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, Wisconsin history. It is based on NOAA data from the years 1910–2024.

Also see:

Earliest 100 degree day in Plymouth?

The earliest in the year that Plymouth, Wisconsin 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, Wisconsin had a high temperature of at least 100 °F is August 17 which happened in 1988.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 1	1934	100 °F
June 25	2005	101 °F
June 29	1931	101 °F
June 30	1931	100 °F
June 30	1910	100 °F
July 1	1931	100 °F
July 1	1910	100 °F
July 6	2012	102 °F
July 7	1936	104 °F
July 8	1936	103 °F
July 9	1936	101 °F
July 10	1966	100 °F
July 10	1936	102 °F
July 11	1936	102 °F
July 12	1936	105 °F
July 12	1921	101 °F
July 13	1936	106 °F
July 14	2005	103 °F
July 14	1995	102 °F
July 14	1936	107 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
August 17	1988	101 °F
August 16	1937	101 °F
August 6	1918	101 °F
July 30	1916	101 °F
July 29	1941	102 °F
July 29	1916	103 °F
July 28	1916	100 °F
July 27	1916	101 °F
July 26	2005	105 °F
July 25	2005	102 °F
July 24	2012	101 °F
July 24	1934	102 °F
July 19	2005	107 °F
July 18	2005	107 °F
July 17	2005	103 °F
July 17	1931	100 °F
July 16	1931	100 °F
July 15	1995	100 °F
July 14	2005	103 °F
July 14	1995	102 °F
July 14	1936	107 °F