Earliest and Latest Days of 90° F in Slidell

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in Slidell, Louisiana history. It is based on NOAA data from the years 1956–2024.

Also see:

Earliest 90 degree day in Slidell?

The earliest in the year that Slidell, Louisiana had a high temperature of at least 90 °F is April 10 which happened in 2021.

Latest 90 degree day in Slidell?

The latest in the year that Slidell, Louisiana had a high temperature of at least 90 °F is November 20 which happened in 1965.

Earliest Days ≥ 90 °F

Date	Year	Temperature
April 10	2021	90 °F
April 16	1981	90 °F
April 20	1987	90 °F
April 21	1987	90 °F
April 28	1987	92 °F
May 2	2002	90 °F
May 4	2002	90 °F
May 5	2002	95 °F
May 7	1984	90 °F
May 7	1956	92 °F
May 8	1967	90 °F
May 8	1963	90 °F
May 8	1956	91 °F
May 9	2002	90 °F
May 11	2003	90 °F
May 11	1979	90 °F
May 11	1967	90 °F
May 12	2003	91 °F
May 12	1979	91 °F
May 12	1967	90 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
November 20	1965	90 °F
October 16	2015	91 °F
October 16	1972	90 °F
October 15	1971	90 °F
October 14	1972	90 °F
October 13	1972	90 °F
October 9	1982	90 °F
October 9	1963	90 °F
October 9	1962	90 °F
October 8	2009	90 °F
October 8	1990	90 °F
October 8	1962	92 °F
October 7	2002	90 °F
October 7	1990	91 °F
October 7	1981	90 °F
October 7	1962	93 °F
October 6	2005	91 °F
October 6	1986	90 °F
October 6	1973	91 °F
October 6	1963	94 °F