Aberdeen, SD: December

31 December 2025: December 2025 averaged 18°F in Aberdeen, SD, the warmest December since 2024, 59th warmest of 126.

December 2025

Mean temperature: 18°F; Warmest since 2024; 59th warmest of 126
Precipitation: 0.54 in; Wettest since 2023; 58th wettest of 132

A normal December in Aberdeen, SD (1991 to 2020): a mean temperature of 18°F, between 8.6°F and 24.6°F in eight years of ten and 0.43 in of precipitation, between 0.18 in and 1.02 in in eight years of ten.

The mean temperature of every December in Aberdeen, SD since 1894: 18°F in 2025; the highest is 31.5°F, in 1894.

Normal range, 8.6 to 24.6°F

Every year, ranked, as a table

Every December in Aberdeen, SD 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	18	59	29.6	47	6.3	77	0.54	58	0
2024	22.8	25	31.9	33	13.6	19	0.20	100	0
2023	30	2	40.9	2	19.2	3	2.18	3	0
2022	11.2	102	20.4	110	2	104	1.45	12	0
2021	19.5	48	29.5	49	9.5	52	0.78	37	0
2020	25.6	7	38.8	4	12.5	26	0.37	79	0
2019	17.7	61	26.2	72	9.3	54	0.87	30	0
2018	22	33	33.1	27	10.9	42	1.01	18	0
2017	17.6	62	28.6	55	6.5	75	0.35	83	0
2016	13.3	92	23.4	94	3.1	100	1.78	7	0
2015	22.6	29	30.8	38	14.3	15	0.64	46	0
2014	22.4	32	29.7	46	15	12	0.25	95	0
2013	6.5	120	16.7	126	-3.6	127	0.88	26	0
2012	15.4	79	25.1	79	5.8	81	0.75	39	0
2011	24.4	19	36.3	11	12.5	26	0.33	84	0
2010	13	94	20.8	107	5.1	85	1.77	8	0
2009	11	105	18.6	119	3.3	97	0.96	22	0
2008	8.8	112	20.3	111	-2.7	122	0.88	26	0
2007	11.4	101	21.7	103	1.1	109	0.90	25	0
2006	24.8	15	38	7	11.7	34	0.88	26	0
2005	17.4	64	24.8	84	10.1	46	1.11	17	0
2004	22.8	25	32.5	28	13.2	22	0.33	84	0
2003	23.2	23	32.1	31	14.2	16	0.33	84	0
2002	22.5	30	33.8	24	11.2	38	0.30	88	0
2001	19.4	50	27.5	62	11.2	38	0.06	121	0
2000	3	124	13.2	130	-7.1	131	0.38	76	0
1999	24.6	16	37.3	10	11.9	31	0.15	110	0
1998	22.8	25	33.7	25	11.9	31	0.18	106	0
1997	25.6	7	34.3	21	17	4	0.18	106	0
1996	6	122	14.2	129	-2.2	118	0.87	30	0
1995	16.7	68	25.2	78	8.2	60	0.47	65	0
1994	16.5	70	25.5	75	7.5	65	0.38	76	0
1993	18.3	58	27.4	64	9.2	55	0.56	55	0
1992	14.6	85	23.3	97	6	79	0.20	100	0
1991	24	22	34.1	23	14	18	0.13	114	0
1990	12.2	99	23.9	93	0.5	112	0.37	79	0
1989	9.2	111	19.2	116	-0.7	113	0.15	110	0
1988	18.8	56	28.7	54	8.8	58	1.37	14	0
1987	24.5	17	32.5	28	16.5	5	0.09	119	0
1986	24.1	21	35.8	13	12.5	26	trace	129	0
1985	7.8	115	17.7	123	-2.2	118	0.57	53	0
1984	13	94	22.7	99	3.3	97	0.61	49	0
1983	-0.5	126	8.4	132	-9.5	132	0.55	56	0
1982	25	14	34.2	22	15.7	8	0.09	119	0
1981	15.6	76	23.4	94	7.7	63	0.26	94	3
1980	20	46	29.1	51	10.9	42	0.14	112	0
1979	25.6	7	37.6	8	13.6	19	0.14	112	0
1978	10.7	106	20.6	108	0.9	110	0.11	115	0
1977	11.1	104	18.1	121	4	91	0.83	34	0
1976	14.6	85	25.5	75	3.6	95	0.30	88	0
1975	17.5	63	27.4	64	7.7	63	0.30	88	0
1974	22.8	25	34.7	17	11	41	0.05	124	0
1973	12.2	99	19.7	114	4.7	86	0.44	69	0
1972	10.5	107	20.2	113	0.7	111	0.88	26	0
1971	12.6	98	22.6	100	2.6	102	0.47	65	0
1970	13.8	90	25.3	77	2.3	103	0.19	105	0
