Weather By Day

September Weather In Louisville  
September Louisville Weather
Record High: 104°F
Normal High: 79°F
Normal Low: 61°F
Record Low: 33°F
Avg Monthly Rain: 3.05"
Rec 1 Day Rain: 4.3"

Louisville Weather In September

The record high temperature in Louisville for the last 63 years in September was 104 degrees Fahrenheit, most recently encountered on September 4, 1954, while the normal high temperature is 79. The coldest September day in Louisville for the past 63 years was 33 measured on September 30, 1949, and the typical low is 61.

United States NWS historical Louisville September Weather data records that on September 8, 1967, the high temperature did not exceed 54 degrees Fahrenheit, the lowest high measured in Louisville in the past 63 years. Weather Service records additionally indicate that on September 25, 2007, the low for the day was not measured below 77 degrees, the highest low temperature recorded in Louisville in the last 63 years.

National Weather Service data shows that the high temperature in Louisville on September First averages 85 degrees Fahrenheit and the high on the final day of September averages 76 degrees. The average recorded low temperature in Louisville on September First is 65 degrees Fahrenheit and the average low on the last day of September is 54 degrees.

Louisville usually receives an average of 3.05 inches of precipitation during September. September Louisville Weather records indicate that on September 21, 1979 Louisville received 4.3 inches of precipitation, the highest amount of rain recorded in a single day in September.