Sioux City, IA: April

30 April 2026: April 2026 averaged 51.2°F in Sioux City, IA, the warmest April since 2024, tied 46th warmest of 136 (with 1986 and 1964).

April 2026

Mean temperature: 51.2°F; Warmest since 2024; 46th warmest of 136
Precipitation: 3.46 in; Wettest since 2024; 36th wettest of 136

A normal April in Sioux City, IA (1991 to 2020): a mean temperature of 49.6°F, between 45.6°F and 53.9°F in eight years of ten and 3.03 in of precipitation, between 1.14 in and 4.89 in in eight years of ten.

The mean temperature of every April in Sioux City, IA since 1890: 51.2°F in 2026; the highest is 58.1°F, in 1915.

Normal range, 45.6 to 53.9°F

Every year, ranked, as a table

Every April 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
2026	51.2	46	64	32	38.3	58	3.46	36
2025	50.1	60	64	32	36.2	91	1.72	87
2024	51.5	42	64.3	28	38.6	51	4.28	20
2023	49.7	63	63.7	36	35.8	102	1.25	108
2022	46.6	105	60.4	80	32.8	124	1.44	99
2021	49.6	67	63.1	45	36	95	1.46	98
2020	47.8	95	61.9	64	33.6	123	0.66	127
2019	49.5	70	61.8	66	37.2	82	2.57	60
2018	41.2	134	53.3	132	29	136	1.14	111
2017	50.2	57	61.4	72	38.9	49	2.93	53
2016	51.6	38	62.9	50	40.3	32	5.81	6
2015	52.5	24	65.5	19	39.4	44	2.53	63
2014	49.6	67	62.9	50	36.2	91	2.07	75
2013	43.7	128	55.7	116	31.7	132	4.85	11
2012	54.5	10	68.1	7	40.9	24	4.82	12
2011	47.7	96	59.3	92	36.1	93	4.29	19
2010	55.4	7	68.9	5	41.8	13	1.49	97
2009	48.1	92	60.4	80	35.8	102	1.62	91
2008	45.8	116	57.6	104	34	121	2.79	55
2007	48.1	92	60.6	78	35.6	106	4.64	16
2006	53.9	14	67.1	13	40.7	27	3.37	39
2005	54	13	66.6	16	41.4	17	4.18	21
2004	52.2	25	66.9	14	37.6	77	1.36	102
2003	50.8	51	63.2	43	38.4	57	3.15	45
2002	51	50	64.3	28	37.7	75	2.99	49
2001	51.6	38	65.1	23	38.1	65	5.21	9
2000	50.8	51	64.4	25	37.2	82	1.87	82
1999	49.2	77	59.3	92	39.1	46	4.66	15
1998	50.2	57	62.3	58	38.1	65	6.06	5
1997	42.8	131	54.3	126	31.2	133	3.07	48
1996	46	112	60.2	84	31.9	131	0.84	121
1995	45.8	116	55.7	116	35.9	97	4.74	14
1994	49.1	81	62.7	54	35.5	108	2.37	67
1993	46.5	108	57.1	106	35.9	97	3.66	29
1992	46.6	105	57.4	105	35.9	97	1.13	112
1991	52.9	17	63.7	36	42	11	3.48	33
1990	49.2	77	62.7	54	35.6	106	1.61	92
1989	52.2	25	65.8	18	38.6	51	0.94	120
1988	49	84	63	47	35	113	2.50	64
1987	54.8	8	69.3	3	40.3	32	0.61	131
1986	51.2	46	62.9	50	39.4	44	5.73	7
1985	54.7	9	66.7	15	42.7	7	5.04	10
1984	46.7	103	55.2	120	38.3	58	6.73	1
1983	43.2	130	51.9	133	34.4	118	2.19	72
1982	46.5	108	59	97	34	121	0.64	128
1981	56.6	4	70.9	2	42.2	10	0.47	133
1980	51.5	42	65.2	22	37.8	72	1.37	100
1979	46.6	105	58.1	100	35.1	112	2.34	68
1978	48.5	88	57.9	102	39.1	46	3.89	25
1977	55.6	6	67.3	12	43.9	5	3.14	46
1976	53.1	16	64.4	25	41.8	13	2.23	70
1975	45.6	119	54.2	129	36.9	87	3.99	23
1974	52.6	22	65.3	20	39.9	36	1.60	94
1973	50.3	55	62.3	58	38.2	61	1.33	104
1972	49.4	71	60.3	82	38.5	54	3.44	37
1971	51.9	33	65.1	23	38.6	51	1.61	92
1970	49.7	63	62.9	50	36.4	90	2.96	52
1969	52.2	25	64.2	31	40.2	34	0.62	129
1968	52.1	28	65.9	17	38.3	58	2.74	58
1967	49.6	67	62	62	37.1	84	2.02	77
1966	45.9	113	56.3	113	35.5	108	0.67	126
1965	50.1	60	62	62	38.2	61	2.49	65
1964	51.2	46	61.9	64	40.4	31	3.53	31
1963	52	30	64	32	39.9	36	1.12	113
1962	49.4	71	62.2	60	36.6	89	0.98	118
1961	45.8	116	56.9	109	34.7	116	1.76	86
1960	50	62	62.1	61	37.8	72	2.64	59
1959	49.2	77	61.5	70	37	85	1.77	85
1958	49	84	60.2	84	37.9	69	3.78	27
1957	48.4	89	59.7	88	37	85	1.06	115
1956	45.2	121	57.7	103	32.7	128	1.85	83
1955	57.9	2	71.8	1	44.1	4	2.54	62
1954	51.4	45	63.7	36	39.1	46	2.06	76
1953	43.7	128	54.5	125	32.8	124	3.39	38
1952	49.4	71	60.9	76	37.8	72	1.32	105
1951	43.9	126	53.6	130	34.2	119	4.35	17
1950	42.7	132	54.3	126	31.2	133	0.83	122
1949	50.3	55	64.4	25	36.1	93	1.79	84
1948	54.4	11	67.4	11	41.3	19	2.80	54
1947	45.9	113	57	107	34.8	115	3.47	35
1946	54.3	12	67.6	9	40.9	24	1.05	116
1945	46.7	103	58.6	98	34.9	114	2.56	61
1944	44.3	124	53.5	131	35.2	110	3.77	28
1943	49.4	71	63	47	35.9	97	1.65	88
1942	53.7	15	67.5	10	39.8	39	0.45	134
1941	52.7	21	62.4	57	42.9	6	3.19	43
1940	45.9	113	56.5	111	35.2	110	3.32	41
1939	48.8	86	59.7	88	37.9	69	1.92	81
1938	51.6	38	61.7	68	41.5	15	3.19	43
1937	47.3	99	56.5	111	38	68	2.77	57
1936	46.1	111	58	101	34.2	119	0.62	129
1935	47	101	55.7	116	38.2	61	4.31	18
1934	51.9	33	64	32	39.8	39	0.55	132
1933	49.2	77	59.6	91	38.7	50	0.72	125
1932	51.8	35	61.5	70	42	11	1.65	88
1931	51.8	35	63.5	41	40.2	34	1.34	103
1930	52.8	20	63.1	45	42.5	8	2.00	78
1929	51.5	42	61.8	66	41.2	20	2.99	49
1928	44.3	124	56.2	114	32.3	129	0.22	136
1927	49.1	81	57	107	41.2	20	6.23	3
1926	48.6	87	61.3	73	35.8	102	0.33	135
1925	57.7	3	67.9	8	47.5	1	1.99	79
1924	49.7	63	61	75	38.5	54	1.16	109
1923	48.4	89	59.3	92	37.4	79	3.36	40
1922	50.2	57	59.3	92	41.1	22	3.08	47
1921	52	30	63.2	43	40.8	26	0.99	117
1920	40.9	135	48.9	136	32.8	124	6.35	2
1919	47.4	98	55.2	120	39.5	43	2.97	51
1918	45.5	120	55.1	122	35.9	97	1.55	95
1917	45	122	54.3	126	35.8	102	3.52	32
1916	46.9	102	56.2	114	37.7	75	1.12	113
1915	58.1	1	69	4	47.2	2	1.16	109
1914	48.3	91	59.1	96	37.6	77	2.12	73
1913	49.1	81	59.7	88	38.5	54	5.50	8
1912	50.4	53	60.3	82	40.5	29	1.98	80
1911	47.1	100	56.8	110	37.4	79	3.48	33
1910	52.9	17	65.3	20	40.5	29	0.82	123
1909	41.8	133	51.5	134	32.2	130	2.09	74
1908	51.1	49	62.5	56	39.6	42	1.64	90
1907	40.3	136	50.1	135	30.4	135	0.81	124
1906	52	30	63	47	41.1	22	3.94	24
1904	43.9	126	54.9	123	32.8	124	2.32	69
1903	49.3	76	60.5	79	38.1	65	2.39	66
1902	48	94	60.1	87	36	95	1.29	107
1901	50.4	53	60.2	84	40.6	28	1.50	96
1900	52.9	17	63.3	42	42.5	8	3.80	26
1899	49.4	71	60.9	76	37.9	69	0.96	119
1898	49.7	63	61.1	74	38.2	61	1.37	100
1897	47.6	97	58.3	99	36.8	88	4.03	22
1896	51.8	35	63.7	36	39.8	39	6.16	4
1895	56.6	4	68.6	6	44.6	3	3.20	42
1894	51.6	38	61.7	68	41.5	15	2.79	55
1893	44.6	123	54.7	124	34.5	117	3.56	30
1892	46.5	108	55.6	119	37.4	79	4.76	13
1891	52.6	22	63.7	36	41.4	17	2.22	71
1890	52.1	28	64.3	28	39.9	36	1.32	105