1969	18.5	57	27.9	57	9.1	56	0.71	42	0
1968	13.8	90	21.3	105	6.3	77	0.94	24	0
1967	16.4	71	27.7	58	5.2	84	0.47	65	0
1966	19.3	52	30.7	40	7.9	62	0.03	125	0
1965	25.4	10	34.8	16	16	7	0.38	76	0
1964	7.1	116	17.8	122	-3.5	125	0.39	75	0
1963	9.4	109	19.7	114	-1	114	0.23	99	0
1962	19.2	53	31.1	36	7.4	67	0.18	106	0
1961	10.4	108	21.9	102	-1.2	115	0.59	50	0
1960	14.8	83	25.1	79	4.5	87	0.68	45	0
1959	27.4	4	34.5	19	20.2	2	0.73	41	0
1958	13	94	24.3	89	1.8	105	0.29	92	0
1957	25.2	13	35.8	13	14.5	13	0.53	59	0
1956	21.6	35	31.4	35	11.9	31	0.40	72	0
1955	6.8	118	17.1	124	-3.5	125	0.87	30	0
1954	20.1	43	30.2	42	10	48	0.33	84	0
1953	19.2	53	28.9	52	9.5	52	0.76	38	0
1952	20.3	41	29.8	45	10.7	45	0.29	92	0
1951	7	117	17	125	-3	124	1.59	11	0
1950	13.2	93	23.4	94	3	101	0.59	50	0
1949	14.1	89	25	82	3.2	99	0.82	35	0
1948	15.6	76	27.6	60	3.6	95	0.06	121	0
1947	14.9	82	24.4	88	5.3	83	0.06	121	0
1946	20.1	43	28.8	53	11.3	36	0.10	117	0
1945	11.2	102	20.9	106	1.5	108	0.48	63	0
1944	20.5	40	30.8	38	10.1	46	0.11	115	0
1943	24.3	20	37.4	9	11.3	36	trace	129	0
1942	15.6	76	24.6	86	6.7	71	0.58	52	0
1941	24.5	17	34.6	18	14.5	13	0.10	117	0
1940					13.1	23	0.69	44	5
1939	26.8	5	38.4	6	15.3	10	0.25	95	0
1938	20.8	39	31.6	34	10	48	0.42	70	0
1937	15.3	81	24.8	84	5.9	80	0.96	22	0
1936	20.3	41	27.7	58	12.8	25	0.87	30	2
1935	16.3	72	24.3	89	8.4	59	1.86	5	0
1934	17.2	65	24.2	92	9.8	50	0.50	60	2
1933			24.5	87	4.1	90	1.24	15	6
1932	15.9	74	26.8	71	5.4	82	0.48	63	1
1931	21.6	35	30	43	13.3	21	1.70	9	0
1930	25.8	6	35.8	13	15.7	8	0.03	125	0
1929	19	55	27.2	66	10.8	44	0.57	53	0
1928	25.3	11	34.5	19	16.1	6	0.50	60	0
1927	2.2	125	9.3	131	-5.6	128	2.25	2	3
1926	16.6	69	26.1	73	6.9	69	0.63	47	2
1925	19.7	47	28.3	56	11.6	35	0.17	109	2
1924	8.3	113	19.2	116	-2.4	120	1.20	16	1
1923	27.5	3	39.9	3	14.2	16	0.47	65	1
1922	14.6	85	22.8	98	6.7	71	0.70	43	1
1921	23.2	23	30	43	15.3	10	0.30	88	1
1920	21.2	38	30.3	41	12.1	30	0.40	72	0
1919			22	101			0.24	98	4
1918	21.6	35	30.9	37	12.3	29	0.80	36	1
1917	4.8	123	15.9	127	-6.1	129	0.37	79	3
1916	6.5	120	18.6	119	-6.8	130	2.05	4	3
1915	21.8	34	32.1	31	11.1	40	0.40	72	1
1914	9.3	110	21.4	104	-2.8	123	0.55	56	0
1913	25.3	11	38.6	5	13	24	0.03	125	2
1912	20.1	43	33.4	26	6.8	70	0.37	79	0
1911	16.1	73	24.9	83	7.4	67	1.00	19	0
1910	15.9	74	27.5	62	4.3	89	0.25	95	0
1909	6.8	118	15.5	128	-1.5	116	3.00	1	1
1908	14.8	83	25.8	74	4	91	1.00	19	3
1907	22.5	30	36.3	11	9	57	0.74	40	2
1906	13	94	24.3	89	1.8	105	0.63	47	0
1905	17.2	65	27.1	68	6.4	76	0.03	125	2
1904			27.2	66	7.5	65	1.60	10	4
1903	14.5	88	25.1	79	4.4	88	1.86	5	3
1902	8.2	114	18.8	118	-2.4	120	1.00	19	0
1901			20.6	108	1.6	107	0.20	100	4
1900	19.4	50	29.5	49	9.6	51	trace	129	2
1899	17	67	27.1	68	6.7	71			2
1898	15.4	79	27.1	68	4	91	0.20	100	3
1897			20.3	111	-2.1	117	0.42	70	5
1896	17.8	60	27.6	60	8	61	0.50	60	0
1895	19.5	48	32.4	30	6.6	74	0.20	100	0
1894	31.5	1	41.2	1	21	1	0.00	132	3
1893			29.6	47	3.8	94	1.40	13	4

