Spiro Oklahoma Climate Data

Monthly Average Climate Data for Spiro Oklahoma

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.2 °C10.4 °C79.25 mm
February-0.1 °C12.9 °C72.9 mm
March4.4 °C17.6 °C109.47 mm
April9.1 °C22.7 °C122.94 mm
May14.7 °C26.6 °C146.56 mm
June19.7 °C31.3 °C108.2 mm
July21.8 °C34.1 °C93.47 mm
August20.9 °C33.9 °C73.15 mm
September16.7 °C30.1 °C109.22 mm
October9.7 °C24 °C102.62 mm
November3.9 °C17.4 °C116.33 mm
December-0.6 °C11.6 °C95.5 mm
Annual9.8 °C22.7 °C1229.61 mm

Climate Data for Spiro 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 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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