Rapid City Downtown, SD: January

31 January 2026: January 2026 averaged 29.5°F in Rapid City Downtown, SD, the warmest January since 2021, tied 24th warmest of 116 (with 1965, 1923 and 1908).

January 2026

Mean temperature: 29.5°F; Warmest since 2021; 24th warmest of 116
Precipitation: 0.24 in; Driest since 2024; 36th driest of 116

The mean temperature of every January in Rapid City Downtown, SD since 1888: 29.5°F in 2026; the highest is 38.3°F, in 2006.

Every year, ranked, as a table

Every January in Rapid City Downtown, SD from 1888 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	29.5	24	41.2	24	17.7	30	0.24	80	0
2025	23.5	70	33.4	74	13.7	63	0.49	33	0
2024	24	66	33.8	71	14.2	59	0.07	108	0
2023	29.4	28	37.6	52	21.2	12	0.95	10	0
2022	29.2	29	42.1	15	16.3	43	0.10	103	0
2021	31.5	13	40.1	34	23	3	0.09	106	0
2020	29	30	39	39	19.1	23	0.12	100	0
2019	28.1	38	37.7	50	18.5	25	0.31	68	0
2018	26.9	50	38.8	40	15	57	0.26	77	0
2017	22.7	76	30.1	92	15.4	54	0.35	55	0
2016	28.5	35	37.4	55	19.6	19	0.17	93	0
2015	31.6	12	41.6	21	21.7	8	0.15	96	0
2014	27.9	39	40.1	34	15.7	49	0.26	77	0
2013	27.3	46	37.5	54	17.2	33	0.42	39	0
2012	31.5	13	43.1	12	19.9	18	0.29	73	0
2011	21.7	80	32.2	86	11.3	75	0.36	52	0
2010	24.3	65	33	78	15.5	52	0.24	80	0
2009	27.5	42	38.8	40	16.2	45	0.41	40	0
2008	23.3	72	33.9	68	12.6	69	0.23	82	0
2007	27.5	42	37.9	47	17.2	33	0.10	103	0
2006	38.3	1	47.8	1	28.9	1	0.07	108	0
2005	22.2	77	32.7	81	11.6	74	0.39	42	0
2004	23.6	69	33.2	76	14.1	60	0.19	88	0
2003	28.9	32	40.5	31	17.2	33	0.59	22	0
2002	30.7	17	40.3	32	20.6	14	0.06	111	1
2001	32.3	9	42.1	15	22.6	4	0.35	55	0
2000	28.3	36	38.3	45	18.4	27	0.52	27	0
1999	26.9	50	37.7	50	16	48	0.36	52	0
1998	25.2	62	34.9	66	15.5	52	0.32	67	0
1997	20.3	88	30.2	91	10.5	81	0.36	52	0
1996	14.9	105	25.9	104	4.8	103	0.64	15	2
1972	20	90	32.8	79	7.2	93	0.34	60	0
1971	20	90	29.8	93	10.2	84	1.14	5	0
1970	20.1	89	30.7	88	9.5	86	1.00	7	0
1969	17.2	97	27.2	101	7.2	93	0.35	55	0
1968	27.2	48	38.8	40	15.6	51	0.64	15	0
1967	30.3	20	41.2	24	19.5	20	0.37	47	0
1966	16.6	100	27.4	100	5.7	98	0.27	74	0
1965	29.5	24	41	27	18.1	28	0.64	15	0
1964	31	15	41.6	21	20.5	15	0.33	63	0
1963	15.2	104	27.2	101	3.3	105	0.83	12	0
1962	22.2	77	33.6	73	10.8	79	0.49	33	0
1961	30.6	18	42.3	14	19.5	20	0.14	98	1
1960	26.5	52	36.8	58	16.1	47	0.34	60	0
1959	23.7	67	35.2	65	12.2	72	0.38	43	0
1958	33.4	6	45.6	6	21.2	12	0.37	47	0
1957	13.3	106	23.8	107	2.7	107	0.38	43	0
1956	25.3	59	33.9	68	16.5	41	0.55	26	1
1955	26.3	53	36.3	61	16.3	43	0.34	60	0
1954	22.8	73	36.1	64	9.5	86	0.23	82	0
1953	35.2	2	46.5	4	24	2	0.99	8	0
1952	26.3	53	39.5	37	13.1	67	0.08	107	0
1951	21.6	83	32.6	82	10.5	81	0.22	86	0
1950	10.4	111	24	106	-2.6	113	0.37	47	1
1949	10.7	110	21.8	113	-0.5	110	1.44	2	0
1948	25.2	62	37.6	52	12.8	68	0.37	47	0
1947	28.8	34	41.1	26	16.5	41	0.43	38	0
1946	30	22	43.4	9	16.6	40	0.17	93	0
1945	27.3	46	37.8	48	16.8	39	0.52	27	0
1944	29.9	23	40.6	29	19.2	22	1.64	1	0
1943	15.8	103	27.9	97	3.7	104	0.56	24	0
1942	28.2	37	40.2	33	16.2	45	0.04	114	0
1941	27.2	48	38.6	43	15.7	49	0.12	100	0
1940	16.2	102	25.8	105	6.5	96	0.19	88	0
1939	32.3	9	43.2	10	21.5	10	0.38	43	0
1938	29	30	39.1	38	18.9	24	0.35	55	0
1937	6	116	16.7	116	-4.6	116	0.35	55	0
1936	16.8	98	28	96	5.5	99	0.51	31	0
1935	25.5	58	39.8	36	11.2	77	0.17	93	0
1934	33.6	5	45.6	6	21.5	10	0.19	88	0
1933	30.6	18	43.2	10	17.9	29	0.06	111	0
1932	21.8	79	32.3	85	11.3	75	0.51	31	0
1931	34.2	4	45.8	5	22.6	4	0.15	96	0
1930	8.7	115	19.5	115	-2.1	112	0.64	15	0
1929	10.3	113	21.1	114	-0.6	111	0.44	37	0
1928	27.4	45	37.8	48	17	38	0.18	91	0
1927	22.8	73	33.8	71	11.8	73	0.33	63	0
1926	27.8	40	38.1	46	17.5	32	1.13	6	0
1925	23.7	67	36.9	57	10.9	78	0.30	71	1
1924	17.9	94	30.7	88	5.1	102	0.38	43	0
1923	29.5	24	40.6	29	18.5	25	0.37	47	0
1922	16.7	99	27.9	97	5.5	99	0.97	9	0
1921	30.9	16	41.7	20	20.1	17	0.78	13	0
1920	26.2	55	38.5	44	13.8	62	0.23	82	0
1919	34.9	3	47.8	1	22	6	0.04	114	0
1918	13.2	107	23.6	109	2.8	106	1.25	3	0
1917	21.1	84	33.3	75	9	90	0.65	14	0
1916	9.6	114	22.1	112	-3	115	0.57	23	0
1915	20.5	87	30.6	90	10.5	81	1.15	4	0
1914	33.4	6	46.7	3	20.5	15	0.01	116	1
1913	19.7	92	32.5	84	6.9	95	0.62	20	0
1912	17.4	96	29.5	94	5.4	101	0.14	98	0
1911	27.7	41	41.9	17	13.5	64	0.11	102	0
1910	26.2	55	37.3	56	15.2	56	0.89	11	0
1909	21.7	80	33.9	68	9.4	88	0.10	103	0
1908	29.5	24	41.9	17	17.1	36	0.22	86	0
1907	12.4	109	23.2	111	1.5	109	0.31	68	0
1906	30.2	21	42.7	13	17.7	30	0.06	111	0
1905	17.6	95	27.6	99	7.6	92	0.52	27	0
1904	23.5	70	34.4	67	12.6	69	0.46	36	0
1903	28.9	32	40.7	28	17.1	36	0.23	82	0
1902	25.3	59	36.7	59	13.9	61	0.18	91	0
1901	27.5	42	41.5	23	13.4	65	0.07	108	0
1900	32.9	8	43.8	8	21.9	7	0.31	68	0
1899	21.1	84	32.8	79	9.3	89	0.33	63	0
1898	25.3	59	36.2	62	14.5	58	0.56	24	0
1897	21	86	32	87	10	85	0.62	20	0
1896	25	64	36.6	60	13.4	65	0.27	74	0
1895	16.5	101	26.8	103	6.2	97	0.25	79	0
1894	18.5	93	29.1	95	7.9	91	0.41	40	0
1893	25.8	57	36.2	62	15.4	54	0.30	71	0
1892	21.7	80	32.6	82	10.8	79	0.63	19	0
1891	31.7	11	41.8	19	21.7	8	0.27	74	0
1890	12.8	108	23.8	107	1.8	108	0.47	35	0
1889	22.8	73	33.2	76	12.5	71	0.52	27	0
1888	10.4	111	23.5	110	-2.7	114	0.33	63	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2006	38.3
1953	35.2
1919	34.9
1931	34.2
1934	33.6
1958	33.4
1914	33.4
1900	32.9
2001	32.3
1939	32.3

