Jeffersontown Kentucky Climate Data

Monthly Average Climate Data for Jeffersontown Kentucky

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.3 °F42.3 °F3.73 in.
February27.8 °F46.8 °F3.66 in.
March35.5 °F56.5 °F4.71 in.
April45.5 °F67.8 °F4.97 in.
May55.7 °F76.1 °F5.31 in.
June63.9 °F83.9 °F4.92 in.
July67.5 °F87.1 °F4.36 in.
August66.1 °F86.5 °F3.43 in.
September58.9 °F80.9 °F3.58 in.
October47.1 °F69.7 °F3.72 in.
November36.5 °F56.6 °F3.69 in.
December29.4 °F46.0 °F4.35 in.
Annual46.6 °F66.7 °F50.43 in.

Climate Data for Jeffersontown Kentucky

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate