Earliest and Latest Days of 90° F in Plymouth

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in Plymouth, Indiana history. It is based on NOAA data from the years 1894–2024.

Also see:

Earliest 90 degree day in Plymouth?

The earliest in the year that Plymouth, Indiana had a high temperature of at least 90 °F is April 22 which happened in 1980.

Latest 90 degree day in Plymouth?

The latest in the year that Plymouth, Indiana had a high temperature of at least 90 °F is October 9 which happened in 1949.

Earliest Days ≥ 90 °F

Date	Year	Temperature
April 22	1980	90 °F
May 1	1951	90 °F
May 4	1959	90 °F
May 4	1952	91 °F
May 4	1934	91 °F
May 5	1959	92 °F
May 5	1952	92 °F
May 5	1949	90 °F
May 6	1986	90 °F
May 6	1959	90 °F
May 6	1949	90 °F
May 6	1934	91 °F
May 7	1936	90 °F
May 9	2014	90 °F
May 9	1979	90 °F
May 9	1936	92 °F
May 9	1934	93 °F
May 10	1936	96 °F
May 12	2022	90 °F
May 12	2011	90 °F
May 12	1982	90 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
October 9	1949	90 °F
October 8	1949	93 °F
October 8	1939	90 °F
October 6	1946	90 °F
October 5	1922	90 °F
October 4	1951	90 °F
October 4	1922	91 °F
October 2	2019	90 °F
October 2	1971	90 °F
October 2	1922	90 °F
October 1	1971	91 °F
September 30	1971	91 °F
September 29	1953	96 °F
September 27	1998	91 °F
September 26	1923	90 °F
September 25	2007	91 °F
September 25	1920	91 °F
September 24	2017	91 °F
September 24	2010	90 °F
September 24	1941	90 °F
September 24	1920	90 °F
September 24	1908	90 °F