Muskegon, MI: September

30 September 2026: September 2026 averaged 64.5°F in Muskegon, MI, the warmest September since 2025, tied 23rd warmest of 131 (with 1971 and 1897).

September 2026

Mean temperature: 64.5°F; Warmest since 2025; 23rd warmest of 131
Precipitation: 3.49 in; Wettest since 2024; 53rd wettest of 129

A normal September in Muskegon, MI (1991 to 2020): a mean temperature of 62.8°F, between 59.6°F and 66°F in eight years of ten and 3.12 in of precipitation, between 1.03 in and 5.86 in in eight years of ten.

The mean temperature of every September in Muskegon, MI since 1896: 64.5°F in 2026; the highest is 67.3°F, in 2016.

Normal range, 59.6 to 66°F

Every year, ranked, as a table

Every September in Muskegon, MI from 1896 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	64.5	23	73.8	27	55.2	23	3.49	53	0
2025	64.7	20	76.4	3	52.9	66	0.85	125	0
2024	67	2	79.3	1	54.7	29	4.89	24	0
2023	66.8	3	76.2	7	57.5	5	1.50	108	0
2022	65.3	14	73.6	32	57	10	2.57	74	0
2021	65.6	11	75.6	11	55.5	18	1.65	105	0
2020	62.8	47	71.5	61	54	39	2.34	84	0
2019	66.4	7	74.1	24	58.6	3	5.85	12	0
2018	65.9	9	75.2	15	56.7	11	4.51	29	0
2017	65.4	13	77	2	53.9	44	0.82	126	0
2016	67.3	1	76.2	7	58.3	4	5.92	10	0
2015	66.7	5	76.3	4	57.2	9	2.59	72	0
2014	61.1	87	71	72	51.2	90	3.20	59	0
2013	63.7	37	73.7	30	53.8	49	1.95	93	0
2012	62.8	47	73.4	35	52.2	78	1.03	119	0
2011	61.6	78	71.3	64	51.8	82	3.14	60	0
2010	62.4	57	70.6	83	54.1	37	6.25	9	0
2009	63.4	42	73.7	30	53	64	2.72	70	0
2008	63.3	43	72.6	43	53.9	44	6.71	8	0
2007	64.2	30	75.2	15	53.2	61	2.25	86	0
2006	59.7	108	68.3	116	51.2	90	3.70	48	0
2005	65.8	10	75.8	9	55.9	16	3.82	46	0
2004	64	32	75.8	9	52.2	78	0.22	128	0
2003	62.1	67	72.3	48	51.9	81	3.08	63	0
2002	65.3	14	75.6	11	55.1	24	1.86	95	0
2001	58.9	113	68.2	118	49.6	114	3.84	44	0
2000	60.9	91	70.1	92	51.7	84	5.01	19	0
1999	61.5	79	73	38	49.9	106	2.56	75	0
1998	63.8	33	73.9	26	53.7	52	3.27	58	0
1997	60.3	103	69.6	98	50.9	95	3.10	62	0
1996	61.3	82	71.2	68	51.4	88	2.62	71	0
1995	57.7	127	69	106	46.3	131	0.99	121	0
1994	63.6	38	73.1	37	54	39	2.98	64	0
1993	57.1	129	65.8	127	48.4	122	4.59	26	0
1992	59.8	106	70.3	89	49.4	117	3.54	52	0
1991	60.5	98	70.2	90	50.7	97	3.32	56	0
1990	62.3	60	72.3	48	52.3	77	3.79	47	0
1989	58.7	116	69.9	93	47.4	130	2.41	78	0
1988	61.2	84	70.8	78	51.6	85	5.92	10	0
1987	62	69	71.3	64	52.6	71	4.56	27	0
1986	61.9	71	70.9	74	52.9	66	13.55	1	0
1985	63.3	43	71.5	61	55.1	24	3.35	55	0
1984	59.7	108	69.2	102	50.1	104	1.97	92	0
1983	62.5	54	72.1	52	53	64	7.47	5	0
1982	60.4	100	69.1	105	51.6	85	1.80	98	0
1981	58.9	113	67.3	123	50.5	99	5.41	16	0
1980	60.9	91	70.4	87	51.4	88	4.31	33	0
1979	60.7	96	71.7	57	49.7	113	0.17	129	0
1978	63.2	45	72.2	50	54.2	35	4.53	28	0
1977	62.3	60	69	106	55.5	18	4.40	31	0
1976	58.2	125	68.7	111	47.8	127	1.08	117	0
1975	56.7	130	65.8	127	47.7	128	1.32	113	0
1974	58.5	121	68.7	111	48.3	124	0.76	127	0
1973	62	69	71.3	64	52.6	71	1.67	103	0
1972	62.2	64	70.9	74	53.6	55	3.28	57	0
1971	64.5	23	74.2	23	54.8	27	1.77	100	0
1970	61.8	74	70.6	83	52.9	66	7.15	6	0
