Concord, NH: December

31 December 2025: December 2025 averaged 23.1°F in Concord, NH, the coldest December since 2017, 42nd coldest of 158.

December 2025

Mean temperature: 23.1°F; Coldest since 2017; 42nd coldest of 158
Precipitation: 3.37 in; Wettest since 2024; 75th wettest of 158

A normal December in Concord, NH (1991 to 2020): a mean temperature of 27.6°F, between 23.4°F and 31.5°F in eight years of ten and 3.60 in of precipitation, between 1.95 in and 5.22 in in eight years of ten.

The mean temperature of every December in Concord, NH since 1868: 23.1°F in 2025; the lowest is 11.8°F, in 1989.

Normal range, 23.4 to 31.5°F

Every year, ranked, as a table

Every December in Concord, NH from 1868 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	23.1	117	33.1	109	13.2	121	3.37	75	0
2024	27.7	61	37.1	58	18.4	68	3.42	68	0
2023	35.1	2	42.7	6	27.5	2	6.93	5	0
2022	30.5	26	39.7	23	21.3	25	4.02	42	0
2021	31.5	16	39.9	20	23	12	3.99	48	0
2020	30	30	38.3	35	21.7	23	5.21	17	0
2019	27.1	69	35.8	74	18.5	65	5.70	12	0
2018	28.4	51	37.8	45	19	57	3.26	80	0
2017	22.2	126	30.6	135	13.7	116	3.07	88	0
2016	27.6	63	37.5	49	17.6	73	3.32	78	0
2015	37.7	1	45.6	1	29.8	1	4.78	21	0
2014	31.3	18	37.8	45	24.8	7	5.16	18	0
2013	23.5	110	32.3	116	14.7	106	3.39	72	0
2012	30.8	22	38.8	28	22.8	16	4.24	33	0
2011	31.4	17	42.3	8	20.5	35	4.08	38	0
2010	26.4	79	35.2	84	17.6	73	3.58	60	0
2009	25.2	92	33.6	100	16.7	83	4.02	42	0
2008	27	70	36.7	64	17.3	78	4.63	25	0
2007	23.6	108	33.2	108	14.1	111	5.06	19	0
2006	33.9	5	43.2	4	24.5	8	3.53	63	0
2005	24	104	33.5	102	14.5	108	4.47	30	0
2004	27.6	63	37.4	52	17.8	72	4.05	39	0
2003	27.9	58	38.2	37	17.6	73	5.31	16	0
2002	24.8	96	34.4	90	15.2	99	3.57	61	0
2001	32.1	12	41.5	13	22.7	18	2.24	115	0
2000	22.5	122	32.1	120	12.9	123	2.99	90	0
1999	29.7	32	38.4	34	20.9	30	1.35	140	0
1998	31	20	42	11	20.1	42	0.92	151	0
1997	28	56	37.4	52	18.5	65	1.95	125	0
1996	31.3	18	38.1	39	24.5	8	5.84	9	0
1995	22.9	118	31	132	14.8	105	1.95	125	0
1994	30.6	25	41.7	12	19.5	45	4.19	34	0
1993	26.8	73	36.7	64	16.8	82	3.36	77	0
1992	26.4	79	35.3	83	17.6	73	2.23	116	0
1991	25.5	88	35.8	74	15.1	102	3.62	57	0
1990	30.9	21	41	15	20.8	32	4.12	36	0
1989	11.8	158	22.4	158	1.3	158	0.91	152	0
1988	23.2	115	34.7	88	11.6	136	1.05	146	0
1987	28.1	55	37.1	58	19.1	55	1.55	136	0
1986	29	39	37.5	49	20.5	35	4.50	29	0
1985	22	128	32.3	116	11.7	135	1.65	132	0
1984	30.3	27	40.1	19	20.5	35	2.70	96	0
1983	23.4	111	33.4	107	13.4	119	5.35	15	0
1982	32.3	10	42.1	10	22.6	19	0.91	152	0
1981	25.4	90	33.5	102	17.2	79	4.17	35	0
1980	19.1	149	32.4	114	5.9	155	0.79	157	0
1979	29.3	34	39.2	25	19.5	45	1.93	127	0
1978	22.6	120	33.5	102	11.8	132	2.91	91	0
1977	20.9	139	30.1	140	11.8	132	4.00	46	0
1976	16.1	156	28.9	148	3.3	157	2.27	111	0
1975	21.9	131	32.5	112	11.2	139	3.12	85	0
1974	26.7	76	37	62	16.4	91	4.02	42	0
1973	28.8	42	38.7	30	19	57	7.52	2	0
1972	23.4	111	30.5	136	16.2	94	4.55	27	0
1971	26.5	78	36.7	64	16.4	91	2.36	109	0
1970	20.3	144	28.8	150	11.8	132	3.08	87	0
1969	23.6	108	32	123	15.3	98	7.10	4	0
1968	22.5	122	31	132	14	114	5.82	10	0
1967	27.8	59	36.7	64	18.9	61	3.82	55	0
1966	26.2	84	35.8	74	16.6	84	2.42	108	0
1965	27.2	67	37.4	52	17.1	80	1.52	137	0
1964	25.1	95	33.6	100	16.6	84	3.07	88	0
1963	17.3	155	27.2	155	7.4	151	1.57	134	0
1962	22.5	122	34.4	90	10.7	142	3.15	83	0
1961	27	70	34.8	86	19.2	52	2.88	92	0
1960	20.8	140	33.9	95	7.6	150	2.47	105	0
1959	29.3	34	38	40	20.6	34	3.44	67	0
1958	17.7	154	29.7	144	5.8	156	1.40	138	0
1957	32.9	9	42.2	9	23.6	10	4.95	20	0
1956	27	70	35.5	81	18.5	65	4.56	26	0
