Maryville Tennessee Climate Data

Monthly Average Climate Data for Maryville Tennessee

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-1.7 °C8.8 °C126.24 mm
February-0.1 °C11.2 °C124.97 mm
March3.6 °C16.2 °C129.03 mm
April8.3 °C21.3 °C125.98 mm
May13.4 °C25.8 °C105.16 mm
June17.9 °C29.5 °C114.3 mm
July20.1 °C31.1 °C143 mm
August19.4 °C30.8 °C86.36 mm
September16.1 °C28.2 °C93.73 mm
October9.2 °C22.1 °C82.55 mm
November2.8 °C15.7 °C110.49 mm
December0.2 °C10.6 °C134.62 mm
Annual9.1 °C20.9 °C1376.43 mm

Climate Data for Maryville Tennessee

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
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 ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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