Weather By Day

September Weather In Jacksonville  
September Jacksonville Weather
Record High: 98°F
Normal High: 86°F
Normal Low: 69°F
Record Low: 48°F
Avg Monthly Rain: 7.9"
Rec 1 Day Rain: 10.13"

Jacksonville Weather In September

The highest recorded temperature for Jacksonville for the past 69 years in September was 98 degrees Fahrenheit, measured on September 5, 1999, and the standard high is 86. The coldest day reported in Jacksonville in September for the past 69 years was 48 registered on September 20, 1981, while the mean low daily temperature during the month is 69.

United States National Weather Service historical Jacksonville September weather data indicates that on September 26, 1956, the measured high temperature did not exceed 69 degrees Fahrenheit, the lowest high measured in Jacksonville in the past 69 years. NWS weather data additionally shows that on September 8, 2004, the lowest recorded temperature on that day did not drop below 79 degrees, the highest low measured in Jacksonville in the last 69 years.

Historical weather data accumulated by the National Weather Service shows that the average daily high temperature in Jacksonville on September First is 90 degrees Fahrenheit and the average high on the last day of September is 84 degrees. The average recorded low temperature in Jacksonville on September First is 72 degrees Fahrenheit and the average low on the last day of September is 67 degrees.

Jacksonville usually receives an average of 7.9 inches of precipitation during September. September Jacksonville Weather records show that on September 25, 1949 Jacksonville received 10.13 inches of rain, the most rain measured in a single day in September.