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1894	31.5
2023	30
1923	27.5
1959	27.4
1939	26.8
1930	25.8
2020	25.6
1997	25.6
1979	25.6
1965	25.4

Coldest
Year	Mean, °F
1983	-0.5
1927	2.2
2000	3
1917	4.8
1996	6
2013	6.5
1916	6.5
1955	6.8
1909	6.8
1951	7

Wettest
Year	Precipitation, in
1909	3.00
1927	2.25
2023	2.18
1916	2.05
1935	1.86
1903	1.86
2016	1.78
2010	1.77
1931	1.70
1904	1.60

Driest
Year	Precipitation, in
1894	0.00
1986	trace
1943	trace
1900	trace
1966	0.03
1930	0.03
1913	0.03
1905	0.03
1974	0.05
2001	0.06
More years share the last value

The hottest, coldest and wettest days

Hottest day: 48°F; 16 December 2025
Coldest night: -18°F; 4 December 2025, 3 December 2025
Wettest day: 0.14 in; 9 December 2025

Every month, season and year

Months

Seasons

Years

Aberdeen, SD the day's answers

All-time records

Every answer in words

December 2025 brought 0.54 in of precipitation in Aberdeen, SD, the wettest December since 2023, 58th wettest of 132.
The hottest day of December 2025 in Aberdeen, SD: 48°F on Tuesday 16 December 2025.
The coldest night of December 2025 in Aberdeen, SD: a low of -18°F on Thursday 4 December 2025 and Wednesday 3 December 2025.
The wettest day of December 2025 in Aberdeen, SD: 0.14 in on Tuesday 9 December 2025.