Simpsonville Kentucky Climate Data

Monthly Average Climate Data for Simpsonville Kentucky

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.6 °C5.2 °C93.47 mm
February-3.1 °C7.6 °C94.49 mm
March1.1 °C12.9 °C118.36 mm
April6.7 °C19.1 °C123.7 mm
May12.5 °C23.9 °C136.91 mm
June16.9 °C28.9 °C126.75 mm
July18.9 °C30.6 °C114.81 mm
August18.2 °C29.8 °C87.63 mm
September14.2 °C26.7 °C89.41 mm
October7.6 °C20.6 °C92.71 mm
November1.7 °C13.2 °C91.69 mm
December-2.2 °C7.2 °C109.22 mm
Annual7.3 °C18.8 °C1279.15 mm

Climate Data for Simpsonville Kentucky

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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