Earliest and Latest Days of 100° F in Sumter

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Sumter, South Carolina history. It is based on NOAA data from the years 1901–2024.

Also see:

Earliest 100 degree day in Sumter?

The earliest in the year that Sumter, South Carolina had a high temperature of at least 100 °F is May 23 which happened in 1941.

Latest 100 degree day in Sumter?

The latest in the year that Sumter, South Carolina had a high temperature of at least 100 °F is October 5 which happened in 1954.

Earliest Days ≥ 100 °F

Date	Year	Temperature
May 23	1941	100 °F
May 24	1903	100 °F
May 25	1903	104 °F
May 26	1953	100 °F
May 26	1903	100 °F
May 29	1982	100 °F
May 31	1953	100 °F
June 1	1953	101 °F
June 1	1945	101 °F
June 2	1945	102 °F
June 3	1951	101 °F
June 4	1943	101 °F
June 5	1985	100 °F
June 5	1943	102 °F
June 5	1904	101 °F
June 6	1943	101 °F
June 8	1947	100 °F
June 9	1954	101 °F
June 9	1947	102 °F
June 10	1993	100 °F
June 10	1947	102 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
October 5	1954	100 °F
September 18	1931	100 °F
September 10	1939	101 °F
September 9	1939	100 °F
September 6	1954	102 °F
September 6	1944	101 °F
September 5	1944	102 °F
September 4	1944	102 °F
September 3	1944	101 °F
September 2	1944	101 °F
August 29	1903	102 °F
August 28	1903	101 °F
August 27	1954	103 °F
August 27	1903	100 °F
August 26	1943	100 °F
August 26	1903	100 °F
August 25	2002	101 °F
August 24	1987	101 °F
August 24	1983	102 °F
August 24	1968	102 °F