Coldest
Year	Mean, °F
1937	6
1930	8.7
1916	9.6
1929	10.3
1950	10.4
1888	10.4
1949	10.7
1907	12.4
1890	12.8
1918	13.2

Wettest
Year	Precipitation, in
1944	1.64
1949	1.44
1918	1.25
1915	1.15
1971	1.14
1926	1.13
1970	1.00
1953	0.99
1922	0.97
2023	0.95

Driest
Year	Precipitation, in
1914	0.01
1942	0.04
1919	0.04
2002	0.06
1933	0.06
1906	0.06
2024	0.07
2006	0.07
1901	0.07
1952	0.08

The hottest, coldest and wettest days

Hottest day: 62°F; 12 January 2026, 4 January 2026
Coldest night: -12°F; 23 January 2026
Wettest day: 0.08 in; 13 January 2026

Every month, season and year

Months

Seasons

Years

Rapid City Downtown, SD the day's answers

All-time records

Every answer in words

January 2026 brought 0.24 in of precipitation in Rapid City Downtown, SD, the driest January since 2024, tied 36th driest of 116 (with 2010).
The hottest day of January 2026 in Rapid City Downtown, SD: 62°F on Monday 12 January 2026 and Sunday 4 January 2026.
The coldest night of January 2026 in Rapid City Downtown, SD: a low of -12°F on Friday 23 January 2026.
The wettest day of January 2026 in Rapid City Downtown, SD: 0.08 in on Tuesday 13 January 2026.