Number of Days Below 0 °F in Iowa City by Year

This page contains a list of the number of days in each year that the low temperature fell below 0 degrees Fahrenheit in Iowa City, Iowa, between 1893 and 2024.

Also see:

Which year had the most days below 0°?

Based on NOAA records, the year 1963 holds the Iowa City record. There were 40 days with a low temperature below 0 degrees that year.

How many days below 0° so far?

As of April 30, there have been 8 days this year where the low temperature has fallen below 0 degrees Fahrenheit in Iowa City, Iowa.

The last time it fell below 0° F was January 21, 2024.

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

Year	Rank	Days < 0 °F
2024	84	8
2023	122	2
2022	44	14
2021	58	12
2020	117	3
2019	58	12
2018	44	14
2017	109	5
2016	109	5
2015	36	16
2014	13	27
2013	64	11
2012	128	1
2011	69	10
2010	58	12
2009	79	9
2008	22	21
2007	44	14
2006	122	2
2005	69	10
2004	58	12
2003	97	7
2002	122	2
2001	109	5
2000	36	16
1999	79	9
1998	117	3
1997	69	10
1996	26	18
1995	103	6
1994	39	15
1993	103	6
1992	113	4
1991	103	6
1990	109	5
1989	26	18
1988	36	16
1987	122	2
1986	69	10
1985	17	23
1984	84	8
1983	50	13
1982	26	18
1981	103	6
1980	117	3
1979	14	25
1978	10	28
1977	15	24
1976	44	14
1975	113	4
1974	84	8
1973	97	7
1972	24	20
1971	50	13
1970	44	14
1969	97	7
1968	69	10
1967	97	7
1966	50	13
1965	64	11
1964	84	8
1963	1	40
1962	20	22
1961	58	12
1960	39	15
1959	26	18
1958	20	22
1957	84	8
1956	84	8
1955	69	10
1954	117	3
1953	113	4
1952	103	6
1951	79	9
1950	130	0
1949	130	0
1948	130	0
1947	97	7
1946	103	6
1945	69	10
1944	79	9
1943	39	15
1942	39	15
1941	122	2
1940	34	17
1939	117	3
1938	84	8
1937	84	8
1936	3	35
1935	64	11
1934	84	8
1933	64	11
1932	84	8
1931	128	1
1930	26	18
1929	8	29
1928	113	4
1927	84	8
1926	97	7
1925	50	13
1924	15	24
1923	84	8
1922	69	10
1921	122	2
1920	50	13
1919	44	14
1918	10	28
1917	3	35
1916	10	28
1915	50	13
1914	25	19
1913	34	17
1912	2	36
1911	64	11
1910	26	18
1909	22	21
1908	79	9
1907	69	10
1906	69	10
1905	6	30
1904	8	29
1903	26	18
1902	17	23
1901	39	15
1900	50	13
1899	17	23
1898	50	13
1897	26	18
1896	84	8
1895	5	31
1894	58	12
1893	6	30

Weather Station Details

Years	Station	Coordinates
1999–2024	Iowa City Municipal Airport	location
1893–1998	Iowa City	location