Bismarck, ND

4 October 2026: Bismarck, ND has had 10 days at 100°F or above in 2026 through 4 October, the most by that date since 2021, 4th most of 152.

Sunday 4 October 2026

High: 70°F; Warmest since 2024; 47th warmest of 153
Low: 33°F; Coldest since 2020; 31st coldest of 153

No measurable precipitation in Bismarck, ND for 5 days to Sunday 4 October 2026.

Every 4 October low in Bismarck, ND since 1874: 33°F in 2026; the lowest is 17°F, in 1988.

Normal range, 26 to 45.1°F

Every year as a table

Every 4 October high in Bismarck, ND since 1874: 70°F in 2026; the highest is 95°F, in 1963.

Year	High, °F	Low, °F
2026	70	33
2025	68	56
2024	72	37
2023	69	47
2022	73	44
2021	87	39
2020	73	32
2019	52	36
2018	40	23
2017	61	40
2016	64	45
2015	56	47
2014	50	26
2013	47	33
2012	43	31
2011	84	45
2010	75	45
2009	51	42
2008	73	47
2007	62	44
2006	59	35
2005	45	38
2004	61	19
2003	79	40
2002	53	37
2001	56	32
2000	53	26
1999	68	26
1998	50	46
1997	81	38
1996	75	36
1995	55	44
1994	51	44
1993	61	37
1992	83	45
1991	48	29
1990	66	33
1989	56	34
1988	50	17
1987	76	40
1986	64	40
1985	51	36
1984	80	39
1983	67	35
1982	58	38
1981	52	47
1980	72	37
1979	72	27
1978	51	42
1977	56	40
1976	54	39
1975	78	41
1974	51	38
1973	63	31
1972	73	37
1971	70	37
1970	86	39
1969	51	36
1968	62	23
1967	70	42
1966	57	30
1965	65	31
1964	53	33
1963	95	42
1962	76	38
1961	75	39
1960	91	41
1959	77	40
1958	63	37
1957	68	45
1956	76	30
1955	72	50
1954	40	34
1953	70	36
1952	43	26
1951	50	43
1950	59	26
1949	69	36
1948	74	51
1947	82	49
1946	58	32
1945	73	38
1944	77	40
1943	81	41
1942	65	41
1941	60	41
1940	68	50
1939	47	39
1938	72	54
1937	72	52
1936	75	35
1935	53	22
1934	69	52
1933	72	32
1932	48	33
1931	64	45
1930	53	45
1929	76	44
1928	55	37
1927	62	28
1926	53	46
1925	60	39
1924	56	36
1923	66	42
1922	73	49
1921	85	39
1920	78	34
1919	54	30
1918	74	44
1917	63	43
1916	44	32
1915	58	34
1914	70	41
1913	53	40
1912	80	46
1911	59	43
1910	59	45
1909	84	51
1908	60	40
1907	70	42
1906	57	41
1905	70	45
1904	46	37
1903	52	33
1902	76	34
1901	69	38
1900	50	46
1899	63	25
1898	38	32
1897	77	42
1896	54	35
1895	59	45
1894	53	34
1893	58	32
1892	82	42
1891	44	34
1890	56	44
1889	64	37
1888	53	43
1887	65	35
1886	82	45
1885	47	34
1884	62	38
1883	58	44
1882	67	39
1881	60	35
1880	70	42
1879	82	40
1878	58	33
1877	40	29
1876	51	23
1875	48	32
1874	70	39

The forecast

Date	High	Low
6 October	76°FRecord 91°F, 1920	45°FRecord 19°F, 1991
7 October	Record 91°F, 1920	Record 15°F, 1976

The month and the year

Every year's 1 to 4 October in Bismarck, ND, ranked by its mean temperature: October 2026 so far is the tied 85th warmest of 153.

