Grand Rapids, MI: September

30 September 2026: September 2026 averaged 64.2°F in Grand Rapids, MI, the warmest September since 2025, 41st warmest of 134.

September 2026

Mean temperature: 64.2°F; Warmest since 2025; 41st warmest of 134
Precipitation: 3.00 in; Driest since 2025; 65th driest of 132

A normal September in Grand Rapids, MI (1991 to 2020): a mean temperature of 62.9°F, between 59.7°F and 66.4°F in eight years of ten and 2.76 in of precipitation, between 1.19 in and 6.52 in in eight years of ten.

The mean temperature of every September in Grand Rapids, MI since 1892: 64.2°F in 2026; the highest is 69°F, in 1931.

Normal range, 59.7 to 66.4°F

Every year, ranked, as a table

Every September in Grand Rapids, MI from 1892 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	64.2	41	73.4	63	54.9	24	3.00	68	0
2025	65.1	34	76.7	21	53.4	49	2.44	81	0
2024	66.9	9	79.2	3	54.6	32	1.32	113	0
2023	64.6	38	74.2	48	54.9	24	1.25	115	0
2022	63.7	46	72.8	71	54.6	32	1.30	114	0
2021	65.6	23	76.3	28	54.8	28	3.34	60	0
2020	61.5	93	71.4	100	51.5	86	3.07	67	0
2019	66.4	12	74.9	39	57.8	4	7.32	10	0
2018	66.1	15	75.6	32	56.6	10	5.93	17	0
2017	66.5	11	79.2	3	53.8	41	0.66	130	0
2016	66.4	12	76	30	56.9	7	2.40	84	0
2015	67.2	6	77.5	10	56.9	7	2.26	88	0
2014	62.1	82	72.6	77	51.5	86	3.10	66	0
2013	63.7	46	74.6	43	52.9	57	1.25	115	0
2012	63	60	74.2	48	51.7	80	1.97	100	0
2011	61.9	87	71.7	92	52.1	75	2.23	90	0
2010	62.7	68	71.6	95	53.8	41	2.80	74	0
2009	63.6	49	74.2	48	53	55	1.56	109	0
2008	64.7	36	74.5	44	54.9	24	9.54	2	0
2007	66.1	15	77.7	8	54.5	35	1.21	117	0
2006	60.1	116	69	125	51.2	90	5.38	24	0
2005	66.6	10	78.2	7	55.1	21	3.82	51	0
2004	65.5	27	77.4	12	53.5	47	0.67	129	0
2003	61.3	98	71.6	95	50.9	94	2.45	80	0
2002	65.6	23	77.3	13	53.9	39	0.97	124	0
2001	59.2	125	68.5	126	50	107	3.76	52	0
2000	60.4	108	70.2	117	50.6	100	6.43	15	0
1999	62.6	71	75	38	50.3	105	3.21	62	0
1998	66	19	77.1	14	54.9	24	2.49	78	0
1997	61.1	103	70.8	107	51.4	88	4.85	30	0
1996	62.3	77	72.5	79	52.1	75	2.72	75	0
1995	59	126	71.2	101	46.9	131	1.54	110	0
1994	63.8	44	74.8	40	52.7	61	2.38	85	0
1993	56.5	132	65	134	48	123	8.20	5	0
1992	59.7	118	70	119	49.3	116	5.60	22	0
1991	60.1	116	71	104	49.2	117	2.93	70	0
1990	62.8	65	73.4	63	52.2	72	4.22	41	0
1989	59.3	124	70.7	108	48	123	4.90	28	0
1988	61.3	98	71.8	89	50.8	98	7.49	9	0
1987	62.1	82	72.2	83	52.1	75	4.47	36	0
1986	62.8	65	72.5	79	53.1	52	11.85	1	0
1985	63.5	51	72.7	75	54.4	36	4.26	39	0
1984	60.4	108	70	119	50.9	94	2.16	92	0
1983	62.4	73	73.2	67	51.6	83	4.87	29	0
1982	61.9	87	72.1	85	51.7	80	1.92	103	0
1981	60.8	105	70.5	112	51.2	90	9.52	3	0
1980	62.7	68	73.7	60	51.7	80	4.57	34	0
1979	63.4	52	76.4	27	50.4	102	trace	132	0
1978	63.6	49	75.1	37	52.2	72	5.62	21	0
1977	62.9	63	70.9	106	54.8	28	4.26	39	0
1976	60.2	113	73.2	67	47.2	129	1.21	117	0
1975	56.9	131	67.3	131	46.6	133	2.00	98	0
1974	56.4	133	67.7	130	45	134	2.05	96	0
1973	63.4	52	74	56	52.7	61	2.47	79	0
1972	62	86	71.5	99	52.5	67	3.96	48	0
1971	65.5	27	75.3	35	55.8	14	6.30	16	0
1970	61.7	91	71.7	92	51.6	83	7.18	11	0
1969	62.4	73	74	56	50.8	98	0.93	126	0
1968	63.7	46	74.2	48	53.1	52	4.21	42	0
1967	60.3	110	72.9	70	47.6	127	2.37	86	0
1966	61.4	95	74.1	54	48.6	119	1.92	103	0
1965	62.3	77	71.8	89	52.8	59	6.62	14	0
1964	61.4	95	72.3	82	50.4	102	3.16	64	0
1963	61.2	101	72.8	71	49.5	114	2.97	69	0
1962	60.3	110	72.1	85	48.6	119	2.82	73	0
1961	67	8	77	16	56.9	7	9.15	4	0
1960	65.6	23	77	16	54.2	37	1.10	121	0
1959	65.4	30	76.8	19	53.9	39	1.96	102	0
1958	61.5	93	72	87	51.1	93	2.93	70	0
1957	59.6	119	70.6	109	48.6	119	3.43	57	0
1956	59.5	121	71.7	92	47.4	128	0.68	128	0
1955	62.2	80	74.3	47	50	107	0.94	125	0
1954	63.3	54	73.2	67	53.3	50	2.13	93	0
1953	62.1	82	75.6	32	48.5	122	2.55	77	0
1952	62.7	68	74.5	44	50.9	94	2.89	72	0
1951	59.5	121	70.3	116	48.7	118	4.71	32	0
1950	60.5	106	70.4	113	50.5	101	1.15	119	0
1949	58.1	130	68.2	127	47.9	125	2.11	94	0
1948	65.6	23	77.6	9	53.6	45	1.61	107	0
1947	63.8	44	74.7	42	52.9	57	5.75	20	0
1946	63.1	59	76.6	23	49.6	111	1.53	111	0
1945	61.4	95	71.2	101	51.6	83	6.96	13	0
1944	63	60	73.6	61	52.3	69	3.29	61	0
1943	58.3	128	69.9	122	46.8	132	1.97	100	0
1942	60.2	113	69.9	122	50.4	102	4.58	33	0
1941	64.7	36	76.1	29	53.3	50	5.00	27	0
1940	63.2	56	72.8	71	53.5	47	0.65	131	0
1939	66.1	15	77	16	55.1	21	1.98	99	0
1938	61.7	91	70.6	109	52.8	59	2.21	91	0
1937	63.2	56	73.4	63	53	55	2.44	81	0
1936	65.9	20	75.5	34	56.2	12	7.67	7	0
1935	62.1	82	72.2	83	51.9	79	2.56	76	0
1934	64.1	42	72.6	77	55.6	16	5.76	19	0
1933	68.1	2	77.5	10	58.6	2	3.59	54	0
1932	62.8	65	72.8	71	52.7	61	0.91	127	0
1931	69	1	78.9	6	59.2	1	4.09	45	0
1930	65.3	32	75.7	31	54.8	28	1.48	112	0
1929	62.9	63	73.6	61	52.2	72	0.99	123	0
1928	59.6	119	69.1	124	50	107	3.14	65	0
1927	67.2	6	76.6	23	57.7	5	4.55	35	0
1926	61.2	101	70	119	52.3	69	4.80	31	0
1925	66.2	14	74.8	40	57.5	6	4.35	37	0
1924	58.3	128	66.9	132	49.6	111	3.48	56	0
1923	63	60	71.8	89	54.1	38	5.77	18	0
1922	65.1	34	75.3	35	55	23	5.04	26	0
1921	67.9	4	77.1	14	58.6	2	4.33	38	0
1920	65.9	20	76.5	26	55.3	19	3.68	53	0
1919	65.3	32	74.4	46	56.2	12	3.86	50	0
1918	56.2	134	65.2	133	47.1	130	2.01	97	0
1917	60.3	110	70.4	113	50.2	106	3.59	54	0
1916	61.3	98	70.4	113	52.3	69	2.43	83	0
1915	64.4	40	74.2	48	54.6	32	8.11	6	0
1914	62.5	72	72.5	79	52.6	65	2.34	87	0
1913	63.2	56	73.8	59	52.6	65	2.25	89	0
1912	64.1	42	72.7	75	55.4	18	3.42	58	0
1911	62.4	73	72	87	52.7	61	7.58	8	0
1910	61.8	89	71.6	95	52	78	1.58	108	0
1909	60.5	106	70.2	117	50.9	94	2.11	94	0
1908	68.1	2	79.6	1	56.6	10	1.09	122	0
1907	60.9	104	68.2	127	53.6	45	5.49	23	0
1906	67.5	5	79.1	5	55.8	14	3.19	63	0
1905	64.5	39	73.9	58	55.2	20	4.07	47	0
1904	62.2	80	70.6	109	53.7	43	4.18	43	0
1903	62.4	73	71.6	95	53.1	52	5.22	25	0
1902	59.4	123	71.1	103	47.9	125	4.09	45	3
1901	63.3	54	74.1	54	52.4	68	3.40	59	0
1900	66.1	15	76.7	21	55.5	17	1.87	105	0
1899	60.2	113	71	104	49.4	115	3.90	49	1
1898	65.7	22	76.6	23	54.7	31	4.13	44	0
1897	65.4	30	79.4	2	51.3	89	1.11	120	0
1896	58.6	127	68.2	127	49.6	111	6.97	12	2
1894	65.5	27	76.8	19	53.7	43			1
1893	61.8	89	74.2	48	49.7	110			2
1892	62.3	77	73.4	63	51.2	90	1.78	106	2

