Rochester, NY: September

30 September 2026: September 2026 averaged 63.8°F in Rochester, NY, the warmest September since 2025, tied 53rd warmest of 154 (with 2025, 1965 and 1905).

September 2026

Mean temperature: 63.8°F; Warmest since 2025; 53rd warmest of 154
Precipitation: 2.54 in; Driest since 2025; 75th driest of 155

A normal September in Rochester, NY (1991 to 2020): a mean temperature of 62.5°F, between 60.5°F and 66.9°F in eight years of ten and 3.01 in of precipitation, between 1.64 in and 4.99 in in eight years of ten.

The mean temperature of every September in Rochester, NY since 1872: 63.8°F in 2026; the highest is 71.6°F, in 1881.

Normal range, 60.5 to 66.9°F

Every year, ranked, as a table

Every September in Rochester, NY from 1871 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	63.8	53	72.4	77	55.1	35	2.54	79	0
2025	63.8	53	75.8	20	51.7	104	0.30	154	0
2024	66.4	13	76.7	12	56	20	3.69	29	0
2023	64.6	32	74.2	42	55.1	35	1.37	134	0
2022	62.5	82	70.7	104	54.3	48	2.81	64	0
2021	64	50	74.1	45	54	57	3.16	47	0
2020	62.2	88	72.6	70	51.7	104	2.29	94	0
2019	64.6	32	74.7	34	54.4	44	3.01	54	0
2018	67.7	6	76.5	15	58.9	3	2.81	64	0
2017	65.6	21	76.5	15	54.7	41	1.28	137	0
2016	66.8	10	77.8	4	55.8	23	2.30	93	0
2015	67.9	5	77.7	6	58	6	4.07	22	0
2014	62.9	71	74.1	45	51.8	103	1.33	136	0
2013	61	112	71.4	94	50.5	123	2.41	89	0
2012	62	92	72.4	77	51.5	109	4.46	18	0
2011	64.3	39	72.7	68	55.9	21	3.76	28	0
2010	61.9	94	71.1	97	52.7	81	3.36	40	0
2009	60.7	117	70.9	101	50.5	123	2.03	103	0
2008	63.1	65	73.2	60	53	74	1.66	122	0
2007	64.7	29	76	18	53.3	67	2.50	82	0
2006	62.1	90	70	119	54.1	53	5.39	5	0
2005	65.5	22	75.9	19	55	37	4.98	15	0
2004	64.2	43	73.5	55	54.8	39	4.30	20	0
2003	62.5	82	72.1	85	52.8	78	2.69	74	0
2002	67.7	6	79	3	56.4	11	2.61	77	0
2001	61.2	105	70.9	101	51.5	109	3.15	49	0
2000	60.9	114	70.7	104	51.1	116	3.53	36	0
1999	64	50	73.6	52	54.3	48	3.41	39	0
1998	62.6	78	72.7	68	52.6	84	3.00	55	0
1997	59.3	139	68.9	132	49.7	136	5.36	7	0
1996	62	92	70.6	108	53.4	66	5.09	14	0
1995	60.4	125	71.5	93	49.3	140	1.50	130	0
1994	62.4	85	72	86	52.7	81	2.68	75	0
1993	59	142	68.3	142	49.7	136	4.37	19	0
1992	60.9	114	71	100	50.7	121	3.02	53	0
1991	60.5	122	71.9	88	49.1	144	2.86	60	0
1990	60.6	119	69.8	122	51.5	109	3.36	40	0
1989	61.7	95	71.8	90	51.6	107	2.82	63	0
1988	60.1	128	71.6	92	48.6	151	1.69	120	0
1987	61.5	99	70.7	104	52.4	87	4.60	16	0
1986	59.8	131	69.4	126	50.2	129	5.11	13	0
1985	63.7	57	74.7	34	52.8	78	2.49	84	0
1984	60.5	122	69.5	124	51.6	107	3.34	45	0
1983	63.9	52	74.7	34	53.1	70	1.56	125	0
1982	62.8	75	72.5	74	53.1	70	3.57	32	0
1981	59.7	132	67.3	150	52.2	96	5.37	6	0
1980	63.7	57	74.3	40	53	74	3.57	32	0
1979	61.3	102	72.2	82	50.3	128	5.32	8	0
1978	62.4	85	72.4	77	52.4	87	3.63	30	0
1977	62.6	78	70.9	101	54.4	44	6.30	1	0
1976	60.8	116	71.1	97	50.6	122	2.13	101	0
1975	58.4	149	68	143	48.8	149	3.15	49	0
1974	59.1	141	69.5	124	48.8	149	3.48	37	0
1973	62.5	82	73.1	61	51.9	100	1.41	132	0
1972	64.3	39	75.5	28	53.1	70	3.84	26	0
1971	67.4	8	77.4	8	57.4	7	1.79	116	0
1970	62.9	71	73	64	52.9	76	2.49	84	0
1969	63.6	60	74	49	53.1	70	1.77	117	0
1968	64.8	27	75.6	26	53.9	59	1.86	110	0
1967	60.3	127	71.8	90	48.9	148	3.84	26	0
1966	59.2	140	69.3	127	49.1	144	2.47	87	0
1965	63.8	53	73.3	59	54.3	48	1.98	105	0
1964	61.2	105	73.1	61	49.2	142	0.58	148	0
1963	56.7	153	69	130	44.3	154	1.17	139	0
1962	58.9	143	68.6	139	49.2	142	4.01	23	0
1961	68.5	2	80.1	2	56.9	9	0.39	153	0
1960	64.5	35	75.3	29	53.7	62	0.28	155	0
1959	66.6	12	77.4	8	55.8	23	2.72	70	0
