St Louis, MO: January

31 January 2026: January 2026 averaged 29.9°F in St Louis, MO, the coldest January since 2025, tied 55th coldest of 149 (with 1972).

January 2026

Mean temperature: 29.9°F; Coldest since 2025; 55th coldest of 149
Precipitation: 1.02 in; Driest since 2016; 35th driest of 148

A normal January in St Louis, MO (1991 to 2020): a mean temperature of 31.7°F, between 27.5°F and 37.9°F in eight years of ten and 2.04 in of precipitation, between 1.10 in and 4.46 in in eight years of ten.

The mean temperature of every January in St Louis, MO since 1874: 29.9°F in 2026; the lowest is 14.6°F, in 1940.

Normal range, 27.5 to 37.9°F

Every year, ranked, as a table

Every January in St Louis, MO from 1874 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	29.9	94	39.3	83	20.5	102	1.02	114	0
2025	29	105	37.3	107	20.7	100	2.84	43	0
2024	31.9	75	38.5	90	25.2	54	4.03	16	0
2023	39.4	9	47.5	9	31.4	9	2.21	57	0
2022	29.3	100	39.6	78	19.1	115	1.35	93	0
2021	34.9	38	40.9	65	29	24	3.82	21	0
2020	35.7	32	42.5	45	28.8	25	6.49	6	0
2019	30.7	87	38.5	90	22.9	85	2.93	40	0
2018	29.6	97	39.6	78	19.6	111	1.23	100	0
2017	37.9	16	45.5	21	30.3	16	1.80	73	0
2016	33.8	51	42.6	44	25.1	57	0.80	124	0
2015	33.2	56	42.4	46	24	75	1.21	104	0
2014	27.5	118	37.8	99	17.3	126	1.67	79	0
2013	35.7	32	45	23	26.3	46	3.12	36	0
2012	38.1	14	47.9	7	28.3	27	2.34	55	0
2011	27.7	114	34.9	124	20.5	102	1.33	95	0
2010	27.2	120	34	132	20.4	106	1.20	105	0
2009	28.9	106	38.1	95	19.6	111	0.77	126	0
2008	33	59	42.9	39	23	84	1.98	67	0
2007	34	48	41.6	56	26.5	43	3.11	38	0
2006	42.3	3	50.9	5	33.7	2	1.63	83	0
2005	33.8	51	41.3	61	26.4	45	9.01	1	0
2004	30.9	85	39.4	82	22.4	88	3.97	17	0
2003	28.1	111	35.8	114	20.4	106	0.96	116	0
2002	38.1	14	46.8	12	29.3	23	3.16	33	0
2001	30.5	90	37.7	100	23.2	82	1.12	108	0
2000	33	59	41.7	55	24.3	70	1.23	100	0
1999	31.3	80	39.1	84	23.5	79	5.10	10	0
1998	36.4	26	42.7	43	30	17	2.88	42	0
1997	26.7	122	35.5	117	17.9	122	2.74	46	0
1996	29.4	99	37.9	96	20.9	98	3.27	30	0
1995	31	84	36.9	109	25.2	54	4.39	14	0
1994	26.7	122	33.1	136	20.4	106	2.09	63	0
1993	32.1	74	39.6	78	24.5	67	3.54	27	0
1992	37	22	44.4	31	29.6	22	1.12	108	0
1991	29.2	101	35.1	120	23.4	81	1.52	85	0
1990	42.9	2	53.4	2	32.4	5	1.42	88	0
1989	41.1	6	49.8	6	32.5	4	2.58	49	0
1988	29.2	101	37.9	96	20.5	102	3.30	29	0
1987	30.6	88	37.5	104	23.6	76	1.98	67	0
1986	34.9	38	45.6	20	24.1	73	0.10	148	0
1985	22.6	139	30.6	143	14.5	141	0.53	140	0
1984	28.2	109	36.9	109	19.6	111	0.84	122	0
1983	32.3	73	38.7	89	25.9	49	0.72	131	0
1982	22.5	140	31.5	140	13.5	143	4.90	11	0
1981	31.2	81	40.2	72	22.2	89	0.64	136	0
1980	31.4	78	37.9	96	24.9	62	0.63	137	0
1979	16.5	147	23.6	150	9.5	148	1.95	69	0
1978	19.5	145	27.5	147	11.6	147	1.70	76	0
1977	15.1	148	23.7	149	6.4	149	2.38	53	0
1976	28.1	111	37.6	101	18.5	118	0.83	123	0
1975	33.2	56	42	52	24.4	68	5.38	9	0
1974	29.8	96	38.5	90	21.1	95	3.51	28	0
1973	32.6	67	41.6	56	23.5	79	1.40	91	0
1972	29.9	94	40.4	71	19.4	114	0.77	126	0
1971	27.4	119	37.6	101	17.2	128	0.66	132	0
1970	24.8	133	34.5	127	15.1	138	0.22	145	0
1969	29.1	103	37	108	21.3	93	3.61	24	0
1968	28.6	107	37.5	104	19.7	110	1.86	71	0
1967	34.7	43	44.5	29	24.9	62	2.89	41	0
1966	24.9	132	33.6	134	16.3	132	0.65	133	0
1965	31.9	75	42.8	40	21	97	2.51	51	0
1964	34.7	43	45.8	17	23.6	76	1.70	76	0
1963	21.3	143	30.3	144	12.3	145	0.74	128	0
1962	24.7	134	33.7	133	15.7	137	3.56	26	0
1961	28.2	109	38.8	88	17.7	123	0.39	143	0
1960	33.5	55	39.9	73	27	37	1.11	111	0
