Green Bay, WI: January

31 January 2026: January 2026 averaged 15.1°F in Green Bay, WI, the coldest January since 2022, tied 50th coldest of 133 (with 1997 and 1907).

January 2026

Mean temperature: 15.1°F; Coldest since 2022; 50th coldest of 133
Precipitation: 1.74 in; Wettest since 2019; 38th wettest of 140

A normal January in Green Bay, WI (1991 to 2020): a mean temperature of 17.9°F, between 11.8°F and 23.9°F in eight years of ten and 1.33 in of precipitation, between 0.60 in and 2.36 in in eight years of ten.

The mean temperature of every January in Green Bay, WI since 1887: 15.1°F in 2026; the lowest is -1.1°F, in 1912.

Normal range, 11.8 to 23.9°F

Every year, ranked, as a table

Every January in Green Bay, WI from 1887 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	15.1	82	22	95	8.2	71	1.74	38	0
2025	19.5	43	27.8	39	11.2	51	0.13	139	0
2024	24.1	12	28.4	32	19.8	6	1.58	49	0
2023	25.9	6	30.5	14	21.4	2	1.34	58	0
2022	13.7	95	22.7	88	4.7	98	0.32	136	0
2021	23	21	29.3	21	16.8	17	0.75	101	0
2020	26.3	5	32.3	8	20.4	3	1.62	46	0
2019	15.9	73	23	84	8.7	67	1.92	26	0
2018	20	40	27.5	43	12.4	37	1.04	75	0
2017	23.5	18	28.8	28	18.1	12	2.43	10	0
2016	19.2	48	26.3	55	12.2	40	1.33	60	0
2015	17.5	60	24.3	75	10.8	54	0.56	122	0
2014	8.7	116	18.4	119	-0.9	122	1.33	60	0
2013	19.2	48	27.9	37	10.5	55	2.36	15	0
2012	23.7	17	32.5	7	14.8	28	1.40	57	0
2011	13.9	91	21.6	99	6.2	89	1.23	66	0
2010	18.2	56	24.5	69	11.9	43	0.67	106	0
2009	7.5	121	17.7	123	-2.6	129	0.66	109	0
2008	17	61	24.5	69	9.5	64	3.65	2	0
2007	23	21	29.7	18	16.3	21	0.63	115	0
2006	30.5	1	35.5	1	25.6	1	1.64	45	0
2005	17	61	24.2	76	9.7	63	1.60	47	0
2004	12.2	102	20.3	109	4.1	101	1.24	65	0
2003	16.3	69	23.9	79	8.8	66	0.58	120	0
2002	25.9	6	33.1	6	18.7	9	0.60	116	0
2001	20.3	37	28.3	33	12.3	39	1.19	68	0
2000	15.5	77	25	66	6.1	91	0.87	93	0
1999	14.8	85	22.3	92	7.4	79	2.37	14	0
1998	22.2	24	28.3	33	16.1	22	2.21	18	0
1997	15.1	82	22.9	86	7.3	80	1.81	33	0
1996	13.7	95	23.2	83	4.1	101	1.77	37	0
1995	21.4	27	27.6	41	15.1	24	0.65	111	0
1994	6.2	127	15.2	129	-2.8	131	1.47	51	0
1993	19.6	42	27.9	37	11.3	48	1.42	55	0
1992	22.9	23	29.1	24	16.7	18	0.72	103	0
1991	13.8	94	22.6	90	5	96	0.57	121	0
1990	26.4	4	34.7	3	18.2	11	0.64	113	0
1989	25.5	10	33.2	5	17.8	13	0.41	133	0
1988	12.5	101	21.1	103	3.9	105	1.79	35	0
1987	21.6	26	28.9	26	14.3	29	0.47	128	0
1986	16.7	67	25.5	62	7.9	76	0.60	116	0
1985	12.2	102	20.8	106	3.6	107	0.86	96	0
1984	12.6	100	21	104	4.3	100	0.59	118	0
1983	21.4	27	27.8	39	15	25	0.72	103	0
1982	6.7	125	16.9	126	-3.5	134	1.34	58	0
1981	15.3	80	24	78	6.6	87	0.12	140	0
1980	17.6	59	25.4	63	9.9	62	1.92	26	0
1979	5.9	128	14.2	133	-2.5	128	1.78	36	0
1978	11.3	107	19.5	114	3.2	109	1.33	60	0
1977	3.1	132	12.3	136	-6.1	136	0.67	106	0
1976	12.8	99	23	84	2.5	111	1.72	41	0
1975	20.2	38	28.3	33	12.2	40	1.52	50	0
1974	16.9	63	23.6	80	10.2	59	1.71	42	0
1973	21.2	31	28.6	29	13.8	32	1.86	29	0
1972	10.2	111	19.9	111	0.5	118	0.65	111	0
1971	6.9	124	16.8	127	-3	132	1.60	47	0
1970	7.2	122	16.2	128	-1.8	127	0.73	102	0
1969	13.9	91	21.7	98	6.2	89	2.60	5	0
1968	16.4	68	24.4	73	8.4	69	0.94	85	0
