Earliest and Latest Days of 80° F in Oshkosh

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Oshkosh, Wisconsin history. It is based on NOAA data from the years 1893–2024.

Also see:

Earliest 80 degree day in Oshkosh?

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

Latest 80 degree day in Oshkosh?

The latest in the year that Oshkosh, Wisconsin had a high temperature of at least 80 °F is October 31 which happened in 1950.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 18	2012	80 °F
March 21	2012	81 °F
March 22	2012	83 °F
March 27	2007	80 °F
March 29	1910	83 °F
March 30	1986	80 °F
April 2	2010	83 °F
April 6	1929	80 °F
April 7	2021	81 °F
April 7	1991	84 °F
April 7	1893	80 °F
April 8	1991	80 °F
April 10	1977	82 °F
April 10	1945	80 °F
April 11	2011	81 °F
April 11	1977	83 °F
April 11	1945	80 °F
April 12	1977	82 °F
April 12	1931	80 °F
April 13	2023	84 °F
April 13	1899	80 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
October 31	1950	80 °F
October 29	1937	80 °F
October 27	1927	81 °F
October 23	1963	82 °F
October 22	1953	80 °F
October 22	1947	85 °F
October 22	1920	81 °F
October 21	1953	84 °F
October 21	1947	88 °F
October 21	1920	81 °F
October 20	1953	85 °F
October 20	1947	83 °F
October 20	1920	81 °F
October 18	1965	80 °F
October 18	1953	83 °F
October 18	1950	85 °F
October 18	1947	82 °F
October 18	1910	83 °F
October 17	1953	81 °F
October 17	1947	80 °F
October 17	1910	83 °F