Weather By Day

September Baton Rouge Weather 
September Baton Rouge Weather
Record High: 104°F
Normal High: 87°F
Normal Low: 68°F
Record Low: 43°F
Avg Monthly Rain: 4.84"
Rec 1 Day Rain: 6.31"

Baton Rouge Weather In September

The highest recorded temperature for Baton Rouge for the past 60 years in September was 104 degrees Fahrenheit, on September 1, 2000, and the typical high is 87. The lowest measured temperature in Baton Rouge for the last 60 years in September was 43 measured on September 2, 1967, and the average low daily temperature is 68.

US National Weather Service Baton Rouge September Weather data records that on September 5, 1967, the high temperature did not exceed 65 degrees Fahrenheit, the lowest high measured in Baton Rouge in the past 60 years. Weather Service records additionally indicate that on September 2, 1989, the low for the day was not measured below 79 degrees, the highest low temperature recorded in Baton Rouge in the last 60 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Baton Rouge on September First is 90 degrees Fahrenheit and the average high on the last day of September is 84 degrees. The low temperature in Baton Rouge in September on the first day of the month averages 71 degrees and the low temperature on the last day of the month averages 62 degrees.

Baton Rouge receives an average of 4.84 inches of precipitation during September. The most precipitation recorded on a single day in September, according to September Baton Rouge Weather data, was 6.31 inches on September 27, 1973.