Earliest and Latest Days of 100° F in Houston

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Houston, Mississippi history. It is based on NOAA data from the years 1942–2024.

Also see:

Earliest 100 degree day in Houston?

The earliest in the year that Houston, Mississippi had a high temperature of at least 100 °F is June 10 which happened in 1953.

Latest 100 degree day in Houston?

The latest in the year that Houston, Mississippi had a high temperature of at least 100 °F is September 18 which happened in 1953.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 10	1953	100 °F
June 11	1953	100 °F
June 16	1948	100 °F
June 17	1948	101 °F
June 18	1970	101 °F
June 18	1953	101 °F
June 18	1948	101 °F
June 18	1944	101 °F
June 19	1953	102 °F
June 19	1948	102 °F
June 19	1944	100 °F
June 20	1953	101 °F
June 20	1952	100 °F
June 20	1948	102 °F
June 21	1953	102 °F
June 22	1953	100 °F
June 23	1964	100 °F
June 25	1943	100 °F
June 27	1954	100 °F
June 28	1954	101 °F
June 28	1952	100 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 18	1953	100 °F
September 17	1953	100 °F
September 15	1980	100 °F
September 11	1947	102 °F
September 10	1947	102 °F
September 9	1947	102 °F
September 8	1947	102 °F
September 7	1947	102 °F
September 6	1954	100 °F
September 6	1947	102 °F
September 5	1954	101 °F
September 3	2000	100 °F
September 2	2000	100 °F
September 2	1951	102 °F
September 2	1947	100 °F
September 1	2000	101 °F
September 1	1953	100 °F
September 1	1951	104 °F
August 31	2000	102 °F
August 31	1951	104 °F