Highest Daily Low Temperatures in Slidell History

This is a list of the hottest daily low temperatures ever recorded in Slidell, Louisiana history from 1956–2024 based on data from the NOAA.

Highest temperatures all-time

Record for the highest daily low temperature in Slidell

The highest low temperature for a calendar day in Slidell, Louisiana history was 88 °F which happened on Sunday, June 16, 1963.

Rank	Temperature	Date
1	88 °F	June 16, 1963
2	84 °F	August 12, 2023
2	84 °F	August 11, 2023
2	84 °F	August 10, 2023
2	84 °F	August 9, 2023
2	84 °F	August 8, 2023
2	84 °F	August 7, 2023
8	83 °F	August 15, 2023
8	83 °F	August 14, 2023
8	83 °F	August 5, 2023
8	83 °F	August 3, 2010
8	83 °F	June 18, 1998
13	82 °F	August 20, 2023
13	82 °F	August 13, 2023
13	82 °F	August 6, 2023
13	82 °F	August 4, 2023
13	82 °F	July 22, 2023
13	82 °F	July 16, 2023
13	82 °F	July 15, 2023
13	82 °F	July 14, 2023
13	82 °F	July 9, 2023
13	82 °F	July 2, 2023
13	82 °F	June 16, 2023
13	82 °F	June 15, 2023
13	82 °F	June 25, 2022
13	82 °F	August 11, 2011
13	82 °F	August 10, 2011
13	82 °F	August 11, 2007
13	82 °F	July 20, 2000
13	82 °F	July 10, 1998
13	82 °F	June 19, 1998