1958	61.5	99	70.5	110	52.4	87	3.55	35	0
1957	61.2	105	72.5	74	49.9	134	2.46	88	0
1956	58	151	68.5	140	47.5	153	3.58	31	0
1955	61	112	72.5	74	49.4	139	1.63	123	0
1954	61.3	102	70.1	116	52.4	87	1.93	106	0
1953	63	70	74.8	33	51.2	114	3.35	43	0
1952	64.2	43	76.4	17	52.1	99	2.90	58	0
1951	61.6	97	72.6	70	50.5	123	2.26	96	0
1950	59.9	129	69	130	50.8	120	1.81	115	0
1949	58.8	145	69.2	129	48.4	152	2.77	67	0
1948	64.1	45	75.3	29	52.9	76	1.54	128	0
1947	63.7	57	74.9	31	52.6	84	2.84	62	0
1946	64.1	45	75.8	20	52.3	93	2.71	73	0
1945	64.3	39	74.2	42	54.4	44	5.21	10	0
1944	62.6	78	72.6	70	52.6	84	1.90	108	0
1943	60.7	117	71.1	97	50.2	129	1.82	113	0
1942	62.9	71	73.6	52	52.2	96	2.72	70	0
1941	64.1	45	77.1	10	51.1	116	2.09	102	0
1940	61.6	97	68.9	132	54.3	48	2.33	91	0
1939	64.7	29	73.4	56	55.9	21	2.54	79	0
1938	59.5	136	67.1	151	51.9	100	5.27	9	0
1937	61.3	102	70.3	113	52.2	96	0.50	151	0
1936	64.8	27	74.1	45	55.5	31	3.16	47	0
1935	60.4	125	68.5	140	52.3	93	2.50	82	0
1934	66.9	9	74.9	31	58.9	3	4.56	17	0
1933	64.6	32	73.1	61	56.1	17	0.71	147	0
1932	63.6	60	72.8	66	54.4	44	1.47	131	0
1931	68.1	4	77.7	6	58.5	5	2.85	61	0
1930	65.4	23	74.5	38	56.3	13	1.55	126	0
1929	64.7	29	73.6	52	55.7	27	2.87	59	0
1928	59.4	138	67.7	146	51.2	114	0.75	146	0
1927	64.9	26	74.2	42	55.5	31	0.51	149	0
1926	61.1	109	68.9	132	53.3	67	4.14	21	0
1925	63.1	65	70.5	110	55.6	29	6.18	2	0
1924	58.9	143	67.5	148	50.2	129	5.71	3	0
1923	62.1	90	70.2	115	54.1	53	3.35	43	0
1922	64.3	39	73.8	50	54.8	39	1.85	112	0
1921	68.5	2	77.8	4	59.2	2	1.69	120	0
1920	64.5	35	74.1	45	54.9	38	3.30	46	0
1919	63.4	62	72.2	82	54.6	42	1.26	138	0
1918	56.6	154	64.1	154	49	147	4.01	23	0
1917	59.6	135	68.9	132	50.4	127	1.52	129	0
1916	62.8	75	72	86	53.6	64	1.01	142	0
1915	65.4	23	74.6	37	56.3	13	2.26	96	0
1914	61.1	109	70.3	113	51.9	100	1.01	142	0
1913	60.5	122	70	119	50.9	118	1.60	124	0
1912	64.1	45	72.4	77	55.8	23	2.55	78	0
1911	61.4	101	70.1	116	52.7	81	3.56	34	0
1910	61.7	95	70	119	53.3	67	5.18	11	0
1909	61.2	105	70.6	108	51.7	104	1.86	110	0
1908	66	17	76.6	13	55.3	33	1.73	118	0
1907	63.2	64	70.7	104	55.7	27	3.14	51	0
1906	66.7	11	76.9	11	56.5	10	2.27	95	0
1905	63.8	53	73	64	54.5	43	1.17	139	0
1904	61.1	109	69.8	122	52.4	87	3.95	25	0
1903	64.1	45	74.3	40	53.8	61	1.11	141	0
1902	63.3	63	72.8	66	53.7	62	1.99	104	0
1901	63.1	65	72.2	82	54.1	53	3.08	52	0
1900	66	17	75.7	24	56.3	13	1.93	106	0
1899	59.7	132	68.9	132	50.5	123	2.54	79	0
1898	66.1	16	75.8	20	56.3	13	3.36	40	0
1897	63.1	65	73.8	50	52.3	93	0.46	152	0
1896	59.9	129	68.8	137	50.9	118	3.45	38	0
1895	65.1	25	74.5	38	55.8	23	2.38	90	0
1894	66	17	75.8	20	56.1	17	2.63	76	0
1893	59.5	136	67.7	146	51.3	113	2.20	99	0
1892	63.1	65	72.6	70	53.6	64	1.55	126	0
1891	66	17	75.6	26	56.4	11	1.41	132	0
1890	60.6	119	68.8	137	52.4	87	5.13	12	0
1889	62.2	88	70.1	116	54.3	48	2.21	98	0
1888	58.1	150	66.6	152	49.5	138	2.19	100	0
1887	58.5	148	67.8	144	49.1	144	0.90	144	0
1886	62.6	78	72.3	81	52.8	78	2.95	57	0
1885	60.6	119	71.3	95	49.9	134	2.49	84	0
1884	66.4	13	76.6	13	56.1	17	1.90	108	0
1882	62.3	87	70.5	110	54.1	53	0.82	145	0
1881	71.6	1	80.2	1	62.9	1	1.82	113	0
1880	62.7	77	71.3	95	54	57	2.72	70	0
1879	58.6	147	67.8	144	49.3	140	2.80	66	0
1878	64.4	38	73.4	56	55.3	33	1.35	135	0
1877	64.5	35	73.4	56	55.6	29	2.31	92	0
1876	57.9	152	64.5	153	51.4	112	5.69	4	0
1875	58.7	146	67.4	149	50	133	2.77	67	0
1874	66.4	13	75.7	24	57	8	2.73	69	0
1873	59.7	132	69.3	127	50.1	132	2.97	56	0
1872	62.9	71	71.9	88	53.9	59	1.71	119	0
1871							0.51	149	30

