Mount Vernon Kentucky Climate Data

Monthly Average Climate Data for Mount Vernon Kentucky

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.5 °F43.1 °F4.16 in.
February27.1 °F46.7 °F3.48 in.
March34.0 °F56.4 °F4.62 in.
April43.4 °F67.4 °F4.55 in.
May53.0 °F74.7 °F4.87 in.
June61.1 °F81.6 °F5.16 in.
July65.0 °F84.4 °F4.75 in.
August63.3 °F84.2 °F3.4 in.
September56.3 °F78.9 °F3.4 in.
October44.5 °F68.6 °F3.32 in.
November34.7 °F56.4 °F3.44 in.
December28.7 °F46.6 °F4.52 in.
Annual44.6 °F65.8 °F49.67 in.

Climate Data for Mount Vernon 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 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate