Number of Days Below 32 °F in Sioux City by Year

This page contains a list of the number of days in each year that the low temperature fell below 32 degrees Fahrenheit in Sioux City, Iowa, between 1948 and 2024.

Also see:

Which year had the most days below freezing?

Based on NOAA records, the year 1996 holds the Sioux City record. There were 169 days with a low temperature below 32 degrees that year.

How many days below freezing so far?

As of April 26, there have been 83 days this year where the low temperature has fallen below 32 degrees Fahrenheit in Sioux City, Iowa.

The last time it fell below 32° F was April 21, 2024.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days < 32 °F
2024	77	83
2023	33	148
2022	3	166
2021	51	142
2020	12	157
2019	10	158
2018	8	159
2017	72	127
2016	76	117
2015	73	123
2014	16	154
2013	2	168
2012	64	137
2011	14	156
2010	64	137
2009	19	151
2008	14	156
2007	42	145
2006	19	151
2005	42	145
2004	51	142
2003	37	147
2002	8	159
2001	37	147
2000	45	144
1999	33	148
1998	74	121
1997	5	161
1996	1	169
1995	53	141
1994	19	151
1993	19	151
1992	58	139
1991	28	149
1990	33	148
1989	19	151
1988	18	152
1987	68	133
1986	58	139
1985	60	138
1984	60	138
1983	71	130
1982	53	141
1981	68	133
1980	19	151
1979	16	154
1978	33	148
1977	68	133
1976	12	157
1975	47	143
1974	60	138
1973	75	119
1972	60	138
1971	28	149
1970	10	158
1969	26	150
1968	53	141
1967	26	150
1966	47	143
1965	56	140
1964	39	146
1963	66	136
1962	47	143
1961	28	149
1960	39	146
1959	28	149
1958	47	143
1957	56	140
1956	28	149
1955	45	144
1954	67	134
1953	39	146
1952	6	160
1951	4	163
1950	6	160
1949	19	151
1948	42	145

Weather Station Details

Years	Station	Coordinates
1948–2024	Sioux City Gateway Airport	location