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, Massachusetts history. It is based on NOAA data from the years 1893–2024.

Also see:

Earliest 90 degree day in Plymouth?

The earliest in the year that Plymouth, Massachusetts had a high temperature of at least 90 °F is April 7 which happened in 2010.

Latest 90 degree day in Plymouth?

The latest in the year that Plymouth, Massachusetts had a high temperature of at least 90 °F is September 26 which happened in 1958.

Earliest Days ≥ 90 °F

Date	Year	Temperature
April 7	2010	90 °F
April 17	2002	92 °F
April 19	1976	90 °F
April 20	1927	91 °F
April 21	1957	90 °F
April 29	1990	91 °F
May 2	2001	90 °F
May 3	2001	90 °F
May 4	2001	90 °F
May 7	1930	90 °F
May 10	1979	90 °F
May 10	1957	90 °F
May 11	1993	92 °F
May 11	1979	93 °F
May 16	1951	90 °F
May 18	2017	93 °F
May 18	1977	90 °F
May 19	2017	91 °F
May 20	1996	90 °F
May 20	1959	90 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
September 26	1958	90 °F
September 24	1970	90 °F
September 23	1980	90 °F
September 21	1983	90 °F
September 17	1941	92 °F
September 16	1941	94 °F
September 16	1939	90 °F
September 13	1961	90 °F
September 13	1957	91 °F
September 12	1983	95 °F
September 12	1961	93 °F
September 11	2013	93 °F
September 11	1989	95 °F
September 11	1961	92 °F
September 11	1931	90 °F
September 10	1989	90 °F
September 10	1961	91 °F
September 9	2016	92 °F
September 8	2015	95 °F
September 8	1983	94 °F
September 8	1960	90 °F
September 8	1945	92 °F