Belvidere, NJ: December

31 December 2025: December 2025 averaged 25.9°F in Belvidere, NJ, the coldest December since 1995 (1998 excluded: 5 of 31 days missing; 1999 excluded: 10 of 31 days missing; 2001 excluded: 4 of 31 days missing; 4 more years excluded for missing days), tied 10th coldest of 115 (with 1995).

December 2025

Mean temperature: 25.9°F; Coldest since 1995; 10th coldest of 115

A normal December in Belvidere, NJ (1991 to 2020): 4.08 in of precipitation, between 2.17 in and 5.69 in in eight years of ten.

The mean temperature of every December in Belvidere, NJ since 1893: 25.9°F in 2025; the lowest is 21.9°F, in 1917.

Every year, ranked, as a table

Every December in Belvidere, NJ 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	25.9	105	37.1	99	14.8	115			0
2024	30.1	77	41.4	51	17.8	104	3.41	70	2
2023	39.8	2	48.5	3	31	2	7.83	3	0
2022	31.9	56	43.3	26	20.5	88	3.57	66	0
2021	37.4	3	47	6	27.8	11	1.42	120	0
2020	33.5	35	42.6	34	24.5	47	6.61	10	0
2019	31.6	59	40.2	63	23	65			1
2018	33.9	34	41.8	45	26	28	5.04	27	1
2017							1.68	116	5
2016	32.3	52	40.7	58	23.8	56	4.03	55	1
2015	42.6	1	51.2	1	33.9	1	4.13	52	2
2014							3.54	68	25
2013	30.7	68	39.9	70	21.2	83	4.15	50	1
2012	35.9	13	43.5	21	28.3	8	4.33	41	1
2011	36.9	8	46.8	7	27.1	18	4.60	35	1
2010	27.9	92	36.8	102	19	96	2.66	93	0
2009	31.7	58	40	66	23.4	58	5.29	21	0
2008	34.4	26	42.8	29	26.1	27	7.54	5	1
2007	32.8	45	40.1	64	25.7	30	4.84	30	2
2005							2.09	113	17
2004	32.6	47	41.7	48	23.1	63	3.64	64	2
2003	33.2	40	41.5	49	25.3	36	4.99	28	1
2002	30.6	70	38.7	81	22.3	72	4.40	39	2
2001			49.3	2			2.51	97	4
2000	27.3	100	36.7	104	17.7	105	4.17	49	1
1999			43.1	28			2.20	111	10
1998			48.5	3			0.90	125	5
1997	33	43	41.1	54	25	40	3.64	64	3
1996	34.6	22	42.1	39	27.3	16	7.69	4	3
1995	25.9	105	33.8	121	18.4	102	2.27	107	1
1994	35.7	14	45.9	8	25.5	33	2.56	96	3
1993			40.1	64			4.12	53	5
1992	31.5	60	38.9	77	24	53	3.73	61	0
1991	34	31	42.7	32	25.3	36	3.46	69	0
1990			45.3	12	28	9	5.64	16	5
1989			28.7	126			0.34	130	6
1988			39.7	72			0.71	128	6
1987			42.8	29			1.32	122	5
1986			41.9	44			4.25	47	5
1985	29.5	83	38.2	90	19.9	92	2.35	104	3
1984	35.3	15	43.4	24	27.2	17	3.15	79	1
1983	28.9	90	36.9	101	21.5	80	7.20	7	2
1982	37.1	6	47.2	5	27.1	18	1.40	121	0
1981	29.6	82	39.2	76	19.9	92	3.21	76	2
1980	27.4	97	38.5	86	16.4	110	0.80	127	0
1979	34.1	29	43.5	21	24.8	43	1.51	119	0
1978	32.3	52	42.2	38	22.5	69	4.28	42	0
1977	29	87	37.6	94	20.4	90	5.92	13	0
1976	25.6	109	35.5	111	15.6	113	2.24	110	0
1975	32.1	55	40	66	24.1	52	2.15	112	0
1974	34.4	26	42.4	37	26.4	25	3.70	62	0
1973	34.5	24	43.5	21	25.6	32	8.22	2	0
1972	34.6	22	41.5	49	27.6	14	4.25	47	0
1971	36.3	11	44.5	15	28	9	1.86	114	0
1970	30	78	38.8	80	21.1	85	2.67	92	0
1969	27.6	96	36.5	105	18.7	99	6.55	11	0
1968	27.9	92	36.8	102	19	96	3.40	71	0
1967	32.6	47	41.8	45	23.4	58	5.20	23	0
1966	30.6	70	39.7	72	21.5	80	4.11	54	0
1965	32.5	49	42.1	39	23	65	1.77	115	0
1964	30.9	64	38.7	81	23.1	63	3.86	60	0
1963	24.9	111	34	119	15.7	112	2.25	109	0
1962	27.4	97	37.6	94	17.3	108	2.49	98	0
1961	30.4	75	38.6	84	22.1	74	3.16	78	0
1960	24	112	35.7	110	12.2	118	2.44	102	0
1959	34	31	42.5	35	25.5	33	3.98	57	0
1958	25.8	107	34.8	115	16.9	109	0.53	129	0
1957	36.5	9	44.3	16	28.6	5	5.50	18	0
1956	37.3	4	45.3	12	29.2	3	5.33	20	0
1955	26.8	102	35.2	112	18.3	103	0.83	126	1
1954	32.4	51	40.3	62	24.5	47	3.95	58	0
1953	37.1	6	45.7	9	28.5	6	6.48	12	0
1952	33.4	36	42	42	24.9	42	4.78	32	0
1951	32.9	44	41.3	52	24.5	47	4.80	31	0
1950	30.5	74	37.6	94	23.4	58	4.26	43	0
1949	35.1	20	43.4	24	26.8	22	4.15	50	1
1948	33.2	40	41.8	45	24.6	46	6.73	8	0
1947	31.4	61	38.9	77	23.8	56	2.39	103	0
1946	35.3	15	44.2	17	26.4	25	2.74	91	0
1945	27.1	101	33.7	122	20.5	88	4.26	43	0
1944	29	87	36.2	108	21.9	76	3.08	81	0
1943	29.7	81	39.5	74	19.9	92	1.58	118	0
1942	27.7	94	34.6	117	20.9	86	5.92	13	0
1941	35	21	42.1	39	27.8	11	3.33	72	0
1940							3.56	67	13
1939	33.4	36	41.1	54	25.7	30	3.02	82	0
1938	33.2	40	40.5	60	25.9	29	4.00	56	0
1937	30.9	64	37.7	93	24	53	2.34	105	0
1936	35.3	15	42.8	29	27.8	11	6.68	9	2
1935	26.8	102	34.2	118	19.3	95	1.68	116	1
1934	31	63	38.5	86	23.4	58	2.99	84	0
1933	29.5	83	37.3	98	21.6	77	2.77	89	0
1932	33.3	39	42.5	35	24	53	2.45	101	1
1931	37.2	5	45.5	10	29	4	2.32	106	2
1930	31.4	61	38.4	88	24.3	50	3.92	59	0
1929	30.2	76	37.8	92	22.5	69	4.26	43	0
1928	35.3	15	43.9	20	26.7	23	1.31	123	0
1927	32.2	54	40.4	61	24.2	51	5.11	25	2
1926	26.3	104	34.8	115	17.7	105	2.98	85	0
1925	31.9	56	38.7	81	25.1	39	3.65	63	0
1924					21.6	77	2.27	107	4
1923			45.2	14			4.41	38	4
1922	29.2	85	36.4	106	22.1	74	3.17	77	0
1921	30.6	70	38.9	77	22.2	73	2.82	87	2
1920	34	31	40.9	57	27.1	18	4.57	36	1
1919	25.8	107	34	119	17.5	107	2.46	100	0
1918	35.2	19	43.2	27	26.7	23	4.54	37	2
1917	21.9	115	30.2	125	13.6	117	3.10	80	0
1916					22.4	71	4.62	34	4
1915	30.8	66	38.6	84	23	65	5.06	26	0
1914	28.2	91	35.2	112	21.5	80	5.16	24	1
1913	36.5	9	45.4	11	27.6	14	4.26	43	0
1912	34.1	29	42.7	32	25.5	33	5.77	15	0
1911	36.2	12	44.1	18	28.4	7	3.32	73	0
1910	23.7	113	32.9	123	14.7	116	2.47	99	3
1909	27.4	97	36.2	108	18.7	99	4.97	29	0
1908			40	66			2.64	94	5
1907	34.2	28	41.3	52	27	21	4.74	33	0
1906	29.8	79	37	100	22.6	68	5.28	22	0
1905	33.4	36	42	42	24.8	43	2.82	87	0
1904	23.7	113	32.5	124	14.9	114	2.77	89	0
1903	25.6	109	35.1	114	16.1	111	4.35	40	0
1902	27.7	94	36.4	106	18.9	98	8.99	1	0
1901	29.8	79	38.4	88	21.2	83	7.31	6	0
1900	30.8	66	40	66	21.6	77	2.91	86	0
1899	30.7	68	41	56	20.4	90	2.59	95	0
1898	29.1	86	37.5	97	20.7	87	3.25	75	0
1897	32.5	49	39.8	71	25.2	38	5.39	19	0
1896	29	87	39.4	75	18.7	99	1.03	124	0
1895	34.5	24	44	19	25	40	3.32	73	0
1894	32.7	46	40.7	58	24.7	45	5.55	17	0
1893	30.6	70	38	91	23.2	62	3.01	83	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2015	42.6
2023	39.8
2021	37.4
1956	37.3
1931	37.2
1982	37.1
1953	37.1
2011	36.9
1957	36.5
1913	36.5