Every year, ranked, as a table

Rank	Year	Mean, °F
1	1914	68
2	2025	66.5
3	2023	65.6
4	1938	65.4
5	1957	64.1
6	1922	64
7	1963	63.8
8	2011	63.6
9	1997	63.4
10	1892	63.3
11	2016	61.8
12	1897	61.6
13	2022	61.5
14	2021	61
15	1992	60.9
16	1967	60.5
17	1953	60.4
18	1943	60.3
19	1906	59.3
20	1909	59.1
21	1890	59
22	1947	58.6
23	1942	58.5
23	1940	58.5
23	1931	58.5
26	1879	58.4
27	1905	57.8
28	1976	57.6
28	1912	57.6
30	1975	57.4
30	1923	57.4
32	1886	57.3
33	1937	57
34	1972	56.9
35	1951	56.6
36	1929	56.5
37	1920	56.4
37	1896	56.4
39	1960	56
40	1962	55.8
41	1955	55.6
41	1913	55.6
43	2008	55.4
43	2005	55.4
43	1946	55.4
46	1984	55.3
46	1956	55.3
46	1948	55.3
46	1910	55.3
46	1895	55.3
51	2006	55.1
52	2007	55
52	1970	55
54	1949	54.9
54	1917	54.9
54	1889	54.9
57	1945	54.8
58	1887	54.1
59	1980	54
60	1928	53.9
61	2024	53.8
61	1973	53.8
63	1934	53.6
64	1933	53.4
64	1874	53.4
66	2015	53.3
66	2001	53.3
68	1918	53.1
69	1932	52.6
70	1987	52.5
71	1904	52.4
72	1990	52.3
72	1969	52.3
72	1908	52.3
75	2017	52.1
75	2010	52.1
75	1993	52.1
78	1930	52
79	2003	51.9
79	1979	51.9
81	1878	51.6
82	1919	51.5
83	1964	51.4
83	1882	51.4
85	2026	51.1
85	1981	51.1
87	1958	50.9
87	1903	50.9
89	1971	50.6
89	1921	50.6
89	1885	50.6
89	1884	50.6
93	1899	50.5
94	1939	50.3
95	1924	50.1
95	1915	50.1
95	1880	50.1
98	1961	50
99	1911	49.9
100	1926	49.6
101	1941	49.4
101	1901	49.4
103	2012	49.3
104	2013	49.1
104	1966	49.1
104	1907	49.1
107	2000	48.6
107	1978	48.6
109	1995	48.4
110	2020	48.3
111	1983	48.1
112	1986	47.8
113	1927	47.5
113	1888	47.5
115	1965	47.4
115	1959	47.4
117	1977	47.3
117	1944	47.3
119	1994	47
120	1902	46.9
120	1881	46.9
122	1936	46.8
123	1991	46.4
124	1998	46.3
125	1900	46.1
125	1875	46.1
127	2009	45.9
127	1982	45.9
129	2014	45.6
130	1968	45.1
131	1974	45
132	1996	44.5
133	1952	44.4
133	1935	44.4
135	1985	43.9
136	1893	43.8
137	1883	43.6
138	1988	43.5
139	1954	43.3
140	1898	42.4
141	2004	42.3
142	1925	41.6
143	1876	41.4
144	2002	41.3
145	2018	41.1
145	1989	41.1
145	1894	41.1
148	1891	41
149	2019	40.8
150	1916	40.3
151	1877	40.1
152	1950	38.1
153	1999	37.5

Every day as a table

Daily highs and lows in Bismarck, ND, 1 to 4 October 2026, with each date's record range and its 1991 to 2020 normal range.

Day	High, °F	Low, °F	Record high	Year	Record low	Year	Normal high	Normal low
1 October 2026	64	38	95	1953	19	1985	64	37.5
2 October 2026	63	33	93	1997	18	1999	65.5	38
3 October 2026	70	38	88	2025	16	1989	58.5	38.5
4 October 2026	70	33	95	1963	17	1988	57.5	37.5

The warmest, coldest and wettest on this date

The 20 warmest 4 October highs in Bismarck, ND since 1874.
Rank	Year	High, °F
1	1963	95
2	1960	91
3	2021	87
4	1970	86
5	1921	85
6	2011	84
6	1909	84
8	1992	83
9	1947	82
9	1892	82
9	1886	82
9	1879	82
13	1997	81
13	1943	81
15	1984	80
15	1912	80
17	2003	79
18	1975	78
18	1920	78
20	1959	77

The 20 coldest 4 October lows in Bismarck, ND since 1874.
Rank	Year	Low, °F
1	1988	17
2	2004	19
3	1935	22
4	2018	23
4	1968	23
4	1876	23
7	1899	25
8	2014	26
8	2000	26
8	1999	26
8	1952	26
8	1950	26
13	1979	27
14	1927	28
15	1991	29
15	1877	29
17	1966	30
17	1956	30
17	1919	30
20	2012	31

