The mean annual temperature varies from 56 degrees F in the extreme north to 59 degrees F in southwestern counties. July is usually the warmest month and January the coldest. Extreme summer temperatures usually reach 100 degrees F at most locatons, but only infrequently. Minimum temperatures of 0 degree F or below can be expected during December, January, and February at most locations, but again not too often.
For more information on Kentucky weather refer to the UK College of Agriculture Weather Center.