Earliest and Latest Days of 80° F in Portage

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Portage, Wisconsin history. It is based on NOAA data from the years 1889–2024.

Also see:

Earliest 80 degree day in Portage?

The earliest in the year that Portage, Wisconsin had a high temperature of at least 80 °F is March 18 which happened in 2012.

Latest 80 degree day in Portage?

The latest in the year that Portage, Wisconsin had a high temperature of at least 80 °F is October 29 which happened in 1937.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 18	2012	80 °F
March 19	2012	80 °F
March 21	2012	80 °F
March 22	2012	82 °F
March 27	2007	80 °F
March 27	1910	80 °F
March 29	1910	83 °F
March 30	1986	83 °F
March 30	1967	80 °F
April 1	1986	81 °F
April 1	1946	82 °F
April 2	2010	82 °F
April 2	1963	81 °F
April 6	1991	80 °F
April 7	1991	86 °F
April 7	1929	81 °F
April 8	1991	80 °F
April 8	1931	80 °F
April 8	1929	81 °F
April 9	1931	82 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
October 29	1937	83 °F
October 27	1927	82 °F
October 26	1927	81 °F
October 24	1963	80 °F
October 23	1963	83 °F
October 23	1901	83 °F
October 23	1899	81 °F
October 22	1963	82 °F
October 22	1953	82 °F
October 22	1947	81 °F
October 22	1920	80 °F
October 22	1901	80 °F
October 21	2003	80 °F
October 21	1953	85 °F
October 21	1947	85 °F
October 21	1920	82 °F
October 20	1953	83 °F
October 20	1947	80 °F
October 20	1920	80 °F
October 19	1953	83 °F