Ooltewah Tennessee Climate Data

Monthly Average Climate Data for Ooltewah Tennessee

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-0.8 °C9.9 °C152.65 mm
February0.6 °C12.3 °C140.46 mm
March4.2 °C17.1 °C141.22 mm
April8.7 °C22.2 °C119.89 mm
May13.9 °C26.3 °C108.71 mm
June18.4 °C30 °C122.17 mm
July20.4 °C31.7 °C153.16 mm
August19.9 °C31.4 °C101.85 mm
September16.3 °C28.6 °C124.97 mm
October9.5 °C22.8 °C82.8 mm
November3.3 °C16.5 °C125.73 mm
December0.7 °C11.5 °C154.69 mm
Annual9.6 °C21.7 °C1528.3 mm

Climate Data for Ooltewah Tennessee

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8a : -12.2°C to -9.4°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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