1959	26.3	125	35	122	17.6	125	1.42	88	0
1958	31.2	81	38.3	94	24.2	72	2.13	61	0
1957	26.9	121	34.7	126	19	116	0.97	115	0
1956	29.1	103	37.6	101	20.7	100	0.73	130	0
1955	33	59	41.4	60	24.6	64	2.14	60	0
1954	32.7	65	42.3	48	23.1	83	1.23	100	0
1953	35.2	36	42.4	46	28.1	28	1.53	84	0
1952	35.9	30	44.9	24	26.9	38	1.41	90	0
1951	32.6	67	41.5	58	23.6	76	1.64	82	0
1950	37.6	18	47.5	9	27.8	30	8.00	3	0
1949	32.4	71	39.6	78	25.1	57	5.74	7	0
1948	25.5	130	34.2	130	16.8	129	0.85	120	0
1947	36.6	25	45.8	17	27.4	33	2.08	64	0
1946	33.7	53	42.1	50	25.4	52	1.38	92	0
1945	27.7	114	34.5	127	20.9	98	1.10	112	0
1944	36	28	45.1	22	26.9	38	0.20	146	0
1943	30.5	90	39.8	75	21.3	93	0.60	138	0
1942	31.4	78	41.2	62	21.5	91	0.90	118	0
1941	33.9	50	40.9	65	26.9	38	2.27	56	0
1940	14.6	149	23.3	151	6	150	0.90	118	0
1939	38.5	12	46.3	13	30.6	13	3.93	18	0
1938	33.2	56	42.1	50	24.3	70	1.29	98	0
1937	30.1	93	39.1	84	21.1	95	5.40	8	0
1936	23.6	137	31	141	16.2	133	1.22	103	0
1935	32.9	63	41.2	62	24.6	64			0
1934	36	28	44.1	33	27.8	30			0
1933	41.4	4	51.2	4	31.6	7			0
1932	38.3	13	45.7	19	30.8	11	2.64	48	0
1931	35.9	30	44.2	32	27.6	32			0
1930	22.2	141	30.7	142	13.7	142			1
1929	27.6	116	37.5	104	17.7	123	2.11	62	0
1928	34.7	43	42.8	40	26.6	41	1.91	70	0
1927	31.6	77	39.1	84	24.1	73	3.66	23	0
1926	34.5	46	41.9	54	27.2	35	1.69	78	0
1925	33	59	40.9	65	25.1	57	0.53	140	0
1924	26.6	124	35.2	119	18.1	120	1.15	107	0
1923	39.5	8	46.3	13	32.7	3	2.08	64	0
1922	30.2	92	38.4	93	22	90	0.74	128	0
1921	39.2	10	46.1	15	32.3	6	1.10	112	0
1920	28.3	108	35.3	118	21.4	92	1.85	72	0
1919	37.9	16	46	16	29.7	20	0.13	147	0
1918	18.9	146	25.8	148	11.9	146	1.31	96	0
1917	34.8	40	43.7	35	25.9	49	1.72	75	0
1916	34.1	47	43.2	38	25	60	8.53	2	0
1915	29.6	97	36.7	112	22.5	86	2.83	44	0
1914	39.7	7	47.8	8	31.6	7	2.21	57	0
1913	34.8	40	43.7	35	26	47	4.34	15	0
1912	20.5	144	28	146	12.9	144	1.31	96	0
1911	35.5	35	44.5	29	26.5	43	0.85	120	0
1910	32.7	65	39.9	73	25.4	52	2.73	47	0
1909	32.8	64	40.5	70	25.2	54	3.20	32	0
1908	34	48	42	52	26	47	2.08	64	0
1907	36.4	26	44.9	24	27.9	29	7.35	5	0
1906	36.8	23	44.9	24	28.7	26	3.57	25	0
1905	24.2	136	31.7	138	16.7	130	2.47	52	0
1904	27.8	113	35.8	114	19.8	109	3.15	34	0
1903	33.7	53	40.8	68	26.6	41	1.76	74	0
1902	32.5	70	39.1	84	25.8	51	1.18	106	0
1901	37.3	20	44.8	27	29.7	20	1.12	108	0
1900	37.4	19	44.8	27	29.9	19	0.65	133	0
1899	32.6	67	40.6	69	24.6	64	1.66	80	0
1898	37.3	20	44	34	30.6	13	4.53	13	0
1897	30.6	88	36.9	109	24.4	68	3.75	22	0
1896							1.43	87	7
1895			34.8	125	18.1	120	1.65	81	6
1894							2.56	50	8
1893			34.4	129			0.33	144	7
1892	25.9	128	33.3	135	18.5	118	1.52	85	0
1891	36.7	24	42.8	40	30.5	15	1.35	93	0
1890	39	11	47.3	11	30.8	11	7.65	4	0
1889	34.8	40	42.3	48	27.4	33	3.04	39	0
1888	25.1	131	34.1	131	16.2	133	2.15	59	0
1887	30.9	85	41.2	62	20.5	102	0.65	133	0
1886	25.6	129	35	122	16.2	133	3.12	36	0
1885	26.3	125	35.8	114	16.7	130	3.26	31	0
1884	26.2	127	35.1	120	17.3	126	0.79	125	0
1883	24.4	135	32.8	137	15.9	136	0.94	117	0
1882	32.4	71	39.7	77	25	60	2.80	45	0
1881	22.1	142	29.7	145	14.6	140	0.49	142	0
1880	46.9	1	55.9	1	37.8	1	3.83	19	0
1879	27.6	116	36.2	113	18.9	117	3.83	19	0
1878	35.7	32	41.5	58	30	17	2.36	54	0
1877	31.1	83	39.8	75	22.5	86	1.24	99	0
1876	41.2	5	51.3	3	31.2	10	4.75	12	0
1875	23.3	138	31.7	138	14.9	139	0.54	139	1
1874	35.2	36	43.3	37	27.1	36	3.14	35	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1880	46.9
1990	42.9
2006	42.3
1933	41.4
1876	41.2
1989	41.1
1914	39.7
1923	39.5
2023	39.4
1921	39.2

