Sioux Falls July 18 Weather Records

Daily averages and all-time records for weather in Sioux Falls, South Dakota for the date of July 18.

July 18 All-Time Records
1932–2023

105 °F

50 °F

64 °F

Highest daily low

77 °F

1.03 inches

Most snow

none

July 18 Average Weather
1991–2020 ¹

Average high

84.4 °F

Average low

62.7 °F

Chance precipitation

29.0%

Chance snow

Year	High (°F)	Low (°F)	Precip. (inches)
2023	83	61	0.00
2022	94	70	0.00
2021	84	65	0.00
2020	94	68	0.00
2019	92	70	0.01
2018	81	61	0.31
2017	87	68	0.03
2016	87	59	0.00
2015	86	61	0.00
2014	76	60	0.00
2013	92	75	0.00
2012	94	72	0.01
2011	96	77	0.00
2010	81	63	0.00
2009	77	50	0.00
2008	84	64	0.00
2007	84	69	0.31
2006	88	50	0.00
2005	83	59	0.00
2004	84	63	0.00
2003	82	65	0.00
2002	93	75	0.00
2001	90	71	0.00
2000	64	52	0.37
1999	86	68	0.36
1998	91	61	1.03
1997	92	73	0.00
1996	90	68	0.00
1995	88	58	0.00
1994	89	66	0.00
1993	84	65	0.04
1992	81	53	0.00
1991	99	73	0.76
1990	87	64	0.88
1989	81	60	0.01
1988	89	62	0.00
1987	84	70	0.11
1986	96	72	0.00
1985	87	71	0.00
1984	84	52	0.00
1983	90	68	0.69
1982	83	57	0.00
1981	91	68	0.18
1980	87	65	0.00
1979	84	53	0.00
1978	80	63	0.00
1977	100	73	0.00
1976	89	64	0.00
1975	101	69	0.00
1974	99	74	0.01
1973	89	68	0.00
1972	82	55	0.00
1971	79	58	0.05
1970	90	66	0.30
1969	85	63	0.00
1968	86	60	0.00
1967	89	61	0.00
1966	96	69	0.00
1965	78	66	0.07
1964	95	71	0.00
1963	95	67	0.45
1962	85	64	0.00
1961	89	62	0.13
1960	90	60	0.00
1959	85	58	0.14
1958	84	59	0.00
1957	100	76	0.00
1956	81	60	0.10
1955	91	58	0.00
1954	94	60	0.00
1953	90	58	0.00
1952	93	73	0.00
1951	84	63	0.00
1950	74	54	0.89
1949	84	60	0.00
1948	75	58	0.04
1947	74	53	0.00
1946	83	66	0.21
1945	84	68	0.00
1944	80	64	0.00
1943	85	63	0.56
1942	87	68	0.37
1941	78	59	0.00
1940	105	77	0.00
1939	80	64	0.00
1938	91	66	0.00
1937	80	57	0.34
1936	98	72	0.00
1935	98	71	0.00
1934	90	64	0.34
1933	83	57	0.00
1932	95	71	0.00

What's the all-time high for Sioux Falls on 7/18?

For the date of Jul 18, the highest temperature ever reached in Sioux Falls history is 105 °F which happened in 1940.

Highest Temperatures in Sioux Falls on July 18

What's the all-time low for Sioux Falls on 7/18?

For the date of Jul 18, the lowest temperature ever reached in Sioux Falls history is 50 °F which has happened 2 times, most recently in 2009.

Lowest Temperatures in Sioux Falls on July 18

Lowest High Temperatures in Sioux Falls on July 18

What's the most it has ever rained in Sioux Falls on 7/18?

For the date of Jul 18, the most precipitation ever recorded in Sioux Falls history is 1.03 inches which happened in 1998.

All-Time Most Precipitation in Sioux Falls on July 18

Weather Station Details

Years	Station	Coordinates
1932–2023	Sioux Falls	location