Sioux Falls, SD: October

10 October 2026: October 2026 so far averaged 61.5°F in Sioux Falls, SD, the warmest 1 to 10 October since 2025, 13th warmest of 133.

October 2026 so far, to 10 October 2026

Mean temperature: 61.5°F; Warmest since 2025; 13th warmest of 133
Precipitation: a trace; Driest since 2024; 7th driest of 133

A normal 1 to 10 October in Sioux Falls, SD (1991 to 2020): a mean temperature of 53.8°F, between 47.3°F and 60.8°F in eight years of ten and 0.54 in of precipitation, between 0.00 in and 3.02 in in eight years of ten.

The mean temperature of every 1 to 10 October in Sioux Falls, SD since 1894: 61.5°F in 2026; the highest is 67.4°F, in 2011.

Normal range, 47.3 to 60.8°F

Every year, ranked, as a table

Every 1 to 10 October in Sioux Falls, SD from 1894 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	61.5	13	75.7	11	47.3	25	trace	111
2025	64.5	4	78.7	3	50.2	6	0.01	108
2024	58.9	26	75.9	10	41.9	66	0.00	128
2023	60.5	20	72.6	22	48.4	14	0.75	45
2022	58.3	31	71.9	28	44.6	44	0.09	91
2021	63.7	5	75.1	13	52.2	4	0.17	82
2020	55.8	52	71.6	31	39.9	84	trace	111
2019	53.1	82	61.1	112	45.1	41	1.95	19
2018	47	124	53.3	132	40.6	77	2.26	13
2017	55.4	55	63.9	95	46.9	29	5.13	2
2016	55.4	55	66.5	69	44.3	47	3.02	8
2015	56.4	46	66	72	46.8	30	trace	111
2014	49.9	108	60.8	114	39	94	0.22	78
2013	58.1	33	69.3	43	46.8	30	0.24	76
2012	47.3	122	61.9	105	32.7	130	trace	111
2011	67.4	1	78.3	4	56.5	2	0.51	58
2010	57.2	41	71.5	33	42.8	61	0.02	103
2009	43.8	131	51.2	133	36.4	113	2.46	10
2008	56.8	44	70.1	39	43.4	54	2.47	9
2007	61.3	14	73	19	49.5	9	2.38	12
2006	60.8	16	73.8	16	47.8	21	0.07	94
2005	54.6	66	65.6	81	43.6	50	1.56	23
2004	53.4	77	66.7	65	40.1	82	0.55	54
2003	58.6	29	73.6	17	43.6	50	0.00	128
2002	48.4	115	60.7	115	36.1	115	3.05	6
2001	53.3	79	66.7	65	39.8	85	0.62	50
2000	43.7	132	55	129	32.4	131	0.53	56
1999	50.8	100	64.6	89	37	108	0.35	70
1998	50.8	100	60.5	117	41.1	70	3.05	6
1997	62.6	9	77.4	6	47.8	21	0.62	50
1996	50.7	102	63.5	96	37.8	101	0.11	87
1995	52.9	85	62.9	98	42.9	60	1.18	28
1994	54.1	70	62.6	103	45.5	39	0.45	65
1993	51.4	94	64.7	88	38.1	99	0.46	64
1992	54.7	63	66.4	71	43	57	2.20	14
1991	51.3	96	65.8	78	36.8	110	0.04	97
1990	52.6	86	65.7	79	39.4	89	1.30	26
1989	47.5	120	61.9	105	33.1	127	trace	111
1988	46.8	125	60.6	116	32.9	129	trace	111
1987	47.2	123	62.8	99	31.5	132	trace	111
1986	50.4	104	60.3	119	40.4	79	0.47	61
1985	43.4	133	53.5	131	33.2	126	0.18	80
1984	58.3	31	68.1	59	48.4	14	0.77	43
1983	56	50	67.1	62	44.9	42	0.03	99
1982	53.9	72	64.2	91	43.6	50	4.56	3
1981	51.8	92	62.8	99	40.8	76	0.76	44
1980	55.3	58	71.8	29	38.7	95	trace	111
1979	50.9	99	64	94	37.7	103	0.02	103
1978	49.9	108	62.8	99	37	108	0.09	91
1977	44.8	130	55.3	128	34.2	124	1.42	24
1976	53.1	82	70.4	37	35.8	117	0.10	90
1975	56.9	43	72.8	20	40.9	73	trace	111
1974	49.5	111	65.9	76	33	128	0.03	99
1973	58	34	68.4	53	47.5	23	4.54	4
1972	54.4	68	68.7	50	40	83	0.70	48
1971	54.2	69	68.2	58	40.2	80	0.66	49
1970	49.6	110	61.8	107	37.4	105	2.11	15
1969	53.9	72	66.8	64	41	72	0.61	52
1968	50.3	105	63.5	96	37.1	107	0.86	39
1967	52.6	86	65.9	76	39.3	90	0.33	72
1966	53.8	75	68.3	55	39.2	91	0.21	79
1965	54.8	62	68.7	50	40.9	73	trace	111
1964	47.6	118	60.5	117	34.7	121	0.03	99
1963	62.6	9	80.7	2	44.4	45	0.71	47
1962	58.7	28	68.9	48	48.5	13	0.33	72
1961	55.1	60	69.1	44	41.1	70	1.14	30
1960	57.7	35	72	26	43.3	56	0.00	128
1959	47.7	117	59	121	36.4	113	1.07	34
1958	55.7	53	69	45	42.3	64	0.01	108
1957	55.4	55	64.9	84	45.8	38	0.52	57
1956	54.7	63	71.4	34	38	100	trace	111
1955	59.2	23	70.4	37	47.9	20	0.80	42
1954	50.5	103	56.9	125	44	49	0.38	68
1953	55.9	51	72.2	24	39.6	88	trace	111
1952	46	126	60.9	113	31	133	trace	111
1951	55.3	58	68.1	59	42.5	62	0.47	61
1950	47.4	121	57.4	123	37.3	106	1.80	20
1949	57.4	38	68.4	53	46.3	33	0.88	37
1948	51.7	93	61.8	107	41.6	67	0.81	41
1947	60.7	18	73.2	18	48.1	17	0.50	59
1946	54.5	67	66	72	43	57	3.78	5
1945	52.4	90	64.2	91	40.6	77	0.08	93
1944	48.5	114	56.8	126	40.2	80	0.37	69
1943	56.3	47	70.6	36	42	65	0.00	128
1942	59.4	22	72	26	46.8	30	0.12	85
1941	53.7	76	64.9	84	42.5	62	1.61	21
1940	59	25	68.1	59	49.9	7	0.98	35
1939	58.4	30	69.5	42	47.3	25	1.08	32
1938	67.3	2	77.3	8	57.2	1	0.01	108
1937	56.2	48	66	72	46.3	33	0.74	46
1936	57.4	38	68.7	50	46	35	0.07	94
1935	45.8	127	57.2	124	34.3	123	0.03	99
1934	60.7	18	72.3	23	49.1	10	0.02	103
1933	52.1	91	65.5	82	38.6	96	0.00	128
1932	48.8	113	60	120	37.6	104	0.02	103
1931	61.7	12	72.1	25	51.3	5	0.48	60
1930	61.2	15	68.9	48	53.4	3	2.09	16
1929	53.1	82	61.4	111	44.7	43	1.13	31
1928	62.7	8	75.5	12	49.9	7	0.02	103
1927	51.2	97	61.5	110	40.9	73	0.28	74
1926	57.4	38	66.7	65	48.1	17	1.15	29
1925	45.3	129	53.8	130	36.8	110	0.12	85
1924	56.1	49	66.7	65	45.4	40	1.42	24
1923	57.7	35	68.3	55	47	28	0.47	61
1922	60.8	16	72.7	21	48.8	11	0.96	36
1921	52.6	86	66	72	39.1	92	trace	111
1920	63	7	77.4	6	48.6	12	0.00	128
1919	55.1	60	67.1	62	43	57	0.40	66
1918	58.9	26	71.7	30	46	35	0.06	96
1917	48.2	116	62.5	104	33.8	125	trace	111
1916	53.2	80	66.5	69	39.8	85	0.11	87
1915	47.6	118	58.5	122	36.7	112	0.55	54
1914	59.1	24	70	40	48.1	17	0.87	38
1913	56.7	45	69	45	44.3	47	2.06	17
1912	54.1	70	69	45	39.1	92	0.04	97
1911	52.6	86	61.7	109	43.4	54	5.31	1
1910	65	3	82.7	1	47.3	25	0.40	66
1909	61.8	11	76.1	9	47.5	23	1.30	26
1908	53.4	77	68.3	55	38.5	98	0.18	80
1907	55.6	54	69.9	41	41.3	69	0.11	87
1906	50	106	65.3	83	34.7	121	0.24	76
1905	63.2	6	78.1	5	48.2	16	0.25	75
1904	57.6	37	70.7	35	44.4	45	0.82	40
1903	54.7	63	65.7	79	43.6	50	2.44	11
1902	51.1	98	64.4	90	37.8	101	0.15	84
1901	53.2	80	64.9	84	41.4	68	1.08	32
1900	57	42	74.2	15	39.7	87	trace	111
1899	53.9	72	71.6	31	36.1	115	0.61	52
1898	51.4	94	64.1	93	38.6	96	2.03	18
1897	60.3	21	74.7	14	45.9	37	trace	111
1896	49.3	112	62.7	102	35.8	117	1.60	22
1895	50	106	64.8	87	35.2	120	0.17	82
1894	45.8	127	56.2	127	35.4	119	0.34	71

