8 °F73.3 °F2.37 in.
November32.3 °F60.5 °F1.1 in.
December23.3 °F49.4 °F1.07 in.
Annual44.5 °F71.6 °F24.29 in.

Climate Data for Fort Supply Oklahoma

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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