Smyrna Tennessee Climate Data

Monthly Average Climate Data for Smyrna Tennessee

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.3 °C8.6 °C112.27 mm
February-0.9 °C10.9 °C120.4 mm
March2.8 °C15.9 °C130.05 mm
April7.9 °C21.6 °C122.94 mm
May13.4 °C26.1 °C121.41 mm
June17.9 °C30.1 °C123.19 mm
July20.4 °C31.8 °C115.82 mm
August19.4 °C31.7 °C94.23 mm
September15.3 °C28.4 °C100.84 mm
October8.3 °C22.4 °C88.65 mm
November2.4 °C15.7 °C98.04 mm
December-0.7 °C10.4 °C134.87 mm
Annual8.7 °C21.1 °C1362.71 mm

Climate Data for Smyrna Tennessee

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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