1955	18.2	151	28.2	153	8.2	149	0.87	155	0
1954	26.3	82	36	71	16.6	84	3.38	73	0
1953	32.3	10	42.8	5	21.7	23	3.99	48	0
1952	28.6	45	38	40	19.3	49	5.46	14	0
1951	24.6	100	36	71	13.3	120	4.41	31	0
1950	28.2	54	37.1	58	19.3	49	3.42	68	0
1949	28	56	39.1	26	17	81	1.39	139	0
1948	28.9	40	38.9	27	19	57	2.11	121	0
1947	21.4	133	32.1	120	10.8	141	2.10	122	0
1946	25.2	92	35.8	74	14.7	106	3.62	57	0
1945	20.2	145	30.3	139	10.1	145	5.66	13	0
1944	22.2	126	32.5	112	11.9	131	2.26	113	0
1943	21.1	136	32.3	116	9.9	146	0.58	158	0
1942	21.4	133	30.4	137	12.4	128	4.72	23	0
1941	28.3	53	38.2	37	18.4	68	2.66	97	0
1940	27.2	67	35.7	78	18.6	63	3.42	68	0
1939	27.5	65	35.9	73	19	57	2.58	102	0
1938	28.5	48	35.7	78	21.3	25	4.04	40	0
1937	24.7	97	32.8	111	16.6	84	3.56	62	0
1936	29.7	32	38.3	35	21	28	7.64	1	0
1935	23.3	113	30.4	137	16.3	93	1.10	144	0
1934	24.1	103	32.1	120	16.2	94	3.37	75	0
1933	19.9	146	28.4	152	11.5	138	2.76	95	1
1932	30	30	39.8	22	20.2	40	0.97	149	0
1931	29.1	38	37.9	43	20.2	40	4.70	24	0
1930	26.8	73	34.8	86	18.8	62	1.14	143	0
1929	25.5	88	32.4	114	18.6	63	2.17	119	0
1928	31.6	15	40.3	17	23	12	1.61	133	0
1927	27.8	59	36.5	70	19.1	55	2.65	98	0
1926	20.5	143	29.8	143	11.2	139	2.16	120	0
1925	27.3	66	33.9	95	20.7	33	2.60	101	0
1924	22.6	120	31.2	129	14.1	111	1.74	130	0
1923	33.2	7	40.8	16	25.6	5	3.09	86	0
1922	22.9	118	31.7	125	14.1	111	1.73	131	0
1921	23.2	115	31.5	127	15	103	2.64	99	0
1920	29.2	37	35.7	78	22.6	19	5.80	11	0
1919	21.3	135	30.1	140	12.5	126	0.99	148	0
1918	26.7	76	34.3	92	19.2	52	3.52	64	0
1917	15.7	157	24.9	157	6.5	154	2.32	110	0
1916	25.4	90	31.6	126	19.3	49	2.21	118	0
1915	27.7	61	34.3	92	21.2	27	3.42	68	2
1914	22.4	125	32.3	116	12.5	126	2.07	124	0
1913	29.3	34	37.7	47	20.9	30	2.08	123	0
1912	31.8	14	39.9	20	23.6	10	3.71	56	0
1911	33.1	8	40.3	17	25.9	3	3.14	84	0
1910	20.6	141	29.6	145	11.6	136	2.47	105	0
1909	24.7	97	31.9	124	17.4	77	2.56	103	0
1908	24.7	97	33.5	102	16	96	2.27	111	0
1907	30.7	24	38.5	32	23	12	2.62	100	0
1906	21	137	29.9	142	12	129	3.21	81	0
1905	28.4	51	37.3	55	19.5	45	4.51	28	0
1904	18.6	150	28	154	9.3	147	1.81	129	0
1903	22	128	31	132	13	122	3.21	81	0
1902	22	128	31.1	130	12.9	123	5.87	8	0
1901	24.3	101	34.2	94	14.5	108	7.20	3	0
1900	23.7	107	33.8	97	13.5	117	1.29	142	0
1899	28.6	45	37	62	20.3	39	1.35	140	0
1898	23.3	113	33.7	99	12.9	123	2.26	113	0
1897	26.4	79	34.7	88	18.1	71	4.78	21	0
1896	23.8	106	31.1	130	16.6	84	0.96	150	0
1895	28.9	40	38.6	31	19.2	52	4.01	45	0
1894	26	86	35.5	81	16.6	84	2.87	93	0
1893	19.7	147	28.9	148	10.5	143	4.03	41	0
1892	21	137	28.5	151	13.5	117	1.04	147	0
1891	35	3	44.3	3	25.9	3	4.11	37	1
1890	17.8	153	26.9	156	8.7	148	3.83	54	0
1889	32	13	41.2	14	22.8	16	3.88	53	0
1888	30.2	28	38	40	22.4	21	3.52	64	0
1887	30.8	22	37.6	48	22.9	15	3.92	52	2
1886	24.3	101	33.5	102	15.2	99	3.30	79	0
1885	28.5	48	37.2	56	19.8	43	3.60	59	0
1884	28.7	43	37.5	49	19.8	43	3.97	50	0
1883	25.8	87	35.1	85	16.5	90	2.55	104	0
1882	26.1	85	37.2	56	15	103	1.83	128	0
1881	34.1	4	42.5	7	25.6	5	5.89	7	0
1880	24	104	33.8	97	14.3	110	2.44	107	0
1879	30.2	28	39.4	24	21	28	3.97	50	0
1878	28.5	48	36.6	69	20.4	38	6.55	6	0
1877	33.4	6	44.8	2	22	22	0.84	156	0
1876	19.2	148	31.4	128	7.1	153	4.30	32	0
1875	26.8	73	38.5	32	15.2	99	1.08	145	0
1874	25.2	92	36.7	64	13.9	115	0.90	154	2
1873	26.3	82	37.1	58	15.6	97	3.38	73	0
1872	18.2	151	29.2	146	7.3	152	2.84	94	0
1871	21.8	132	33	110	10.4	144	3.50	66	1
1870	28.7	43	37.9	43	19.5	45	2.22	117	0
1869	28.6	45	38.8	28	18.4	68	4.00	46	0
1868	20.6	141	29.1	147	12	129	1.56	135	2

