Sioux City, IA: Winter

28 February 2026: Winter 2026 (December 2025 to February 2026) averaged 27.1°F in Sioux City, IA, the warmest winter since 2024, tied 13th warmest of 136 (with 1934).

Winter 2026 (December 2025 to February 2026)

Mean temperature: 27.1°F; Warmest since 2024; 13th warmest of 136
Precipitation: 0.90 in; Driest since 1987; 6th driest of 136

A normal winter in Sioux City, IA (1991 to 2020): a mean temperature of 23.4°F, between 17.9°F and 28.1°F in eight years of ten and 2.40 in of precipitation, between 1.29 in and 3.69 in in eight years of ten.

The mean temperature of every winter in Sioux City, IA since 1890: 27.1°F in 2026; the highest is 31.9°F, in 1931.

Normal range, 17.9 to 28.1°F

Every year, ranked, as a table

Every winter in Sioux City, IA from 1890 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	27.1	13	39.6	6	14.6	41	0.90	131	0
2025	23.3	51	34.8	29	11.8	90	1.04	123	0
2024	29.2	4	38.9	8	19.4	7	3.75	15	0
2023	22.5	63	31.5	72	13.4	57	4.62	6	0
2022	26	21	39.9	3	12.1	81	0.91	128	0
2021	22.4	67	32.1	61	12.6	73	2.66	46	0
2020	25.6	25	34.7	30	16.5	20	3.17	26	0
2019	20.6	92	29.2	98	12	86	3.41	21	0
2018	20.1	95	30.7	87	9.5	107	2.82	36	0
2017	28.1	8	37.4	12	18.8	9	3.07	28	0
2016	27.9	11	35.9	22	19.9	6	4.70	4	0
2015	24	43	33.6	39	14.3	46	2.36	55	0
2014	18.3	112	30.7	87	6	132	0.95	126	0
2013	23.9	46	34	35	13.8	53	2.87	34	0
2012	27.3	12	38.6	9	16	25	3.55	18	0
2011	18.3	112	27.9	107	8.8	111	3.51	19	0
2010	16.4	126	24.3	131	8.5	116	4.68	5	0
2009	20.1	95	31.2	78	9	109	2.44	54	0
2008	17.4	121	26.8	115	7.9	119	3.24	24	0
2007	22.3	70	31.8	65	12.8	65	5.33	2	0
2006	26.6	16	36.9	13	16.3	21	1.39	107	0
2005	26.9	15	36.7	15	17	15	1.69	95	0
2004	22.9	57	31.4	73	14.3	46	2.47	51	0
2003	23.8	47	35.3	25	12.4	76	1.29	110	0
2002	28.4	6	39.8	4	17	15	1.27	113	0
2001	16.3	127	25.2	128	7.4	124	3.02	29	0
2000	28	9	39.2	7	16.7	18	1.51	103	0
1999	26.2	19	36.3	18	16	25	1.29	110	0
1998	28.6	5	36.2	20	21	3	1.46	105	0
1997	18	115	26.1	123	9.8	103	1.79	85	0
1996	22	72	32.2	56	11.9	88	1.55	100	0
1995	24.1	40	32.5	50	15.7	27	1.53	102	0
1994	18.5	110	27.7	108	9.2	108	2.27	60	0
1993	20	97	28.4	105	11.6	92	3.58	17	0
1992	31.3	2	40.2	2	22.5	2	2.24	64	0
1991	22.4	67	32.5	50	12.4	76	1.62	97	0
1990	24.2	39	35.3	25	13.1	60	1.01	124	0
1989	24.4	35	34.6	31	14.2	48	1.90	79	0
1988	21.9	75	31.7	68	12.1	81	1.64	96	0
1987	29.3	3	39.7	5	19	8	0.85	132	0
1986	21.5	81	30.9	84	12.2	80	1.26	114	0
1985	21.9	75	31.6	70	12.1	81	1.77	88	0
1984	19.2	104	26.4	119	12.1	81	1.76	89	0
1983	25.5	27	32.8	46	18.2	10	3.30	23	0
1982	15.7	132	25	129	6.3	130	2.53	49	0
1981	25.6	25	36.6	16	14.5	43	0.91	128	0
1980	24.1	40	33.4	41	14.7	40	1.21	116	0
1979	9.5	136	18.8	136	0.2	136	2.24	64	0
1978	13.5	134	21.7	134	5.3	134	2.17	67	0
1977	18.5	110	30.4	89	6.6	128	0.91	128	0
1976	26.5	17	36.2	20	16.7	18	1.28	112	0
1975	20.8	90	29.9	94	11.7	91	2.47	51	0
1974	22.5	63	31.6	70	13.4	57	1.20	118	0
1973	21.5	81	29.4	97	13.6	54	3.61	16	0
1972	19.4	101	29	102	9.8	103	2.05	73	0
1971	19.9	98	29.1	100	10.7	98	4.18	11	0
1970	19.4	101	29.1	100	9.8	103	1.81	84	0
1969	18	115	25.9	125	10.1	102	4.50	8	0
1968	22.4	67	31.3	75	13.5	55	1.22	115	0