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1881	71.6
1961	68.5
1921	68.5
1931	68.1
2015	67.9
2018	67.7
2002	67.7
1971	67.4
1934	66.9
2016	66.8

Coldest
Year	Mean, °F
1918	56.6
1963	56.7
1876	57.9
1956	58
1888	58.1
1975	58.4
1887	58.5
1879	58.6
1875	58.7
1949	58.8

Wettest
Year	Precipitation, in
1977	6.30
1925	6.18
1924	5.71
1876	5.69
2006	5.39
1981	5.37
1997	5.36
1979	5.32
1938	5.27
1945	5.21

Driest
Year	Precipitation, in
1960	0.28
2025	0.30
1961	0.39
1897	0.46
1937	0.50
1927	0.51
1871	0.51
1964	0.58
1933	0.71
1928	0.75

The hottest, coldest and wettest days

Hottest day: 85°F; 2 September 2026
Coldest night: 40°F; 25 September 2026
Wettest day: 0.77 in; 2 September 2026

Every month, season and year

Months

Seasons

Years

Rochester, NY the day's answers

All-time records

Every answer in words

September 2026 brought 2.54 in of precipitation in Rochester, NY, the driest September since 2025, tied 75th driest of 155 (with 1939 and 1899).
The hottest day of September 2026 in Rochester, NY: 85°F on Wednesday 2 September 2026.
The coldest night of September 2026 in Rochester, NY: a low of 40°F on Friday 25 September 2026.
The wettest day of September 2026 in Rochester, NY: 0.77 in on Wednesday 2 September 2026.