Baltimore, MD: September

30 September 2026: September 2026 averaged 71.5°F in Baltimore, MD, the warmest September since 2023, tied 25th warmest of 155 (with 2021 and 1915).

September 2026

Mean temperature: 71.5°F; Warmest since 2023; 25th warmest of 155
Precipitation: 3.25 in; Wettest since 2023; 75th wettest of 156

A normal September in Baltimore, MD (1991 to 2020): a mean temperature of 69.1°F, between 66.5°F and 72°F in eight years of ten and 3.71 in of precipitation, between 1.21 in and 8.35 in in eight years of ten.

The mean temperature of every September in Baltimore, MD since 1872: 71.5°F in 2026; the highest is 77.5°F, in 1881.

Normal range, 66.5 to 72°F

Every year, ranked, as a table

Every September in Baltimore, MD 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	71.5	25	80.3	33	62.7	25	3.25	75	0
2025	70	55	79.5	49	60.4	64	3.15	80	0
2024	69.4	70	78.4	71	60.4	64	2.03	111	0
2023	71.9	21	81.4	22	62.3	31	6.27	22	0
2022	70.6	42	80.8	28	60.4	64	3.35	72	0
2021	71.5	25	81.9	15	61	53	6.04	24	0
2020	68.8	87	78.3	72	59.3	89	4.48	48	0
2019	73.8	5	85.5	2	62.1	35	0.16	155	0
2018	73	11	80	40	66	5	9.19	6	0
2017	69.1	78	79.1	58	59.2	93	1.95	112	0
2016	72.3	16	81.7	16	62.9	23	4.36	50	0
2015	71.9	21	82.3	13	61.4	47	3.25	75	0
2014	68.7	90	78.3	72	59	97	3.21	77	0
2013	67.7	110	79.2	56	56.2	145	1.65	122	0
2012	69.5	65	79.5	49	59.5	84	2.21	104	0
2011	69.3	74	77.3	99	61.3	48	13.32	1	0
2010	71	34	82.4	12	59.6	80	8.26	11	0
2009	66.6	132	75.3	134	58	120	3.48	70	0
2008	69.4	70	78.9	63	59.9	75	7.22	16	0
2007	70.6	42	82.6	11	58.5	109	0.35	152	0
2006	65.5	138	74.2	143	56.7	138	7.56	13	0
2005	72	20	83.5	8	60.5	60	0.67	145	0
2004	69.4	70	78.8	66	59.9	75	3.94	62	0
2003	68	107	76.6	113	59.3	89	7.47	14	0
2002	69.5	65	80.3	33	58.7	104	3.17	79	0
2001	65.2	145	76	124	54.4	151	1.43	130	0
2000	65.3	142	75.2	136	55.4	150	5.55	33	0
1999	68.1	102	77	106	59.3	89	11.50	3	0
1998	71.7	23	83.7	7	59.8	78	1.27	133	0
1997	67.3	118	78.8	66	55.7	148	1.47	128	0
1996	67.8	109	77.3	99	58.3	114	5.65	31	0
1995	70.4	48	80.3	33	60.5	60	3.29	73	0
1994	68.1	102	78.3	72	57.8	124	3.93	63	0
1993	68.8	87	78.2	77	59.4	87	4.09	58	0
1992	67.7	110	77	106	58.3	114	5.96	26	0
1991	69	81	79.9	42	58.1	119	3.05	83	0
1990	67.3	118	77.5	93	57.1	133	1.07	138	0
1989	68.9	83	77.7	90	60.2	72	3.64	65	0
1988	66.8	129	76.8	109	56.7	138	2.05	109	0
1987	69.3	74	78.2	77	60.3	70	7.34	15	0
1986	68.9	83	78.6	68	59.2	93	0.58	147	0
1985	69.4	70	80.4	32	58.3	114	6.22	23	0
1984	64.8	151	75.3	134	54.2	152	2.38	97	0
1983	69.5	65	81.5	19	57.5	127	1.76	121	0
1982	67.3	118	77.2	102	57.4	130	3.63	66	0
1981	67.7	110	77	106	58.4	111	2.89	86	0
1980	72.2	18	83.5	8	60.9	55	1.00	140	0
1979	68.8	87	77.4	96	60.2	72	6.73	20	0
1978	69.7	62	80.1	38	59.3	89	1.03	139	0
1977	72.1	19	81.6	17	62.6	27	0.62	146	0
1976	67.5	116	77.9	84	57.1	133	6.93	19	0
1975	66	136	74.1	144	57.9	122	8.62	8	0
1974	67.5	116	76.7	111	58.2	118	5.45	36	0
1973	69.7	62	79.2	56	60.3	70	4.87	43	0
1972	69.8	61	78.9	63	60.6	59	1.15	136	0
1971	70.9	36	78.6	68	63.2	20	5.55	33	0
1970	73.7	7	86.1	1	61.3	48	0.46	150	0
1969	69.5	65	80.2	36	58.7	104	2.60	93	0
1968	70.3	50	81.5	19	59.1	96	4.39	49	0
1967	65.3	142	76.6	113	53.9	153	0.21	154	0
1966	66.7	131	76	124	57.4	130	8.50	10	0
1965	70.8	37	81.1	26	60.4	64	1.94	114	0
1964	68.1	102	79.8	43	56.4	142	2.61	92	0
1963	64	155	74.6	141	53.4	154	4.12	57	0
1962	64.8	151	76.5	116	53.1	155	2.39	96	0
1961	73.2	9	84.2	6	62.1	35	1.57	125	0
1960	69.1	78	77.7	90	60.4	64	6.38	21	0
1959	70.7	39	80.9	27	60.5	60	0.82	142	0