Coldest
Year	Mean, °F
1940	14.6
1977	15.1
1979	16.5
1918	18.9
1978	19.5
1912	20.5
1963	21.3
1881	22.1
1930	22.2
1982	22.5

Wettest
Year	Precipitation, in
2005	9.01
1916	8.53
1950	8.00
1890	7.65
1907	7.35
2020	6.49
1949	5.74
1937	5.40
1975	5.38
1999	5.10

Driest
Year	Precipitation, in
1986	0.10
1919	0.13
1944	0.20
1970	0.22
1893	0.33
1961	0.39
1881	0.49
1985	0.53
1925	0.53
1875	0.54

The hottest, coldest and wettest days

Hottest day: 68°F; 6 January 2026
Coldest night: -5°F; 26 January 2026
Wettest day: 0.39 in; 24 January 2026

Every month, season and year

Months

Seasons

Years

St Louis, MO the day's answers

All-time records

Every answer in words

January 2026 brought 1.02 in of precipitation in St Louis, MO, the driest January since 2016, 35th driest of 148.
The hottest day of January 2026 in St Louis, MO: 68°F on Tuesday 6 January 2026.
The coldest night of January 2026 in St Louis, MO: a low of -5°F on Monday 26 January 2026.
The wettest day of January 2026 in St Louis, MO: 0.39 in on Saturday 24 January 2026.