Earliest and Latest Days of 100° F in Plymouth

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Plymouth, Indiana history. It is based on NOAA data from the years 1894–2024.

Also see:

Earliest 100 degree day in Plymouth?

The earliest in the year that Plymouth, Indiana had a high temperature of at least 100 °F is June 1 which happened in 1934.

Latest 100 degree day in Plymouth?

The latest in the year that Plymouth, Indiana had a high temperature of at least 100 °F is September 15 which happened in 1939.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 1	1934	103 °F
June 6	1933	101 °F
June 7	1933	104 °F
June 8	1933	100 °F
June 10	1933	100 °F
June 11	1933	103 °F
June 19	1953	100 °F
June 20	1953	102 °F
June 20	1933	100 °F
June 21	1933	101 °F
June 25	1988	100 °F
June 27	1944	101 °F
June 27	1933	103 °F
June 28	1971	100 °F
June 28	1952	100 °F
June 28	1944	101 °F
June 28	1934	105 °F
June 28	1933	101 °F
June 29	2012	104 °F
July 3	1955	100 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
September 15	1939	101 °F
September 14	1939	102 °F
September 13	1939	100 °F
September 8	1933	100 °F
September 7	1939	100 °F
September 2	1953	100 °F
September 1	1953	100 °F
August 19	1955	100 °F
August 13	1936	103 °F
August 12	1918	100 °F
August 9	1934	102 °F
August 6	1947	101 °F
August 6	1918	100 °F
August 5	1947	101 °F
August 5	1918	101 °F
August 4	1947	100 °F
July 31	1999	102 °F
July 29	1941	101 °F
July 27	1955	102 °F
July 26	1936	103 °F