1958	66.6	132	77.8	86	55.5	149	1.27	133	0
1957	69.5	65	78.1	79	61	53	5.63	32	0
1956	65.5	138	75.2	136	55.8	147	3.42	71	0
1955	68.2	99	76.5	116	59.9	75	0.56	148	0
1954	70.1	54	81.5	19	58.8	101	1.16	135	0
1953	67.7	110	78.9	63	56.4	142	4.05	59	0
1952	68	107	79.5	49	56.4	142	5.68	30	0
1951	68.3	97	79.5	49	57.1	133	4.13	55	0
1950	64.9	150	72.9	150	57	136	5.93	27	0
1949	67.2	123	75.6	129	58.8	101	2.33	99	0
1948	70.3	50	79	60	61.5	45	2.27	102	0
1947	70	55	78	81	62	38	3.54	68	0
1946	71	34	80.1	38	61.9	40	3.98	60	0
1945	72.6	13	80	40	65.1	9	5.06	39	0
1944	70.7	39	77.8	86	63.5	13	5.39	37	0
1943	68.5	91	78	81	59	97	1.84	116	0
1942	71.2	32	80.2	36	62.1	35	1.82	117	0
1941	73.2	9	83.1	10	63.4	15	0.50	149	0
1940	68.2	99	77.4	96	59	97	1.32	131	0
1939	71.3	30	79.8	43	62.7	25	3.08	81	0
1938	68.1	102	75.4	132	60.7	58	5.05	41	0
1937	67.2	123	76.1	122	58.3	114	1.10	137	0
1936	71.4	28	79	60	63.8	12	2.16	106	0
1935	67.3	118	75.2	136	59.4	87	7.59	12	0
1934	71.3	30	78	81	64.6	10	12.41	2	0
1933	73	11	80.7	29	65.2	8	3.28	74	0
1932	71.1	33	79.8	43	62.4	30	1.47	128	0
1931	76	3	85.1	4	66.9	4	2.05	109	0
1930	76.2	2	85.2	3	67.1	2	0.37	151	0
1929	70.4	48	79.1	58	61.7	43	2.79	89	0
1928	65.8	137	73	148	58.7	104	4.35	51	0
1927	70.3	50	79.5	49	61.1	51	1.95	112	0
1926	69.6	64	77.2	102	62	38	4.19	53	0
1925	73.4	8	81.3	24	65.5	7	0.75	144	0
1924	65.4	141	73.2	147	57.5	127	5.75	29	0
1923	70.5	45	77.6	92	63.3	19	3.85	64	0
1922	70.8	37	79.4	54	62.2	34	2.69	91	0
1921	74.5	4	82	14	67	3	3.19	78	0
1920	69.9	59	77.9	84	61.8	41	3.08	81	0
1919	70.5	45	79.7	47	61.2	50	2.31	100	0
1918	65	149	74	145	56.1	146	3.01	84	0
1917	64.5	154	72.1	154	56.9	137	2.86	87	0
1916	67.7	110	76.8	109	58.5	109	1.82	117	0
1915	71.5	25	79.8	43	63.2	20	2.30	101	0
1914	66.8	129	76.2	121	57.5	127	1.64	123	0
1913	68.4	94	76.5	116	60.4	64	1.51	127	0
1912	70.6	42	77.8	86	63.4	15	8.75	7	0
1911	70.5	45	78.3	72	62.6	27	1.60	124	0
1910	71.6	24	79.7	47	63.5	13	2.13	108	0
1909	67.7	110	75.8	127	59.6	80	3.97	61	0
1908	68.4	94	77.1	105	59.6	80	2.59	94	0
1907	69.9	59	78.1	79	61.7	43	8.52	9	0
1906	72.4	14	80.7	29	64.1	11	0.32	153	0
1905	69	81	77.8	86	60.2	72	2.14	107	0
1904	68.1	102	76.5	116	59.8	78	5.90	28	0
1903	68.2	99	77.5	93	58.9	100	1.00	140	0
1902	67.2	123	75.6	129	58.8	101	7.19	17	0
1901	68.5	91	77.3	99	59.6	80	2.50	95	0
1900	73.8	5	81.6	17	65.9	6	4.26	52	0
1899	67	127	76.5	116	57.6	126	7.09	18	0
1898	71.4	28	80.6	31	62.3	31	1.56	126	0
1897	68.9	83	79.3	55	58.4	111	2.17	105	0
1896	68.4	94	77.2	102	59.5	84	4.14	54	0
1895	72.3	16	81.2	25	63.4	15	6.01	25	0
1894	70.3	50	78.3	72	62.8	24	4.75	46	2
1893	66.9	128	75	139	58.6	108	1.80	119	2
1892	66.3	135	74.9	140	57.7	125	2.36	98	0
1891	70.7	39	79	60	62.3	31	5.46	35	0
1890	68.5	91	76.1	122	60.9	55	4.76	45	0
1889	66.5	134	73.5	146	59.5	84	4.59	47	0
1888	65.3	142	71.8	155	58.7	104	4.90	42	0
1887	65.2	145	73	148	57.4	130	2.80	88	0
1886	70	55	78.5	70	61.5	45	1.90	115	0
1885	67.3	118	75.4	132	59.2	93	1.30	132	0
1884	72.4	14	81.4	22	63.4	15	0.09	156	0
1883	65.1	148	72.2	153	58	120	3.49	69	0
1882	69.3	74	75.6	129	63	22	9.38	5	0
1881	77.5	1	85	5	69.9	1	2.98	85	0
1880	68.9	83	76.6	113	61.1	51	1.78	120	0
1879	64.6	153	72.7	151	56.5	141	2.72	90	0
1878	69.2	77	76.7	111	61.8	41	0.82	142	0
1877	68.3	97	75.8	127	60.8	57	5.27	38	0
1876	65.2	145	72.5	152	57.9	122	10.52	4	0
1875	65.5	138	74.3	142	56.7	138	3.62	67	0
1874	70	55	77.4	96	62.5	29	4.83	44	0
1873	67.1	126	75.9	126	58.4	111	4.13	55	0
1872	69.1	78	77.5	93	60.5	60	5.06	39	1
1871							2.22	103	30

