South Bend, IN: September

30 September 2026: September 2026 averaged 68°F in South Bend, IN (1 day missing), the warmest September since 2024, 17th warmest of 130.

September 2026

Mean temperature: 68°F; Warmest since 2024; 17th warmest of 130
Precipitation: 4.36 in; Wettest since 2019; 33rd wettest of 130

A normal September in South Bend, IN (1991 to 2020): a mean temperature of 64.1°F, between 61.9°F and 67.7°F in eight years of ten and 3.01 in of precipitation, between 1.14 in and 6.68 in in eight years of ten.

The mean temperature of every September in South Bend, IN since 1894: 68°F in 2026; the highest is 70.6°F, in 1908.

Normal range, 61.9 to 67.7°F

Every year, ranked, as a table

Every September in South Bend, IN 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	Days missing
2026	68	17	77.6	32	58.4	7	4.36	33	1
2025	66.5	37	78.3	24	54.7	54	1.34	113	0
2024	68.1	14	80.1	10	56.1	33	3.47	55	0
2023	66.6	34	76.5	48	56.7	27	1.71	101	0
2022	65.6	49	76	52	55.2	47	2.41	85	0
2021	69.1	7	80.3	8	58	13	1.96	95	0
2020	64.3	70	75	66	53.5	76	1.68	102	0
2019	68.8	10	78.4	22	59.2	3	6.56	9	0
2018	67.1	28	76.7	44	57.5	16	2.95	70	0
2017	65.7	48	76.9	42	54.5	64	2.04	92	0
2016	67.9	18	77.6	32	58.2	9	3.74	48	0
2015	67.1	28	78	29	56.3	28	4.05	39	0
2014	63.2	89	74	83	52.4	93	2.71	78	0
2013	65.6	49	77.1	39	54.1	70	4.12	37	0
2012	63	94	73.6	91	52.4	93	2.03	93	0
2011	61.9	112	71.3	118	52.5	86	3.65	51	0
2010	63.9	78	73.9	86	53.9	73	2.13	89	0
2009	63.9	78	74.1	82	53.8	74	0.48	127	0
2008	65.9	46	76.1	50	55.6	42	13.92	1	0
2007	67.5	25	78.6	19	56.3	28	1.48	108	0
2006	61.4	117	70.3	125	52.4	93	3.53	54	0
2005	67.7	23	79.4	14	56	36	3.07	65	0
2004	66.1	43	77.5	36	54.7	54	0.92	123	0
2003	62.4	103	71.9	114	52.8	83	3.69	50	0
2002	68.1	14	80.2	9	56	36	1.16	118	0
2001	61.8	114	71.8	116	51.8	103	3.65	51	0
2000	63.1	93	73.7	89	52.5	86	3.22	63	0
1999	64.9	60	78.1	25	51.7	104	1.25	115	0
1998	67.4	26	78.8	17	56	36	1.54	106	0
1997	62.4	103	72.3	106	52.5	86	2.86	74	0
1996	62.6	100	72.1	112	53	80	3.30	62	0
1995	62.2	107	73.8	87	50.6	116	0.89	124	0
1994	64.9	60	75.2	63	54.7	54	4.68	26	0
1993	58.8	128	67.7	129	50	121	7.76	5	0
1992	62.3	105	72.2	108	52.3	96	8.84	3	0
1991	63.2	89	74.4	75	52	101	2.71	78	0
1990	65	56	74.4	75	55.5	43	3.76	47	0
1989	61.8	114	72.2	108	51.3	111	3.78	46	0
1988	64.5	66	74.9	72	54.1	70	4.42	31	0
1987	64.6	63	74.6	74	54.6	60	3.64	53	0
1986	65.9	46	75.5	59	56.2	30	4.27	35	0
1985	65.6	49	75	66	56.2	30	1.88	97	0
1984	63.8	80	73	98	54.6	60	4.02	41	0
1983	66.5	37	77.6	32	55.3	46	2.81	77	0
1982	63.3	87	72	113	54.6	60	2.51	84	0
1981	62.7	99	71.1	122	54.4	65	3.81	45	0
1980	66.3	41	75.8	57	56.8	24	5.64	12	0
1979	65.4	53	76.1	50	54.7	54	0.01	130	0
1978	68.9	8	79.7	11	58.1	10	3.07	65	0
1977	65.3	54	73.1	97	57.4	17	9.01	2	0
1976	61.2	120	72.7	100	49.8	125	3.34	61	0
1975	60.1	125	69.7	126	50.5	118	1.15	119	0
1974	62	111	72.3	106	51.7	104	4.65	27	0
1973	67	31	76.7	44	57.3	19	2.11	90	0
1972	62.8	98	71.3	118	54.4	65	7.67	6	0
