Sioux Falls May 20 Weather Records

Daily averages and all-time records for weather in Sioux Falls, South Dakota for the date of May 20.

May 20 All-Time Records
1932–2024

95 °F

27 °F

46 °F

Highest daily low

65 °F

1.89 inches

Most snow

none

May 20 Average Weather
1991–2020 ¹

Average high

71.0 °F

Average low

48.4 °F

Chance precipitation

39.9%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)
2023	74	36	0.00
2022	60	46	0.01
2021	73	64	0.00
2020	69	57	0.00
2019	58	33	0.00
2018	60	48	0.02
2017	46	41	0.66
2016	65	48	0.00
2015	60	45	0.00
2014	79	48	0.00
2013	67	55	0.00
2012	67	49	0.36
2011	65	58	0.84
2010	77	45	0.00
2009	90	61	0.00
2008	68	43	0.00
2007	84	53	0.00
2006	80	47	0.00
2005	81	52	0.00
2004	70	57	0.00
2003	60	35	0.00
2002	63	31	0.00
2001	68	43	0.17
2000	75	42	0.00
1999	69	56	1.89
1998	80	57	0.01
1997	60	33	0.00
1996	71	51	0.13
1995	67	45	0.00
1994	85	58	0.00
1993	64	36	0.00
1992	83	63	0.00
1991	71	56	0.00
1990	58	43	0.00
1989	75	37	0.00
1988	77	60	0.53
1987	81	63	0.22
1986	70	42	0.00
1985	71	39	0.00
1984	82	47	0.00
1983	67	44	0.00
1982	67	56	0.04
1981	77	39	0.00
1980	74	43	0.00
1979	63	44	0.02
1978	69	45	0.00
1977	75	60	0.11
1976	87	56	0.00
1975	93	57	0.09
1974	86	64	0.06
1973	85	40	0.00
1972	86	65	0.00
1971	72	36	0.00
1970	89	63	0.00
1969	63	32	0.06
1968	58	35	0.00
1967	71	27	0.00
1966	75	37	0.00
1965	77	57	0.94
1964	87	47	0.00
1963	59	40	0.00
1962	73	45	0.01
1961	63	47	0.01
1960	54	50	0.59
1959	65	52	1.40
1958	77	37	0.00
1957	55	45	0.63
1956	87	59	0.00
1955	90	50	0.00
1954	73	43	0.00
1953	74	44	0.17
1952	70	51	0.31
1951	76	52	0.00
1950	69	41	0.18
1949	71	42	0.26
1948	93	64	0.00
1947	63	38	0.01
1946	67	41	0.00
1945	69	56	0.82
1944	74	52	0.15
1943	72	43	0.00
1942	67	38	0.00
1941	78	53	0.00
1940	83	46	0.00
1939	81	65	0.00
1938	63	47	0.00
1937	83	54	0.21
1936	80	53	1.34
1935	71	49	0.24
1934	95	64	0.00
1933	75	45	0.00
1932	85	60	0.00

What's the all-time high for Sioux Falls on 5/20?

For the date of May 20, the highest temperature ever reached in Sioux Falls history is 95 °F which happened in 1934.

Highest Temperatures in Sioux Falls on May 20

What's the all-time low for Sioux Falls on 5/20?

For the date of May 20, the lowest temperature ever reached in Sioux Falls history is 27 °F which happened in 1967.

Lowest Temperatures in Sioux Falls on May 20

Lowest High Temperatures in Sioux Falls on May 20

What's the most it has ever rained in Sioux Falls on 5/20?

For the date of May 20, the most precipitation ever recorded in Sioux Falls history is 1.89 inches which happened in 1999.

All-Time Most Precipitation in Sioux Falls on May 20

Weather Station Details

Years	Station	Coordinates
1932–2024	Sioux Falls	location