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1931	69
1933	68.1
1908	68.1
1921	67.9
1906	67.5
2015	67.2
1927	67.2
1961	67
2024	66.9
2005	66.6

Coldest
Year	Mean, °F
1918	56.2
1974	56.4
1993	56.5
1975	56.9
1949	58.1
1943	58.3
1924	58.3
1896	58.6
1995	59
2001	59.2

Wettest
Year	Precipitation, in
1986	11.85
2008	9.54
1981	9.52
1961	9.15
1993	8.20
1915	8.11
1936	7.67
1911	7.58
1988	7.49
2019	7.32

Driest
Year	Precipitation, in
1979	trace
1940	0.65
2017	0.66
2004	0.67
1956	0.68
1932	0.91
1969	0.93
1955	0.94
2002	0.97
1929	0.99

The hottest, coldest and wettest days

Hottest day: 92°F; 2 September 2026
Coldest night: 41°F; 26 September 2026
Wettest day: 0.89 in; 19 September 2026

Every month, season and year

Months

Seasons

Years

Grand Rapids, MI the day's answers

All-time records

Every answer in words

September 2026 brought 3.00 in of precipitation in Grand Rapids, MI, the driest September since 2025, 65th driest of 132.
The hottest day of September 2026 in Grand Rapids, MI: 92°F on Wednesday 2 September 2026.
The coldest night of September 2026 in Grand Rapids, MI: a low of 41°F on Saturday 26 September 2026.
The wettest day of September 2026 in Grand Rapids, MI: 0.89 in on Saturday 19 September 2026.