Jonesborough Tennessee Climate Data

Monthly Average Climate Data for Jonesborough Tennessee

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3 °C8.2 °C91.69 mm
February-1.6 °C10.4 °C95.25 mm
March1.9 °C15.3 °C104.9 mm
April6.4 °C20.9 °C106.68 mm
May11.4 °C24.8 °C106.43 mm
June15.8 °C28.2 °C106.43 mm
July17.8 °C29.7 °C133.1 mm
August17.2 °C29.3 °C111.51 mm
September13.8 °C26.8 °C77.72 mm
October7.3 °C21.4 °C65.79 mm
November1.7 °C15.2 °C77.98 mm
December-1.3 °C9.9 °C104.9 mm
Annual7.3 °C20 °C1182.38 mm

Climate Data for Jonesborough Tennessee

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