1969	62.4	57	72.1	52	52.8	70	1.57	107	0
1968	62.6	51	71.2	68	53.9	44	3.55	51	0
1967	61.1	87	72.4	47	49.8	110	2.87	67	0
1966	60.9	91	72.2	50	49.6	114	1.36	112	0
1965	62.9	46	71.4	63	54.4	32	7.68	3	0
1964	61.8	74	71.6	59	52	80	3.59	50	0
1963	60.4	100	70.9	74	49.8	110	2.78	69	0
1962	58.9	113	69.7	97	48	126	3.69	49	0
1961	66.8	3	74.7	19	58.8	2	8.54	2	0
1960	64.4	26	74.8	18	54	39	1.78	99	0
1959	64.3	28	74.5	22	54.1	37	1.03	119	0
1958	60.8	94	70.5	86	51.1	93	3.84	44	0
1957	59.2	111	68.9	108	49.5	116	1.45	110	0
1956	58.5	121	68.8	109	48.2	125	0.97	122	0
1955	61.4	81	72.8	40	49.9	106	1.40	111	0
1954	62.7	49	71.3	64	54.2	35	2.13	90	0
1953	61.7	77	73.2	36	50.2	102	2.88	65	0
1952	62.1	67	72.5	46	51.8	82	2.22	87	0
1951	58.7	116	68	120	49.3	119	3.94	41	0
1950	59.9	105	69.2	102	50.6	98	1.23	115	0
1949	58	126	66.1	126	49.9	106	2.37	82	0
1948	64.6	22	75.6	11	53.5	56	2.37	82	0
1947	63.5	40	73.6	32	53.4	58	5.85	12	0
1946	61.9	71	73.8	27	49.9	106	2.16	89	0
1945	60.5	98	69.8	96	51.2	90	5.06	18	0
1944	62.3	60	71.2	68	53.4	58	4.13	39	0
1943	58.3	124	68.1	119	48.5	121	1.85	96	0
1942	59.8	106	68.8	109	50.8	96	3.92	43	0
1941	63.8	33	73.6	32	53.9	44	7.54	4	0
1940	60.3	103	70.7	81	49.8	110	1.82	97	0
1939	64.4	26	72.8	40	56	15	2.88	65	0
1938	61.5	79	69.2	102	53.8	49	2.40	79	0
1937	62.7	49	70.2	90	55.3	21	2.27	85	0
1936	64.1	31	71.8	55	56.3	14	6.95	7	0
1935	61.1	87	69.5	100	52.6	71	2.52	77	0
1934	62.5	54	69.9	93	55.1	24	5.58	15	0
1933	65	19	72.6	43	57.4	6	2.59	72	0
1932	63.8	33	72.8	40	54.7	29	1.67	103	0
1931	66.5	6	74	25	59	1	4.90	23	0
1930	63.5	40	71.6	59	55.3	21	1.69	102	1
1929	59.1	112	68	120	50.2	102	1.23	115	0
1928	61	90	70.4	87	51.6	85			0
1927	64.7	20	72	54	57.4	6			0
1926	62.2	64	70.9	74	53.5	56	3.93	42	0
1925	65.1	18	72.9	39	57.3	8	3.12	61	0
1924	57.4	128	65.3	130	49.4	117	2.85	68	0
1923	62.5	54	70.6	83	54.4	32	5.01	19	0
1922	61.8	74	71	72	52.5	74	4.67	25	0
1921	65.6	11	74.6	20	56.5	13	1.70	101	0
1920	66.1	8	75.6	11	56.6	12	3.43	54	1
1919	62.2	64	69.6	98	54.8	27	4.25	34	0
1918	56.4	131	64.5	131	48.4	122	2.38	80	0
1917	58.6	119	66.9	125	50.3	101	2.20	88	0
1916	61.2	84	68.6	113	53.7	52	4.45	30	0
1915	62.6	51	70.8	78	54.5	31	4.93	22	0
1914	61.9	71	70.7	81	53.2	61	1.04	118	0
1913	60.8	94	73.8	27	47.7	128	1.48	109	0
1912	63.6	38	71.8	55	55.5	18	2.38	80	0
1911	61.2	84	69.9	93	52.5	74	0.93	123	0
1910	59.5	110	68.4	114	50.5	99	1.30	114	0
1909	58.7	116	68.4	114	49	120	2.06	91	0
1908	65.2	17	76.3	4	54	39	1.90	94	0
1907	60.4	100	67.6	122	53.1	63	4.14	38	0
1906	65.3	14	76.3	4	54.3	34	4.94	21	0
1905	64.3	28	74.6	20	54	39	4.23	35	0
1904	62.4	57	71.1	71	53.7	52	4.06	40	1
1903	61.3	82	69.3	101	53.4	58	5.78	14	0
1902	60.6	97	68.3	116	52.9	66	4.15	37	0
1901	62.3	60	70.8	78	53.8	49	4.37	32	0
1900	62.6	51	72.6	43	52.5	74	1.62	106	0
1899	58.6	119	67.2	124	50	105	4.23	35	0
1898	63.8	33	71.7	57	55.9	16	2.55	76	0
1897	64.5	23	75.1	17	53.9	44	0.90	124	0
1896	58.5	121	65.8	127	51.1	93	5.40	17	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2016	67.3
2024	67
2023	66.8
1961	66.8
2015	66.7
1931	66.5
2019	66.4
1920	66.1
2018	65.9
2005	65.8

