Earliest and Latest Days of 80° F in Williamsport

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Williamsport, Pennsylvania history. It is based on NOAA data from the years 1895–2024.

Also see:

Earliest 80 degree day in Williamsport?

The earliest in the year that Williamsport, Pennsylvania had a high temperature of at least 80 °F is March 8 which happened in 2000.

Latest 80 degree day in Williamsport?

The latest in the year that Williamsport, Pennsylvania had a high temperature of at least 80 °F is November 2 which has happened twice, most recently in 1982.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 8	2000	81 °F
March 9	2016	80 °F
March 13	1990	82 °F
March 14	1990	82 °F
March 15	1990	80 °F
March 16	1945	82 °F
March 22	1938	82 °F
March 23	2012	80 °F
March 23	1938	80 °F
March 27	2007	84 °F
March 27	1998	80 °F
March 27	1921	83 °F
March 28	1998	81 °F
March 28	1921	81 °F
March 29	1986	81 °F
March 29	1977	82 °F
March 29	1945	86 °F
March 29	1907	83 °F
March 29	1905	81 °F
March 30	1998	86 °F
March 30	1986	87 °F
March 30	1977	86 °F
March 30	1945	83 °F
March 30	1907	83 °F
March 30	1905	81 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
November 2	1982	81 °F
November 2	1971	80 °F
November 1	1950	83 °F
October 27	2023	80 °F
October 27	1963	81 °F
October 26	1963	81 °F
October 22	2020	82 °F
October 22	1920	81 °F
October 21	1979	81 °F
October 21	1920	82 °F
October 20	1969	80 °F
October 20	1963	80 °F
October 20	1936	80 °F
October 19	2016	81 °F
October 19	1963	82 °F
October 18	2016	84 °F
October 18	1964	82 °F
October 18	1963	82 °F
October 18	1904	81 °F
October 17	1956	80 °F
October 17	1938	86 °F
October 17	1928	80 °F