NWS Sioux Falls Climate Records, Normals, and Observed

April 2011 Temperature Data for Sioux City

Date	Observed High (F)	Observed Low (F)	Normal High (F)	Normal Low (F)	Record High (F)	Year	Record Low (F)	Year
1	59	30	56	31	88	2003	8	1924
2	65	27	56	31	86	1981	9	1975
3	63	41	57	32	85	1921	-2	1975
4	51	26	57	32	90	1929	15	2002
5	71	23	58	33	89	1991	16	1982
6	65	36	58	33	91	1991	12	1982
7	63	34	59	33	88	1988	14	1936
8	61	46	59	34	89	1931	14	2007
9	82	49	60	34	87	1977	16	1928
10	71	44	60	35	84	2006	20	1989
11	64	36	61	35	89	1968	16	1940
12	78	30	61	35	86	2010	15	1957
13	59	44	62	36	91	2006	15	1950
14	55	43	62	36	90	1954	17	1950
15	43	35	62	37	96	2002	22	1962
16	48	30	63	37	90	2004	20	1904
17	50	32	63	37	88	1985	20	1997
18	44	37	64	38	92	1994	19	1953
19	38	33	64	38	90	1987	20	1928
20	49	32	64	39	91	1980	22	1953
21	47	32	65	39	94	1980	23	1966
22	67	39	65	40	97	1980	26	1936
23	50	33	66	40	92	2009	25	1996
24	59	29	66	40	88	1906	23	1956
25	56	32	66	41	93	1981	29	1950
26	51	44	67	41	91	1987	25	1950
27	62	38	67	42	91	1989	24	1950
28	70	44	67	42	98	1910	27	2008
29	77	42	68	42	93	2007	25	1958
30	62	41	68	43	93	2007	22	1903
Avg High/Low	59	36	62	37

The highest and lowest observed and record temperatures for the month are highlighted with a white background.

(Data listed above is unofficial and may contain errors. For official climate records, please contact the National Climatic Data Center.)