The 20 wettest 4 October days in Bismarck, ND since 1874.
Rank	Year	Precipitation, in
1	2013	1.68
2	1998	0.89
3	2025	0.76
4	1898	0.58
5	1939	0.53
6	2018	0.51
7	2005	0.48
8	1937	0.36
9	1896	0.31
10	1875	0.28
11	1913	0.24
12	2023	0.22
12	1957	0.22
14	1951	0.21
15	1924	0.17
16	1978	0.16
17	2000	0.15
18	1946	0.14
19	1883	0.12
20	1989	0.08

Every answer in words

Sunday 4 October 2026: a high of 70°F in Bismarck, ND, the warmest 4 October since 2024, tied 47th warmest of 153 (with 1971, 1967, 1953 and 5 other years).
Sunday 4 October 2026: a low of 33°F in Bismarck, ND, the coldest 4 October night since 2020, tied 31st coldest of 153 (with 2013, 1990, 1964 and 3 other years).
Forecast for Tuesday 6 October 2026: a high of 76°F in Bismarck, ND, which would be the warmest 6 October since 2021, tied 18th warmest of 153 (with 1973) (National Weather Service forecast).
Forecast for Tuesday 6 October 2026: a low of 45°F in Bismarck, ND, which would be the warmest 6 October night since 2021, tied 23rd warmest of 153 (with 2007, 1963, 1957 and 1 other year) (National Weather Service forecast).
Bismarck, ND on 6 October: record high 91°F (1920), record low 19°F (1991).
Bismarck, ND on 7 October: record high 91°F (1920), record low 15°F (1976).
October 2026 so far averaged 51.1°F in Bismarck, ND, the coldest 1 to 4 October since 2020, tied 68th coldest of 153 (with 1981).
October 2026 so far brought a trace of precipitation in Bismarck, ND, the driest 1 to 4 October since 2024, tied 37th driest of 153 (with 2021, 2020, 2014 and 35 other years).
Fall 2026 so far averaged 62.5°F in Bismarck, ND, the warmest 1 September to 4 October since 2025, 14th warmest of 152.
Fall 2026 so far brought 2.49 in of precipitation in Bismarck, ND, the wettest 1 September to 4 October since 2025, tied 27th wettest of 152 (with 1991).
2026 so far averaged 50.5°F in Bismarck, ND, the warmest 1 January to 4 October since 2021, tied 6th warmest of 152 (with 1987).
2026 so far brought 11.66 in of precipitation in Bismarck, ND, the driest 1 January to 4 October since 2021, 36th driest of 152.
The 30 days to Sunday 4 October 2026 brought 2.49 in of precipitation in Bismarck, ND, the driest 30 days to 4 October since 2024, tied 129th driest of 152 (with 1991).
The 60 days to Sunday 4 October 2026 brought 3.88 in of precipitation in Bismarck, ND, the driest 60 days to 4 October since 2024, 113th driest of 152.
The 90 days to Sunday 4 October 2026 brought 4.84 in of precipitation in Bismarck, ND, the driest 90 days to 4 October since 2022, 71st driest of 152.
Bismarck, ND has had 33 days at 90°F or above in 2026 through 4 October, the most by that date since 2022, tied 16th most of 152 (with 2022 and 1941).
Bismarck, ND has had 115 freezing nights (a low of 32°F or below) in 2026 through 4 October, the most by that date since 2021, tied 50th most of 152 (with 2021, 1993, 1976 and 1 other year).
The last freeze of spring 2026 in Bismarck, ND came on Sunday 10 May 2026, the latest since 2021, tied 98th latest of 152 (with 1954, 1933 and 1885).

Nearby

Mobridge, SD 86.8 mi
Aberdeen, SD 145.4 mi
Williston, ND 172.6 mi
Grand Forks, ND 185.5 mi
Fargo, ND 186.7 mi
Burleigh County, ND county average
North Dakota every city and county

All-time records

About these figures

Daily records for Bismarck, ND run from 1874 to 4 October 2026, with 4 days missing; current station BISMARCK MUNICIPAL AP.

Our calculation from NOAA records for Bismarck, ND, 1874 to 2026. Preliminary until NOAA's final data.