Coldest
Year	Mean, °F
1918	56.4
1975	56.7
1993	57.1
1924	57.4
1995	57.7
1949	58
1976	58.2
1943	58.3
1974	58.5
1956	58.5
More years share the last value

Wettest
Year	Precipitation, in
1986	13.55
1961	8.54
1965	7.68
1941	7.54
1983	7.47
1970	7.15
1936	6.95
2008	6.71
2010	6.25
2016	5.92
More years share the last value

Driest
Year	Precipitation, in
1979	0.17
2004	0.22
1974	0.76
2017	0.82
2025	0.85
1897	0.90
1911	0.93
1956	0.97
1995	0.99
2012	1.03
More years share the last value

The hottest, coldest and wettest days

Hottest day: 85°F; 2 September 2026
Coldest night: 41°F; 27 September 2026, 26 September 2026
Wettest day: 1.20 in; 4 September 2026

Every month, season and year

Months

Seasons

Years

Muskegon, MI the day's answers

All-time records

Every answer in words

September 2026 brought 3.49 in of precipitation in Muskegon, MI, the wettest September since 2024, 53rd wettest of 129.
The hottest day of September 2026 in Muskegon, MI: 85°F on Wednesday 2 September 2026.
The coldest night of September 2026 in Muskegon, MI: a low of 41°F on Sunday 27 September 2026 and Saturday 26 September 2026.
The wettest day of September 2026 in Muskegon, MI: 1.20 in on Friday 4 September 2026.