1971	67	31	75.4	61	58.7	4	5.16	20	0
1970	64.4	68	73.3	95	55.5	43	5.37	17	0
1969	63.6	84	72.5	103	54.6	60	1.42	111	0
1968	64.6	63	73.4	93	55.8	40	4.38	32	0
1967	62.5	102	73.4	93	51.6	108	2.59	80	0
1966	62.3	105	72.2	108	52.3	96	1.10	121	0
1965	63.7	83	72.7	100	54.7	54	5.55	14	0
1964	63	94	74.4	75	51.5	109	3.39	58	0
1963	64.6	63	77	41	52.1	99	1.18	117	0
1962	61	121	71.9	114	50	121	1.28	114	0
1961	68.2	13	78.1	25	58.3	8	5.78	11	0
1960	68.1	14	78.1	25	58.1	10	3.40	57	0
1959	67.3	27	79.5	12	55.2	47	2.90	71	0
1958	63.2	89	73.7	89	52.7	85	2.40	86	0
1957	61.4	117	72.4	104	50.5	118	1.59	105	0
1956	61.8	114	74.4	75	49.1	127	0.62	126	0
1955	64.5	66	76.6	46	52.5	86	2.90	71	0
1954	66.2	42	77.5	36	54.8	52	1.63	104	0
1953	64	76	76.6	46	51.4	110	1.99	94	0
1952	63.8	80	76.3	49	51.2	112	0.71	125	0
1951	60.6	123	71.3	118	50	121	4.49	30	0
1950	63	94	73	98	53	80	3.07	65	0
1949	58.7	129	69.4	127	47.9	130	3.98	42	0
1948	66.5	37	78	29	54.9	51	3.02	68	0
1947	65	56	75.9	55	54	72	7.02	7	0
1946	65.5	52	79.3	16	51.7	104	2.14	88	0
1945	63.2	89	73.2	96	53.2	78	4.59	28	0
1944	64	76	74.9	72	53.1	79	2.84	75	0
1943	59.5	126	70.8	124	48.2	129	5.20	19	0
1942	60.8	122	70.9	123	51.1	114	2.56	83	1
1941	67.8	20	79.4	14	56.2	30	2.87	73	0
1940	62.2	107	73.8	87	50.6	116	1.93	96	0
1937	62.6	100	74	83	51.2	112	2.59	80	0
1936	67.1	28	78.1	25	56.1	33	4.06	38	0
1935	64.4	68	76.9	42	51.9	102	2.19	87	0
1934	66	44	75	66	56.8	24	5.54	15	3
1933	69.6	6	81	7	58.1	10	3.85	44	0
1932	63.3	87	75.5	59	51.1	114	1.84	99	0
1931	70.4	2	81.2	5	59.5	1	5.00	21	1
1930	66.6	34	78.8	17	54.4	65	1.43	110	0
1929	64.2	72	75.9	55	52.5	86	2.57	82	0
1928	60.5	124	72.4	104	48.6	128	3.19	64	0
1927	68.8	10	79.5	12	58	13	6.90	8	0
1926	64.1	74	72.2	108	55.9	39	4.97	22	0
1925	67.8	20	78.4	22	57.3	19	5.61	13	0
1924	58.9	127	68.1	128	49.6	126	5.36	18	0
1923	65	56	74.3	80	55.8	40	7.83	4	0
1922	70.2	3	82.6	4	57.4	17	0.47	128	3
1921	68.8	10	78	29	59.5	1	3.42	56	0
1920	67.8	20	78.5	21	57	23	1.52	107	0
1919	67.9	18	78.6	19	57.3	19	1.85	98	0
1918	57.7	130	67.4	130	47.9	130	3.37	59	0
1917	62.2	107	74	83	50.3	120	1.47	109	0
1916	63.5	86	74.2	81	52.8	83	5.40	16	0
1915	66.6	34	76	52	57.1	22	4.21	36	0
1914	64.7	62	75.2	63	54.3	69	1.65	103	0
1913	64.3	70	75	66	53.7	75	2.82	76	0
1912	66.4	40	76	52	56.8	24	4.32	34	0
1911	65	56	75.2	63	54.8	52	3.36	60	0
1910	63.8	80	75	66	52.5	86	6.31	10	0
1909	62.2	107	74.4	75	49.9	124	3.00	69	0
1908	70.6	1	85.7	1	55.5	43	0.99	122	0
1907	63.6	84	72.6	102	54.7	54	4.82	25	0
1906	68.9	8	82.8	3	55	50	1.13	120	0
1905	66	44	77.6	32	54.4	65	3.93	43	0
1904	64.2	72	75.4	61	53	80	2.11	90	0
1903	64.1	74	75.6	58	52.5	86	3.72	49	0
1902	61.9	112	71.7	117	52.1	99	4.50	29	0
1901	65.2	55	77.1	39	53.3	77	1.42	111	0
1900					56.1	33			6
1899	62.9	97	73.6	91	52.3	96	4.05	39	1
1898	67.7	23	77.5	36	58	13	1.81	100	0
1897	70.2	3	85.1	2	55.2	47	0.23	129	0
1896	61.4	117	71.2	121	51.7	104	4.92	23	0
1895	69.8	5	81.1	6	58.5	6	1.22	116	0
1894	67	31	75	66	58.7	4	4.88	24	3