1967	21.4	83	32.3	53	10.6	100	1.51	103	0
1966	22.9	57	32.7	48	13.1	60	2.03	75	0
1965	18.2	114	28.6	103	7.8	121	2.45	53	0
1964	23	56	34	35	12	86	1.12	120	0
1963	18.9	107	29.2	98	8.7	115	1.72	93	0
1962	17	123	26.2	121	7.7	123	3.86	14	0
1961	22.8	59	33.2	43	12.4	76	2.05	73	0
1960	22	72	30	92	14	50	3.96	13	0
1959	18.9	107	30	92	7.8	121	1.62	97	0
1958	25	29	34.9	27	15.2	32	2.54	48	0
1957	23.1	53	33.3	42	12.8	65	0.95	126	0
1956	18.8	109	28	106	9.6	106	1.71	94	0
1955	22.5	63	32.1	61	13	63	1.54	101	0
1954	26.5	17	37.5	11	15.4	30	4.15	12	0
1953	22.5	63	32	63	13	63	2.97	31	0
1952	21.9	75	31.1	80	12.7	69	2.85	35	0
1951	21.3	84	32.3	53	10.3	101	2.74	40	0
1950	19.7	100	31.3	75	8	118	1.75	91	0
1949	16.7	124	26.8	115	6.7	127	3.51	19	0
1948	21.1	89	31.1	80	11.1	96	2.33	57	0
1947	23.1	53	34.2	34	12.1	81	2.25	61	0
1946	21.9	75	32.2	56	11.6	92	2.72	42	0
1945	23.1	53	32.2	56	14.1	49	2.17	67	0
1944	26	21	38.1	10	14	50	1.79	85	0
1943	20.8	90	30.9	84	10.7	98	1.85	82	0
1942	24.4	35	33.8	38	15	34	1.83	83	0
1941	23.8	47	31.9	64	15.7	27	2.80	37	0
1940	21.3	84	30.2	91	12.4	76	1.21	116	0
1939	24.7	32	34.4	32	15	34	2.73	41	0
1938	22.6	62	31.4	73	13.9	52	1.92	77	0
1937	17.5	120	26.2	121	8.8	111	3.10	27	0
1936	11.3	135	19.5	135	3.1	135	4.21	9	0
1935	24.4	35	32.5	50	16.2	24	2.80	37	0
1934	27.1	13	36.6	16	17.5	12	2.49	50	0
1933							1.05	122	24
1932	24.9	30	32.2	56	17.7	11	4.20	10	0
1931	31.9	1	40.6	1	23.3	1	0.74	133	0
1930	23.4	49	31.8	65	15	34	1.19	119	0
1929	17.7	117	26.4	119	9	109	1.73	92	0
1928	22.7	60	31	82	14.4	45	2.22	66	0
1927	24.6	33	32.2	56	17	15	2.67	45	0
1926	25.3	28	33	45	17.5	12	2.12	71	0
1925	19	105	26.8	115	11.2	95	2.70	43	0
1924	24	43	32.7	48	15.3	31	1.87	80	0
1923	24	43	33.5	40	14.5	43	0.96	125	0
1922	21.9	75	31	82	12.8	65	2.25	61	0
1921	28	9	35.5	24	20.4	5	2.88	33	0
1920	20.3	94	27.4	109	13.2	59	1.40	106	0
1919	28.4	6	36.3	18	20.5	4	4.51	7	0
1918	14.7	133	24	133	5.4	133	2.89	32	0
1917	16.3	127	26	124	6.6	128	3.31	22	0
1916	19.4	101	27.3	110	11.5	94	2.76	39	0
1915	19.9	98	27.2	111	12.6	73	5.62	1	0
1914	24.8	31	33.9	37	15.7	27	1.86	81	0
1913	22.7	60	32.8	46	12.5	75	1.57	99	0
1912	16.7	124	24.6	130	8.8	111	4.84	3	0
1911	22.3	70	31.2	78	13.5	55	2.55	47	0
1910	16.1	130	24.3	131	7.9	119	1.95	76	0
1909	23.3	51	31.7	68	14.9	37	3.18	25	0
1908	26	21	34.9	27	17.1	14	2.30	58	0
1907	21.3	84	29.5	96	13.1	60	2.25	61	0
1906	26.1	20	35.9	22	16.3	21	1.91	78	0
1905	15.8	131	25.4	127	6.2	131	1.31	108	0
1904	17.1	122	27.1	113	7.1	125	0.63	135	0
1903	19	105	27.2	111	10.8	97	2.15	69	0
1902	20.6	92	28.5	104	12.7	69	1.76	89	0
1901	24.3	38	32.3	53	16.3	21	1.11	121	0
1900	21.3	84	29.9	94	12.8	65	2.13	70	0
1899	17.7	117	26.7	118	8.8	111	0.66	134	0
1898	21.8	80	30.9	84	12.7	69	2.28	59	0
1897	22	72	31.3	75	12.7	69	2.09	72	0
1896	25.8	24	36.8	14	14.8	39	0.58	136	0
1895	21.2	88	30.4	89	11.9	88	1.79	85	0
1894	17.7	117	27	114	8.4	117	2.36	55	0
1893	16.2	129	25.5	126	7	126	1.31	108	0
1892	23.4	49	31.8	65	14.9	37			0
1891	24.5	34	34.4	32	14.6	41	3.02	29	0
1890	24.1	40	33.1	44	15.1	33	2.68	44	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1931	31.9
1992	31.3
1987	29.3
2024	29.2
1998	28.6
2002	28.4
1919	28.4
2017	28.1
2000	28
1921	28