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1915	58.1
1955	57.9
1925	57.7
1981	56.6
1895	56.6
1977	55.6
2010	55.4
1987	54.8
1985	54.7
2012	54.5

Coldest
Year	Mean, °F
1907	40.3
1920	40.9
2018	41.2
1909	41.8
1950	42.7
1997	42.8
1983	43.2
2013	43.7
1953	43.7
1951	43.9
More years share the last value

Wettest
Year	Precipitation, in
1984	6.73
1920	6.35
1927	6.23
1896	6.16
1998	6.06
2016	5.81
1986	5.73
1913	5.50
2001	5.21
1985	5.04

Driest
Year	Precipitation, in
1928	0.22
1926	0.33
1942	0.45
1981	0.47
1934	0.55
1987	0.61
1969	0.62
1936	0.62
1982	0.64
2020	0.66

The hottest, coldest and wettest days

Hottest day: 89°F; 21 April 2026, 13 April 2026
Coldest night: 26°F; 9 April 2026
Wettest day: 1.80 in; 2 April 2026

Every month, season and year

Months

Seasons

Years

Sioux City, IA the day's answers

All-time records

Every answer in words

April 2026 brought 3.46 in of precipitation in Sioux City, IA, the wettest April since 2024, 36th wettest of 136.
The hottest day of April 2026 in Sioux City, IA: 89°F on Tuesday 21 April 2026 and Monday 13 April 2026.
The coldest night of April 2026 in Sioux City, IA: a low of 26°F on Thursday 9 April 2026.
The wettest day of April 2026 in Sioux City, IA: 1.80 in on Thursday 2 April 2026.