Spiro Oklahoma Climate Data

Monthly Average Climate Data for Spiro Oklahoma

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January28.1 °F50.7 °F3.12 in.
February31.8 °F55.2 °F2.87 in.
March39.9 °F63.7 °F4.31 in.
April48.3 °F72.8 °F4.84 in.
May58.5 °F79.8 °F5.77 in.
June67.5 °F88.4 °F4.26 in.
July71.2 °F93.3 °F3.68 in.
August69.7 °F93.1 °F2.88 in.
September62.0 °F86.1 °F4.3 in.
October49.5 °F75.2 °F4.04 in.
November39.0 °F63.4 °F4.58 in.
December30.9 °F52.9 °F3.76 in.
Annual49.7 °F72.9 °F48.41 in.

Climate Data for Spiro Oklahoma

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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