1967	20.1	39	29	25	11.2	51	2.52	8	0
1966	7.9	120	17.5	124	-1.7	126	1.18	69	0
1965	14.4	88	21.6	99	7.2	81	0.93	86	0
1964	20.8	35	28.9	26	12.8	34	1.14	71	0
1963	7	123	14.2	133	-0.2	120	0.68	105	0
1962	11.4	106	19.8	112	2.9	110	1.27	64	0
1961	15.8	74	24.1	77	7.5	78	0.31	137	0
1960	20.9	32	27.6	41	14.3	29	1.04	75	0
1959	8.7	116	18.4	119	-0.9	122	1.04	75	0
1958	19.5	43	26.9	49	12	42	0.42	132	0
1957	9.5	113	18.5	116	0.5	118	0.35	135	0
1956	17.8	58	27.4	45	8.2	71	0.56	122	0
1955	15.6	76	24.5	69	6.8	85	0.78	97	0
1954	15.7	75	25.4	63	6.1	91	0.43	131	0
1953	20.6	36	28.5	30	12.7	35	1.10	72	0
1952	16.8	65	26.3	55	7.2	81	2.06	21	0
1951	11.6	105	21.2	101	2	113	0.87	93	0
1950	15.5	77	26.1	58	5	96	2.64	4	0
1949	20.9	32	29.2	22	12.5	36	1.84	31	0
1948	11	109	21.2	101	0.8	116	0.55	124	0
1947	21.3	30	29.2	22	13.4	33	1.08	73	0
1946	18.8	50	27.2	47	10.5	55	1.89	28	0
1945	14.1	90	21	104	7.1	83	0.52	126	0
1944	26.7	3	34.1	4	19.3	7	0.99	80	0
1943	13.7	95	22	95	5.4	94	1.86	29	0
1942	18.7	52	25.7	59	11.8	46	0.78	97	0
1941	20.9	32	26.8	50	15	25	1.70	43	0
1940	13.9	91	20.8	106	6.9	84	0.99	80	0
1939	23.1	20	29.5	19	16.7	18	1.83	32	0
1938	15.4	79	22.8	87	8	75	2.06	21	0
1937	15.2	81	25.3	65	5.1	95	2.43	10	0
1936	11.9	104	19.6	113	4.1	101	1.42	55	0
1935	14.7	87	23.4	81	6	93	1.44	52	0
1934	25.6	9	32.2	9	19	8	0.92	87	0
1933	27.5	2	35.1	2	20	4	1.43	53	0
1932	25.7	8	31.5	11	19.9	5	2.15	20	0
1931	24.2	11	30.9	12	17.5	14	0.64	113	0
1930	11	109	18.5	116	3.6	107	0.90	89	0
1929	5.9	128	14.7	130	-3	132	2.54	7	0
1928	18.8	50	25.7	59	11.9	43	0.36	134	0
1927	14.4	88	22.4	91	6.4	88	1.05	74	0
1926	17.9	57	25.7	59	10	61	0.53	125	0
1925	16.9	63	24.7	68	9.1	65	0.27	138	0
1924	8.4	118	17.9	121	-1.2	124	0.78	97	0
1923	19.4	45	26.5	54	12.4	37	1.73	39	0
1922	13	98	22.1	94	3.9	105	0.88	92	0
1921	24.1	12	29.9	17	18.3	10	0.50	127	0
1920	9.2	115	17.3	125	1	115	0.98	82	0
1919	23.8	15	30.1	15	17.4	16	0.67	106	0
1918	5.8	130	13.3	135	-1.6	125	2.22	17	0
1917	11.2	108	20	110	2.5	111	1.96	24	0
1916	18.7	52	26.8	50	10.5	55	2.39	12	0
1915	16	72	23.4	81	8.7	67	1.29	63	0
1914	23.8	15	30.1	15	17.5	14	0.91	88	0
1913	18.4	55	26.6	53	10.2	59	1.17	70	0
1912	-1.1	133	6.8	137	-9	137	0.59	118	0
1911	16.8	65	25	66	8.4	69	0.87	93	1
1910	16.1	71	24.4	73	7.8	77	1.02	79	0
1909	19.3	47	26.7	52	11.9	43	0.66	109	0
1908	19.7	41	28.2	36	11.3	48	0.90	89	0
1907	15.1	82	22.2	93	8.1	73	2.17	19	0
1906	24.1	12	31.6	10	16.6	20	2.58	6	0
1905	10.2	111	18.6	115	1.7	114	1.43	53	0
1904	9.3	114	17.9	121	0.8	116	0.45	129	0
1903	16.3	69	24.5	69	8.1	73	1.03	78	0
1902	19.4	45	27.4	45	11.3	48	0.45	129	0
1901	18.7	52	26.3	55	11.1	53	0.90	89	0
1900	23.4	19	30.8	13	16	23	0.77	100	0
1899	14.8	85	22.7	88	6.8	85	0.98	82	0
1898	21.4	27	28.5	30	14.3	29	1.20	67	0
1897							1.69	44	7
1896			27.2	47	11.7	47	0.98	82	4
1895			22	95	4.7	98	1.96	24	6
1894			27.5	43	10.3	58	1.98	23	6
1893	6.7	125	14.6	131	-0.4	121	1.73	39	2
1892			20.4	108	4.1	101	1.80	34	4
1891	22.1	25	29.5	19	15	25	2.30	16	3
1890							3.29	3	10
1889							3.75	1	10
1888	5.1	131	14.4	132	-4.2	135	2.38	13	0
1887	8.2	119	18.5	116	-2.7	130	2.51	9	2

