Charleston Downtown, SC: December

31 December 2025: December 2025 averaged 52.9°F in Charleston Downtown, SC, the warmest December since 2024, tied 55th warmest of 130 (with 2024, 2022 and 2017).

December 2025

Mean temperature: 52.9°F; Warmest since 2024; 55th warmest of 130
Precipitation: 2.07 in; Driest since 2024; 55th driest of 133

A normal December in Charleston Downtown, SC (1991 to 2020): a mean temperature of 54.9°F, between 49.9°F and 58°F in eight years of ten and 2.01 in of precipitation, between 1.18 in and 5.16 in in eight years of ten.

The mean temperature of every December in Charleston Downtown, SC since 1893: 52.9°F in 2025; the highest is 63.4°F, in 2015.

Normal range, 49.9 to 58°F

Every year, ranked, as a table

Every December in Charleston Downtown, SC from 1893 to 2025, 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
2025	52.9	55	59.6	63	46.2	51	2.07	78	0
2024	52.9	55	59.5	65	46.4	47	2.07	78	0
2023	55.2	29	61.6	39	49.2	20	7.28	5	2
2022	52.9	55	59.6	63	46.1	52	1.60	97	0
2021	60.1	3	67.4	4	52.8	3	1.80	91	0
2020	53.3	50	60.7	49	45.9	53	1.43	103	0
2019	56.4	20	62.9	30	49.8	13	8.76	4	0
2018	54.9	37	60.9	48	48.8	23	9.74	3	0
2017	52.9	55	59.1	80	46.7	43	1.91	85	0
2016	55.6	26	63.1	29	48.1	27	2.95	49	0
2015	63.4	1	69.5	1	57.3	1	2.66	58	0
2014	55.4	27	63.4	25	47.4	32	1.51	99	2
2013	57.4	12	65.3	9	49.5	18	1.87	86	0
2012	56.9	17	64.3	15	49.5	18	3.29	37	0
2011	57.3	13	64.5	13	50	11	0.48	129	0
2010	44.6	127	52.8	129	36.5	132	2.02	82	0
2009	53.2	51	60.6	52	45.7	56	10.10	2	0
2008	57	15	64.2	17	49.7	16	0.33	132	0
2007	57.8	10	65.4	7	50.2	10	2.56	62	0
2006	57.9	9	64.5	13	51.2	6	1.99	83	0
2005	51.3	79	58.6	89	44	75	2.64	60	0
2004			59.1	80	44.4	71	1.20	108	6
2003	49.9	98	57.5	103	42.4	97	2.18	74	0
2002	50.7	87	57.8	98	43.5	81	4.76	14	0
2001	59	6	65.3	9	52.7	4	2.56	62	0
2000	45.6	125	54	125	37.2	128	1.79	92	0
1999	53.6	45	60.2	55	46.9	42	1.93	84	0
1998	58.2	7	65.2	11	51.2	6	3.44	33	0
1997	52.6	61	59.8	59	45.5	57	1.61	96	0
1996	54.1	43	61.9	37	46.3	48	2.27	71	0
1995	49.9	98	57.7	101	42.2	101	1.16	111	0
1994	55.3	28	60.7	49	49.8	13	3.77	29	0
1993	50.5	90	57.8	98	43.1	87	1.64	95	0
1992	51.7	70	58.4	90	44.9	64	1.18	110	0
1991	55	32	62.6	32	47.3	33	1.87	86	2
1990	57.7	11	64.6	12	50.9	8	2.37	66	0
1989	44.3	129	51.8	132	36.9	131	3.71	30	0
1988	51.2	81	58.9	83	43.5	81	1.01	116	0
1987	54.2	42	61.4	42	47	40	1.51	99	0
1986	53.1	52	59.2	75	47.1	39	4.95	12	0
1985	50	97	58.2	94	41.7	107	0.64	125	0
1984	57.1	14	65.4	7	48.8	23	0.49	128	0
1983	49.3	105	56.9	108	41.7	107	4.15	23	0
1982	57	15	64.3	15	49.8	13	2.66	58	0
1981	49.3	105	56.1	114	42.5	94	5.36	9	0
1980	49.8	101	57.7	101	41.9	103	2.42	65	0
1979	51.7	70	59.5	65	43.8	79	2.91	51	0
1978	55.2	29	63.2	27	47.2	37	3.03	44	0
1977	50.3	93	58.3	92	42.4	97	5.01	11	0
1976	50.2	95	57.5	103	42.9	90	5.53	8	0
1975	52.8	59	61.2	45	44.5	69	2.89	52	0
1974	52	67	59.5	65	44.6	67	3.09	43	0
1973	52.1	66	59.5	65	44.6	67	4.52	18	0
1972	55.8	23	62.5	33	49	22	3.22	38	0
1971	59.5	4	66.4	5	52.6	5	3.31	36	0
1970	55.1	31	63.2	27	47	40	2.82	54	0