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2011	67.4
1938	67.3
1910	65
2025	64.5
2021	63.7
1905	63.2
1920	63
1928	62.7
1997	62.6
1963	62.6

Coldest
Year	Mean, °F
1985	43.4
2000	43.7
2009	43.8
1977	44.8
1925	45.3
1935	45.8
1894	45.8
1952	46
1988	46.8
2018	47

Wettest
Year	Precipitation, in
1911	5.31
2017	5.13
1982	4.56
1973	4.54
1946	3.78
2002	3.05
1998	3.05
2016	3.02
2008	2.47
2009	2.46

Driest
Year	Precipitation, in
2024	0.00
2003	0.00
1960	0.00
1943	0.00
1933	0.00
1920	0.00
2026	trace
2020	trace
2015	trace
2012	trace
More years share the last value

The hottest, coldest and wettest days

Hottest day: 90°F; 10 October 2026
Coldest night: 40°F; 4 October 2026, 2 October 2026

Every month, season and year

Months

Seasons

Years

Sioux Falls, SD the day's answers

All-time records

Every answer in words

October 2026 so far brought a trace of precipitation in Sioux Falls, SD, the driest 1 to 10 October since 2024, tied 7th driest of 133 (with 2020, 2015, 2012 and 13 other years).
The hottest day of October 2026 so far in Sioux Falls, SD: 90°F on Saturday 10 October 2026.
The coldest night of October 2026 so far in Sioux Falls, SD: a low of 40°F on Sunday 4 October 2026 and Friday 2 October 2026.