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1881	77.5
1930	76.2
1931	76
1921	74.5
2019	73.8
1900	73.8
1970	73.7
1925	73.4
1961	73.2
1941	73.2

Coldest
Year	Mean, °F
1963	64
1917	64.5
1879	64.6
1984	64.8
1962	64.8
1950	64.9
1918	65
1883	65.1
2001	65.2
1887	65.2
More years share the last value

Wettest
Year	Precipitation, in
2011	13.32
1934	12.41
1999	11.50
1876	10.52
1882	9.38
2018	9.19
1912	8.75
1975	8.62
1907	8.52
1966	8.50

Driest
Year	Precipitation, in
1884	0.09
2019	0.16
1967	0.21
1906	0.32
2007	0.35
1930	0.37
1970	0.46
1941	0.50
1955	0.56
1986	0.58

The hottest, coldest and wettest days

Hottest day: 95°F; 1 September 2026
Coldest night: 52°F; 24 September 2026, 15 September 2026
Wettest day: 1.08 in; 22 September 2026

Every month, season and year

Months

Seasons

Years

Baltimore, MD the day's answers

All-time records

Every answer in words

September 2026 brought 3.25 in of precipitation in Baltimore, MD, the wettest September since 2023, tied 75th wettest of 156 (with 2015).
The hottest day of September 2026 in Baltimore, MD: 95°F on Tuesday 1 September 2026.
The coldest night of September 2026 in Baltimore, MD: a low of 52°F on Thursday 24 September 2026 and Tuesday 15 September 2026.
The wettest day of September 2026 in Baltimore, MD: 1.08 in on Tuesday 22 September 2026.