Coldest
Year	Mean, °F
1979	9.5
1936	11.3
1978	13.5
1918	14.7
1982	15.7
1905	15.8
1910	16.1
1893	16.2
2001	16.3
1917	16.3

Wettest
Year	Precipitation, in
1915	5.62
2007	5.33
1912	4.84
2016	4.70
2010	4.68
2023	4.62
1919	4.51
1969	4.50
1936	4.21
1932	4.20

Driest
Year	Precipitation, in
1896	0.58
1904	0.63
1899	0.66
1931	0.74
1987	0.85
2026	0.90
2022	0.91
1981	0.91
1977	0.91
2014	0.95
More years share the last value

The hottest, coldest and wettest days

Hottest day: 75°F; 9 February 2026
Coldest night: -15°F; 14 December 2025
Wettest day: 0.26 in; 8 January 2026

Every month, season and year

Months

Seasons

Years

Sioux City, IA the day's answers

All-time records

Every answer in words

Winter 2026 (December 2025 to February 2026) brought 0.90 in of precipitation in Sioux City, IA, the driest winter since 1987, 6th driest of 136.
The hottest day of winter 2026 (December 2025 to February 2026) in Sioux City, IA: 75°F on Monday 9 February 2026.
The coldest night of winter 2026 (December 2025 to February 2026) in Sioux City, IA: a low of -15°F on Sunday 14 December 2025.
The wettest day of winter 2026 (December 2025 to February 2026) in Sioux City, IA: 0.26 in on Thursday 8 January 2026.