Sioux Falls June 21 Weather Records

Daily averages and all-time records for weather in Sioux Falls, South Dakota for the date of June 21.

June 21 All-Time Records
1932–2023

110 °F

40 °F

68 °F

Highest daily low

78 °F

1.91 inches

Most snow

none

June 21 Average Weather
1991–2020 ¹

Average high

81.1 °F

Average low

59.4 °F

Chance precipitation

38.0%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)
2023	90	66	0.00
2022	85	66	0.00
2021	73	53	0.00
2020	83	58	0.00
2019	77	59	0.01
2018	73	56	1.34
2017	87	58	0.36
2016	83	54	0.02
2015	86	61	0.00
2014	86	63	0.26
2013	87	67	0.20
2012	78	55	0.00
2011	70	59	0.14
2010	81	62	1.28
2009	83	65	0.44
2008	84	54	0.03
2007	82	67	0.19
2006	82	62	0.05
2005	81	65	0.03
2004	71	51	0.00
2003	80	60	0.08
2002	88	66	0.05
2001	74	53	0.00
2000	79	53	0.00
1999	85	65	0.00
1998	78	56	0.01
1997	80	61	0.00
1996	82	61	0.00
1995	93	72	0.00
1994	88	62	0.00
1993	87	56	0.00
1992	72	45	0.00
1991	75	60	1.11
1990	73	58	0.17
1989	87	59	0.00
1988	110	78	0.00
1987	91	65	0.05
1986	89	64	1.14
1985	85	55	0.00
1984	75	62	1.91
1983	87	73	0.00
1982	77	46	0.00
1981	80	55	0.12
1980	87	60	0.02
1979	81	58	0.00
1978	77	44	0.23
1977	68	59	0.37
1976	93	67	0.00
1975	79	64	0.50
1974	90	64	0.81
1973	76	48	0.00
1972	70	40	0.00
1971	82	56	0.00
1970	75	46	0.00
1969	76	52	0.64
1968	85	54	0.11
1967	73	54	0.00
1966	91	70	0.00
1965	80	46	0.00
1964	84	56	0.00
1963	77	54	0.03
1962	79	60	0.12
1961	86	59	0.18
1960	70	54	0.00
1959	82	58	0.00
1958	75	44	0.00
1957	86	67	0.01
1956	97	70	0.12
1955	84	56	0.00
1954	75	60	0.00
1953	75	56	0.02
1952	72	55	0.23
1951	76	54	0.00
1950	88	62	0.00
1949	86	55	0.00
1948	73	54	0.03
1947	70	60	0.01
1946	81	48	0.00
1945	82	57	0.00
1944	84	61	0.00
1943	87	70	0.00
1942	72	52	0.00
1941	86	60	0.65
1940	87	59	0.01
1939	79	65	0.81
1938	95	69	0.00
1937	87	63	0.00
1936	78	53	0.43
1935	70	51	0.56
1934	80	53	0.00
1933	83	62	0.31
1932	83	56	0.00

What's the all-time high for Sioux Falls on 6/21?

For the date of Jun 21, the highest temperature ever reached in Sioux Falls history is 110 °F which happened in 1988.

Highest Temperatures in Sioux Falls on June 21

What's the all-time low for Sioux Falls on 6/21?

For the date of Jun 21, the lowest temperature ever reached in Sioux Falls history is 40 °F which happened in 1972.

Lowest Temperatures in Sioux Falls on June 21

Lowest High Temperatures in Sioux Falls on June 21

What's the most it has ever rained in Sioux Falls on 6/21?

For the date of Jun 21, the most precipitation ever recorded in Sioux Falls history is 1.91 inches which happened in 1984.

All-Time Most Precipitation in Sioux Falls on June 21

Weather Station Details

Years	Station	Coordinates
1932–2023	Sioux Falls	location