Earliest and Latest Days of 80° F in Sioux Falls

This is a list of the earliest and latest days in the year with a high temperature of at least 80 °F in Sioux Falls, South Dakota history. It is based on NOAA data from the years 1932–2024.

Also see:

Earliest 80 degree day in Sioux Falls?

The earliest in the year that Sioux Falls, South Dakota had a high temperature of at least 80 °F is March 7 which happened in 2000.

Latest 80 degree day in Sioux Falls?

The latest in the year that Sioux Falls, South Dakota had a high temperature of at least 80 °F is November 8 which happened in 1999.

Earliest Days ≥ 80 °F

Date	Year	Temperature
March 7	2000	80 °F
March 11	2024	80 °F
March 16	2012	82 °F
March 17	2012	80 °F
March 18	2012	85 °F
March 24	1967	83 °F
March 24	1963	80 °F
March 28	1946	80 °F
March 29	2021	81 °F
March 29	1986	81 °F
March 29	1967	81 °F
March 29	1943	82 °F
March 30	2010	80 °F
March 30	1978	84 °F
March 30	1968	87 °F
March 30	1967	81 °F
March 30	1943	88 °F
March 31	2012	83 °F
March 31	1946	80 °F
April 1	2015	84 °F
April 1	2012	89 °F
April 1	1963	86 °F

Latest Days ≥ 80 °F

Date	Year	Temperature
November 8	1999	81 °F
November 6	2020	82 °F
October 30	1950	88 °F
October 29	1937	86 °F
October 27	1999	80 °F
October 27	1983	85 °F
October 26	1955	83 °F
October 26	1940	82 °F
October 24	1989	81 °F
October 23	2022	85 °F
October 23	1989	81 °F
October 23	1963	80 °F
October 22	2022	83 °F
October 22	2003	81 °F
October 22	1991	82 °F
October 21	1947	85 °F
October 20	1953	80 °F
October 20	1947	85 °F
October 19	2003	85 °F
October 19	2000	83 °F
October 19	1958	84 °F
October 19	1953	81 °F
October 19	1945	82 °F