Coldest
Year	Mean, °F
1917	21.9
1910	23.7
1904	23.7
1960	24
1963	24.9
1976	25.6
1903	25.6
1958	25.8
1919	25.8
2025	25.9
More years share the last value

Wettest
Year	Precipitation, in
1902	8.99
1973	8.22
2023	7.83
1996	7.69
2008	7.54
1901	7.31
1983	7.20
1948	6.73
1936	6.68
2020	6.61

Driest
Year	Precipitation, in
1989	0.34
1958	0.53
1988	0.71
1980	0.80
1955	0.83
1998	0.90
1896	1.03
1928	1.31
1987	1.32
1982	1.40

The hottest, coldest and wettest days

Hottest day: 58°F; 20 December 2025
Coldest night: -1°F; 10 December 2025, 9 December 2025
Wettest day: 0.50 in; 3 December 2025

Every month, season and year

Months

Seasons

Years

2026

Belvidere, NJ the day's answers

All-time records

Every answer in words

The hottest day of December 2025 in Belvidere, NJ: 58°F on Saturday 20 December 2025.
The coldest night of December 2025 in Belvidere, NJ: a low of -1°F on Wednesday 10 December 2025 and Tuesday 9 December 2025.
The wettest day of December 2025 in Belvidere, NJ: 0.50 in on Wednesday 3 December 2025.