1969	49.1	108	57	106	41.3	111	3.00	45	0
1968	48.5	111	56.9	108	40.1	118	2.86	53	0
1967	56.1	22	63.5	24	48.6	26	2.46	64	0
1966	50.6	89	58.4	90	42.8	92	3.17	41	0
1965	52	67	59.7	62	44.4	71	1.59	98	0
1964	54.6	39	61.5	40	47.7	31	3.21	39	0
1963	45.1	126	52.7	130	37.5	126	2.69	57	0
1962	47.5	116	55.5	118	39.5	120	0.99	117	0
1961	53.4	49	61.4	42	45.5	57	1.32	105	0
1960	46.5	120	55.3	120	37.7	125	2.09	77	0
1959	51.2	81	58.8	84	43.6	80	1.73	94	0
1958	48.5	111	56	116	40.9	113	2.22	73	0
1957	51.7	70	60	57	43.4	84	3.35	34	0
1956	59.1	5	67.8	3	50.5	9	1.29	106	0
1955	48.4	114	55.9	117	40.9	113	0.89	122	0
1954	49.8	101	57.9	97	41.6	109	3.80	28	0
1953	52.6	61	60	57	45.2	62	5.18	10	0
1952	49.9	98	57.3	105	42.5	94	2.11	76	0
1951	55	32	62.8	31	47.3	33	3.20	40	0
1950	45.9	122	53	128	38.8	123	4.21	22	0
1949	53.9	44	61.9	37	45.9	53	0.93	119	0
1948	55.7	25	63.3	26	48.1	27	3.32	35	0
1947	51.5	74	59.2	75	43.9	77	6.14	6	0
1946	55	32	63.6	22	46.5	44	0.57	126	0
1945	46.6	119	54.1	124	39.2	121	4.82	13	0
1944	46.3	121	54.3	122	38.4	124	0.92	120	0
1943	50.3	93	59.4	72	41.3	111	4.47	19	0
1942	50.4	91	59	82	41.9	103	2.96	48	0
1941	54.4	41	61.5	40	47.3	33	10.56	1	0
1940	55	32	62.2	35	47.9	29	2.36	67	0
1939	51.4	77	59.5	65	43.3	86	1.39	104	0
1938	50.9	84	58.8	84	43	88	1.14	112	0
1937	48.5	111	56.1	114	40.8	115	1.48	101	0
1936	52.3	64	58.7	86	45.8	55	2.99	47	0
1935	44.6	127	52.1	131	37.2	128	2.72	56	0
1934	50.2	95	58.2	94	42.3	99	2.16	75	0
1933	58	8	66.1	6	49.9	12	0.40	131	0
1932	56.6	19	64.1	19	49.2	20	0.68	124	0
1931	61.3	2	68.4	2	54.2	2	2.25	72	0
1930	47.2	117	54	125	40.4	117	2.05	80	0
1929	50.7	87	59.5	65	41.9	103	3.54	32	0
1928	52.3	64	59.2	75	45.4	59	1.09	113	0
1927	50.8	86	59.2	75	42.3	99	1.19	109	0
1926	54.5	40	62.4	34	46.5	44	0.92	120	0
1925	49.3	105	56.9	108	41.6	109	4.00	25	0
1924	52.8	59	60.4	53	45.2	62	2.93	50	0
1923	56.9	17	64.2	17	49.6	17	3.91	26	0
1922	56.3	21	63.9	20	48.7	25	4.61	16	0
1921	55	32	63.6	22	46.3	48	0.51	127	0
1920	51.5	74	59.4	72	43.5	81	3.00	45	0
1919	51.4	77	59.8	59	43	88	0.19	133	0
1918	53.5	48	59.8	59	47.2	37	3.17	41	0
1917	42	130	49.5	133	34.5	133	1.08	114	0
1916	53	54	61.1	47	44.8	65	1.47	102	0
1915	48.2	115	56.3	113	40.1	118	2.81	55	0
1914	48.7	109	54.6	121	42.9	90	2.35	68	0
1913	52	67	58.7	86	45.3	60	2.59	61	0
1912	53.6	45	60.7	49	46.5	44	3.90	27	0
1911	54.7	38	62.2	35	47.3	33	3.63	31	0
1910	45.7	123	53.8	127	37.5	126	1.21	107	0
1909	47.2	117	55.4	119	38.9	122	1.75	93	0
1908	55.8	23	63.7	21	47.9	29	0.94	118	0
1907	51.5	74	58.7	86	44.4	71	4.08	24	0
1906	51.7	70	59.5	65	43.9	77	1.83	89	0
1905	49.6	103	56.7	111	42.5	94	4.24	20	0
1904	50.4	91	58	96	42.8	92	1.08	114	0
1903	45.7	123	54.2	123	37.2	128	1.81	90	0
1902	52.4	63	60.1	56	44.7	66	4.23	21	0
1901	48.6	110	56.4	112	40.8	115	1.85	88	0
1900	50.9	84	57.8	98	44	75	4.65	15	0
1899	51.3	79	59.2	75	43.4	84	0.85	123	0
1898	51.2	81	58.3	92	44.1	74	2.32	70	0
1897	53.6	45	61.2	45	46.3	48	2.35	68	2
1896	49.5	104	57	106	41.9	103	5.76	7	0
1895			59.3	74	42.1	102	2.03	81	6
1894			60.3	54	44.5	69	0.44	130	4
1893	53.1	52	61.4	42	45.3	60	4.56	17	3