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2015	37.7
2023	35.1
1891	35
1881	34.1
2006	33.9
1877	33.4
1923	33.2
1911	33.1
1957	32.9
1982	32.3
More years share the last value

Coldest
Year	Mean, °F
1989	11.8
1917	15.7
1976	16.1
1963	17.3
1958	17.7
1890	17.8
1955	18.2
1872	18.2
1904	18.6
1980	19.1

Wettest
Year	Precipitation, in
1936	7.64
1973	7.52
1901	7.20
1969	7.10
2023	6.93
1878	6.55
1881	5.89
1902	5.87
1996	5.84
1968	5.82

Driest
Year	Precipitation, in
1943	0.58
1980	0.79
1877	0.84
1955	0.87
1874	0.90
1989	0.91
1982	0.91
1998	0.92
1896	0.96
1932	0.97

The hottest, coldest and wettest days

Hottest day: 56°F; 19 December 2025
Coldest night: -8°F; 9 December 2025
Wettest day: 1.53 in; 29 December 2025

Every month, season and year

Months

Seasons

Years

Concord, NH the day's answers

All-time records

Every answer in words

December 2025 brought 3.37 in of precipitation in Concord, NH, the wettest December since 2024, tied 75th wettest of 158 (with 1934).
The hottest day of December 2025 in Concord, NH: 56°F on Friday 19 December 2025.
The coldest night of December 2025 in Concord, NH: a low of -8°F on Tuesday 9 December 2025.
The wettest day of December 2025 in Concord, NH: 1.53 in on Monday 29 December 2025.