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2006	30.5
1933	27.5
1944	26.7
1990	26.4
2020	26.3
2023	25.9
2002	25.9
1932	25.7
1934	25.6
1989	25.5

Coldest
Year	Mean, °F
1912	-1.1
1977	3.1
1888	5.1
1918	5.8
1979	5.9
1929	5.9
1994	6.2
1982	6.7
1893	6.7
1971	6.9

Wettest
Year	Precipitation, in
1889	3.75
2008	3.65
1890	3.29
1950	2.64
1969	2.60
1906	2.58
1929	2.54
1967	2.52
1887	2.51
2017	2.43
More years share the last value

Driest
Year	Precipitation, in
1981	0.12
2025	0.13
1925	0.27
1961	0.31
2022	0.32
1957	0.35
1928	0.36
1989	0.41
1958	0.42
1954	0.43

The hottest, coldest and wettest days

Hottest day: 45°F; 13 January 2026
Coldest night: -19°F; 23 January 2026
Wettest day: 0.80 in; 8 January 2026

Every month, season and year

Months

Seasons

Years

Green Bay, WI the day's answers

All-time records

Every answer in words

January 2026 brought 1.74 in of precipitation in Green Bay, WI, the wettest January since 2019, 38th wettest of 140.
The hottest day of January 2026 in Green Bay, WI: 45°F on Tuesday 13 January 2026.
The coldest night of January 2026 in Green Bay, WI: a low of -19°F on Friday 23 January 2026.
The wettest day of January 2026 in Green Bay, WI: 0.80 in on Thursday 8 January 2026.