Highest Daily Low Temperatures in Jacksonville History

This is a list of the hottest daily low temperatures ever recorded in Jacksonville, Florida history from 1871–2024 based on data from the NOAA.

Highest temperatures all-time

Record for the highest daily low temperature in Jacksonville

The highest low temperature for a calendar day in Jacksonville, Florida history was 86 °F which happened on Friday, July 26, 1872.

Rank	Temperature	Date
1	86 °F	July 26, 1872
2	85 °F	July 27, 1872
3	84 °F	June 9, 1872
4	83 °F	July 14, 1980
4	83 °F	June 19, 1873
4	83 °F	July 24, 1872
4	83 °F	June 8, 1872
4	83 °F	June 3, 1872
9	82 °F	July 12, 1879
9	82 °F	July 11, 1879
9	82 °F	August 1, 1873
9	82 °F	July 17, 1873
9	82 °F	June 20, 1873
9	82 °F	June 18, 1873
9	82 °F	July 25, 1872
9	82 °F	June 4, 1872
17	81 °F	July 15, 1883
17	81 °F	August 9, 1882
17	81 °F	August 22, 1881
17	81 °F	July 9, 1881
17	81 °F	July 1, 1881
17	81 °F	July 10, 1879
17	81 °F	August 28, 1873
17	81 °F	August 27, 1873
17	81 °F	August 26, 1873
17	81 °F	August 13, 1873
17	81 °F	August 12, 1873
17	81 °F	July 16, 1873
17	81 °F	July 10, 1873
17	81 °F	July 2, 1873
17	81 °F	June 25, 1873
17	81 °F	August 28, 1872
17	81 °F	July 30, 1872
17	81 °F	July 22, 1872