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1908	70.6
1931	70.4
1922	70.2
1897	70.2
1895	69.8
1933	69.6
2021	69.1
1978	68.9
1906	68.9
2019	68.8
More years share the last value

Coldest
Year	Mean, °F
1918	57.7
1949	58.7
1993	58.8
1924	58.9
1943	59.5
1975	60.1
1928	60.5
1951	60.6
1942	60.8
1962	61

Wettest
Year	Precipitation, in
2008	13.92
1977	9.01
1992	8.84
1923	7.83
1993	7.76
1972	7.67
1947	7.02
1927	6.90
2019	6.56
1910	6.31

Driest
Year	Precipitation, in
1979	0.01
1897	0.23
1922	0.47
2009	0.48
1956	0.62
1952	0.71
1995	0.89
2004	0.92
1908	0.99
1966	1.10

The hottest, coldest and wettest days

Hottest day: 93°F; 2 September 2026
Coldest night: 42°F; 26 September 2026
Wettest day: 1.71 in; 20 September 2026

Every month, season and year

Months

Seasons

Years

South Bend, IN the day's answers

All-time records

Every answer in words

September 2026 brought 4.36 in of precipitation in South Bend, IN, the wettest September since 2019, 33rd wettest of 130.
The hottest day of September 2026 in South Bend, IN: 93°F on Wednesday 2 September 2026.
The coldest night of September 2026 in South Bend, IN: a low of 42°F on Saturday 26 September 2026.
The wettest day of September 2026 in South Bend, IN: 1.71 in on Sunday 20 September 2026.