Summersville Kentucky Climate Data

Monthly Average Climate Data for Summersville Kentucky

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.4 °C6.5 °C103.38 mm
February-1.8 °C9.1 °C108.46 mm
March1.9 °C14 °C130.56 mm
April7.3 °C19.8 °C122.94 mm
May12.9 °C24.4 °C141.99 mm
June17.3 °C29 °C127.76 mm
July19.3 °C30.5 °C131.57 mm
August18.3 °C30 °C99.31 mm
September14.5 °C27.1 °C104.39 mm
October8.1 °C21.3 °C90.42 mm
November2.2 °C14.1 °C94.74 mm
December-1.1 °C8.5 °C120.4 mm
Annual8 °C19.5 °C1375.92 mm

Climate Data for Summersville Kentucky

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate