Sisseton, SD: Fall

10 October 2026: Fall 2026 so far averaged 63°F in Sisseton, SD, the warmest 1 September to 10 October since 2025, tied 9th warmest of 92 (with 1978).

Fall 2026 so far, to 10 October 2026

Mean temperature: 63°F; Warmest since 2025; 9th warmest of 92
Precipitation: 2.45 in; Wettest since 2025; 44th wettest of 93

A normal 1 September to 10 October in Sisseton, SD (1991 to 2020): a mean temperature of 58.4°F, between 55.4°F and 61.1°F in eight years of ten and 3.17 in of precipitation, between 0.79 in and 5.85 in in eight years of ten.

The mean temperature of every 1 September to 10 October in Sisseton, SD since 1932: 63°F in 2026; the highest is 65.8°F, in 2024.

Normal range, 55.4 to 61.1°F

Every year, ranked, as a table

Every 1 September to 10 October in Sisseton, SD from 1931 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	63	9	75.1	19	50.8	6	2.45	44	0
2025	63.7	5	77	5	50.4	9	3.02	33	0
2024	65.8	1	80	1	51.6	1	0.09	93	0
2023	62.4	14	75.2	16	49.6	10	4.21	20	0
2022	62.3	15	76.8	6	47.8	26	0.19	90	0
2021	64.1	2	77.3	3	51	4	5.91	6	0
2020	57.8	57	70.9	53	44.7	71	1.05	70	0
2019	58.6	48	68.1	76	49.2	16	7.81	1	0
2018	54.9	88	65.4	89	44.5	74	4.59	16	0
2017	60.2	32	71.6	45	48.9	19	5.27	12	0
2016	60	37	71.5	48	48.4	22	3.05	32	0
2015	62.6	12	75.8	12	49.4	12	0.38	85	0
2014	57.4	65	69.1	68	45.7	56	0.84	76	0
2013	62	16	74.6	26	49.4	12	4.85	14	0
2012	56	78	71.8	42	40.2	92	0.20	89	0
2011	60.1	36	73.3	32	46.9	33	0.82	78	0
2010	57.3	66	69.4	65	45.2	63	5.63	8	0
2009	57.7	60	68.3	74	47.1	31	5.84	7	0
2008	57.9	56	70.5	60	45.3	61	5.95	5	0
2007	60.7	24	73.1	34	48.3	23	3.29	27	0
2006	57.1	67	68.2	75	46	54	5.33	10	0
2005	61	17	72.6	36	49.4	12	4.08	21	0
2004	60.8	22	73.3	32	48.3	23	7.38	2	0
2003	58.8	44	72.2	38	45.3	61	0.50	83	1
2002	58.5	50	70.6	59	46.5	41	2.64	41	0
2001	56.1	77	69.2	67	42.9	84	3.72	25	2
2000	55.4	85	69.3	66	41.4	87	1.32	67	0
1999	53.6	90	65	90	42.3	85	1.77	56	1
1998	61	17	75.2	16	46.9	33	1.55	59	0
1997	64.1	2	77.2	4	50.9	5	0.87	75	1
1996	56.4	76	68.4	73	44.2	77	4.22	19	3
1995	55.5	83	67.3	84	44.8	69	5.03	13	4
1994	59.6	39	70	62	49.2	16	3.36	26	0
1993	54.5	89	68	78	41	89	2.15	47	0
1992	58.2	53	70.7	58	46.2	46	2.13	50	1
1991	58.7	45	70.9	53	46.2	46	2.81	40	2
1990	60.2	32	72.9	35	47.6	28	3.00	36	0
1989	57.1	67	69.1	68	45	65	3.01	35	1
1988	57.6	61	69	70	46.1	51	3.88	22	0
1987	58.7	45	70.9	53	46.5	41	2.31	46	1
1986	55.3	86	64.1	91	46.6	39	5.29	11	0
1985	53.2	91	62.2	92	44.3	76	2.89	39	1
1984	56.7	72	67.8	81	46.2	46	1.90	54	2
1983	59.5	41	69.8	63	49.4	12	2.11	51	2
1982	57.8	57	68.9	71	46.7	38	6.34	4	0
1981	57.6	61	71.6	45	44.7	71	1.72	57	3
1980	60.7	24	75.2	16	46.3	44	0.37	86	1
1979	60.5	29	74	29	46.9	33	0.13	92	0
1978	63	9	74.7	25	51.3	3	1.26	68	1
1977	55.9	80	66.2	87	45.7	56	5.37	9	0
1976	60.7	24	76.7	8	44.7	71	0.94	73	0
1975	58.5	50	72.1	39	45	65	1.48	64	0
1974	56.6	73	72	40	40.8	91	0.80	79	1
1973	59.7	38	70.8	57	48.7	20	2.91	38	0
1972	58	54	72.4	37	43.6	81	0.18	91	0
1971	60.9	20	73.5	31	48.1	25	1.35	66	1
1970	61	17	75	21	47	32	2.43	45	0
1969	60.6	27	75.1	19	46.1	51	1.61	58	0
1968	58.6	48	71.1	52	46.2	46	4.47	18	0
1967	60.4	30	73.9	30	46.9	33	1.38	65	0
1966	59.5	41	74.1	27	44.9	68	1.07	69	0
1965	51.3	92	61.3	93	41.3	88	4.59	16	0
1964	55.2	87	67.5	83	43	83	1.78	55	0
1963	64.1	2	76.8	6	51.5	2	1.51	60	0
1962									7
1961			70.9	53			4.80	15	6
1960	62.5	13	75.9	11	49.1	18	0.79	80	0
1959	58.4	52	71.3	50	45.4	59	2.14	49	0
1958	60.8	22	74.9	22	46.6	39	1.02	72	1
1957	57.5	64	68.8	72	46.2	46	3.02	33	0
1956									10
1955	60.3	31	75.7	13	45.1	64	0.76	82	3
1954	56	78	66.1	88	45.8	55	3.25	29	1
1953	60.6	27	75.6	14	45.6	58	0.30	87	0
1952	60.2	32	76.6	9	43.8	79	0.40	84	1
1951	55.6	82	68	78	42.2	86	1.97	53	4
1950	56.8	71	69.7	64	43.8	79	1.49	62	1
1949	58.7	45	71.2	51	46.3	44	3.26	28	0
1948	62.7	11	74.8	24	50.8	6	2.55	43	2
1947	59.6	39	71.9	41	47.4	29	2.06	52	0
1946	56.6	73	67.1	85	46.1	51	6.93	3	0
1945	55.8	81	68	78	44.8	69	3.20	30	2
1944	57.1	67	66.5	86	47.2	30	2.62	42	1
1943	59	43	71.6	45	46.4	43	0.91	74	0
1942	56.5	75	67.8	81	45	65	3.09	31	1
1941	57.1	67	68.1	76	46.9	33	3.81	23	2
1940	63.1	7	76.5	10	49.6	10	2.15	47	0
1939	60.9	20	74.1	27	47.7	27	1.49	62	0
1938	63.1	7	75.4	15	50.7	8	3.80	24	1
1937	57.8	57	71.5	48	44.1	78	0.77	81	0
1936	60.2	32	74.9	22	45.4	59	1.50	61	0
1935	55.5	83	70.1	61	40.9	90	0.30	87	0
1934	57.6	61	71.8	42	43.4	82	2.98	37	0
1933	63.6	6	78.5	2	48.7	20	1.03	71	0
1932	58	54	71.7	44	44.4	75	0.84	76	0
1931									30

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2024	65.8
2021	64.1
1997	64.1
1963	64.1
2025	63.7
1933	63.6
1940	63.1
1938	63.1
2026	63
1978	63

Coldest
Year	Mean, °F
1965	51.3
1985	53.2
1999	53.6
1993	54.5
2018	54.9
1964	55.2
1986	55.3
2000	55.4
1995	55.5
1935	55.5

Wettest
Year	Precipitation, in
2019	7.81
2004	7.38
1946	6.93
1982	6.34
2008	5.95
2021	5.91
2009	5.84
2010	5.63
1977	5.37
2006	5.33

Driest
Year	Precipitation, in
2024	0.09
1979	0.13
1972	0.18
2022	0.19
2012	0.20
1953	0.30
1935	0.30
1980	0.37
2015	0.38
1952	0.40

The hottest, coldest and wettest days

Hottest day: 93°F; 3 September 2026
Coldest night: 35°F; 5 October 2026, 2 October 2026
Wettest day: 0.98 in; 18 September 2026

Every month, season and year

Months

Seasons

Years

Sisseton, SD the day's answers

All-time records

Every answer in words

Fall 2026 so far brought 2.45 in of precipitation in Sisseton, SD, the wettest 1 September to 10 October since 2025, 44th wettest of 93.
The hottest day of fall 2026 so far in Sisseton, SD: 93°F on Thursday 3 September 2026.
The coldest night of fall 2026 so far in Sisseton, SD: a low of 35°F on Monday 5 October 2026 and Friday 2 October 2026.
The wettest day of fall 2026 so far in Sisseton, SD: 0.98 in on Friday 18 September 2026.