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2015	63.4
1931	61.3
2021	60.1
1971	59.5
1956	59.1
2001	59
1998	58.2
1933	58
2006	57.9
2007	57.8

Coldest
Year	Mean, °F
1917	42
1989	44.3
2010	44.6
1935	44.6
1963	45.1
2000	45.6
1910	45.7
1903	45.7
1950	45.9
1944	46.3

Wettest
Year	Precipitation, in
1941	10.56
2009	10.10
2018	9.74
2019	8.76
2023	7.28
1947	6.14
1896	5.76
1976	5.53
1981	5.36
1953	5.18

Driest
Year	Precipitation, in
1919	0.19
2008	0.33
1933	0.40
1894	0.44
2011	0.48
1984	0.49
1921	0.51
1946	0.57
1985	0.64
1932	0.68

The hottest, coldest and wettest days

Hottest day: 75°F; 27 December 2025
Coldest night: 25°F; 15 December 2025
Wettest day: 0.74 in; 5 December 2025

Every month, season and year

Months

Seasons

Years

Charleston Downtown, SC the day's answers

All-time records

Every answer in words

December 2025 brought 2.07 in of precipitation in Charleston Downtown, SC, the driest December since 2024, tied 55th driest of 133 (with 2024).
The hottest day of December 2025 in Charleston Downtown, SC: 75°F on Saturday 27 December 2025.
The coldest night of December 2025 in Charleston Downtown, SC: a low of 25°F on Monday 15 December 2025.
The wettest day of December 2025 in Charleston Downtown, SC: 0.74 in on Friday 5 December 2025.