Chicago, IL: 2025

31 December 2025: 2025 averaged 52.2°F in Chicago, IL, the warmest year since 2024, tied 16th warmest of 153 (with 1939 and 1922).

2025

Mean temperature: 52.2°F; Warmest since 2024; 16th warmest of 153
Precipitation: 29.79 in; Driest since 2012; 40th driest of 155

A normal year in Chicago, IL (1991 to 2020): a mean temperature of 50.6°F, between 48.5°F and 52.7°F in eight years of ten and 37.57 in of precipitation, between 30.07 in and 49.26 in in eight years of ten.

The mean temperature of every year in Chicago, IL since 1873: 52.2°F in 2025; the highest is 55°F, in 2024.

Normal range, 48.5 to 52.7°F

Every year, ranked, as a table

Every year in Chicago, IL from 1871 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	52.2	16	60.7	20	43.7	31	29.79	116	0
2024	55	1	63.5	2	46.5	3	34.92	72	0
2023	54.1	4	62.5	3	45.8	4	33.73	84	0
2022	51.4	37	59.8	34	42.9	50	31.99	99	0
2021	53.5	6	61.7	8	45.3	8	30.15	113	0
2020	53.3	8	61.8	7	44.9	13	39.22	38	0
2019	49.8	83	58	79	41.6	95	49.54	3	0
2018	51.1	48	59.2	44	42.9	50	49.23	5	0
2017	52.6	11	61.3	12	43.9	26	43.10	17	0
2016	52.3	13	60.8	18	43.8	29	35.97	62	0
2015	50.3	68	59	49	41.5	101	39.85	33	0
2014	47.7	139	56.6	113	38.8	145	39.47	36	0
2013	49.2	104	58	79	40.4	120	42.09	21	0
2012	54.5	2	63.9	1	45.1	10	26.91	140	0
2011	50.8	55	59.1	47	42.5	63	49.83	2	0
2010	51.6	32	60.2	29	42.9	50	37.61	48	0
2009	48.8	114	57.3	101	40.2	121	42.57	19	0
2008	48.8	114	57.7	87	39.9	126	50.86	1	0
2007	51.3	39	60.1	31	42.5	63	35.80	63	0
2006	52	20	60.6	24	43.4	39	41.95	24	0
2005	51.3	39	60.6	24	42	82	24.09	151	0
2004	49.9	82	59	49	40.8	111	31.58	103	0
2003	49	107	58.3	72	39.6	134	32.02	97	0
2002	50.9	51	59.7	35	42.1	78	33.92	79	0
2001	50.8	55	59.7	35	41.9	86	45.77	9	0
2000	49.8	83	58.9	53	40.7	114	33.36	87	0
1999	51.2	42	60.7	20	41.7	94	38.25	42	0
1998	53.5	6	62.1	5	45	11	37.53	50	0
1997	48.5	125	57.3	101	39.8	128	31.71	102	0
1996	47.3	142	56.3	120	38.3	149	30.72	110	0
1995	50.1	77	59.1	47	41.1	107	32.88	92	0
1994	50	80	59.6	41	40.5	116	29.59	119	0
1993	48.5	125	57.3	101	39.7	131	44.90	10	0
1992	48.6	119	57.6	91	39.6	134	30.12	115	0
1991	51.2	42	61	17	41.4	105	35.02	69	0
1990	51.5	35	60.8	18	42.1	78	43.12	16	0
1989	48.2	131	57.8	85	38.6	146	29.45	122	0
1988	49.8	83	60.2	29	39.3	139	33.36	87	0
1987	52	20	61.7	8	42.4	67	41.35	26	0
1986	49.7	91	59	49	40.5	116	31.73	101	0
1985	47.1	145	57	108	37.2	153	40.07	32	0
1984	48.3	130	58.2	76	38.4	148	34.00	77	0
1983	49	107	58.3	72	39.7	131	49.35	4	0
1982	47.9	138	57.8	85	37.9	150	44.68	11	0
1981	48.8	114	58.7	62	39	144	39.19	40	0
1980	48.6	119	58	79	39.1	142	38.07	43	0
1979	48.2	131	56.5	118	39.9	126	38.04	45	0
1978	48.2	131	56.9	109	39.6	134	33.51	85	0
1977	50.8	55	59.7	35	42	82	41.29	28	0
1976	49.3	100	58.8	57	39.8	128	33.98	78	0
1975	51.5	35	59.9	32	43.1	45	42.05	22	0
1974	50.2	71	58.8	57	41.6	95	37.53	50	0
1973	52.5	12	60.7	20	44.3	21	37.99	46	0
1972	48.6	119	56.8	110	40.5	116	41.19	29	0
1971	51.9	24	61.1	15	42.7	59	29.58	120	0
1970	51	49	59.5	43	42.5	63	46.09	6	0
1969	50.2	71	58.7	62	41.8	91	36.78	55	0
1968	51.6	32	60.3	28	42.8	54	29.73	117	0
1967	49.6	94	57.7	87	41.6	95	41.10	30	0
1966	50.2	71	58.8	57	41.6	95	36.76	56	0
1965	50.4	64	58.7	62	42	82	42.05	22	0
1964	51.7	28	61.1	15	42.2	74	26.95	139	0
1963	50.2	71	59.7	35	40.8	111	28.02	131	0
1962	50.3	68	58.6	67	41.9	86	22.22	155	0
1961	50.9	51	59.2	44	42.6	61	42.90	18	0
1960	50.4	64	58.5	68	42.2	74	27.84	132	1
1959	51.2	42	59.7	35	42.8	54	38.68	41	0
1958	49.8	83	58.1	78	41.6	95	26.35	146	0
1957	50.9	51	58.9	53	42.8	54	44.29	13	0
1956	51.9	24	60.5	27	43.3	40	22.23	154	0
1955	52.3	13	61.6	11	43	46	30.96	107	0
1954	52.9	10	61.7	8	44.2	22	45.92	7	0
1953	53.2	9	62.5	3	43.9	26	30.15	113	0
1952	51.6	32	60.7	20	42.4	67	28.29	129	0
1951	48.6	119	57.5	94	39.6	134	43.15	15	0
1950	48.4	128	57.6	91	39.3	139	39.75	34	0
1949	51.7	28	61.2	13	42.3	70	33.74	83	0
1948	49.8	83	58.8	57	40.8	111	31.56	105	0
1947	49.5	95	58.4	70	40.6	115	39.21	39	0
1946	51.9	24	61.9	6	42	82	31.38	106	0
1945	49	107	58	79	40	123	37.46	52	0
1944	50.8	55	59.7	35	41.8	91	26.86	141	1
1943	49.1	106	58.3	72	39.8	128	32.60	94	1
1942	50.2	71	58.2	76	42.1	78	35.66	64	0
1941	52	20	58.9	53	45.2	9	35.29	67	0
1940	48.8	114	55.6	131	41.9	86	26.74	144	0
1939	52.2	16	59.9	32	44.4	20	27.51	133	0
1938	52.3	13	59.6	41	45	11	34.81	74	0
1937	49	107	56.2	125	41.9	86	26.98	138	0
1936	49.5	95	57.1	105	41.9	86	29.58	120	0
1935	49.5	95	56.3	120	42.8	54	37.73	47	0
1934	51.4	37	59.2	44	43.6	33	22.78	153	0
1933	51.8	27	59	49	44.7	16	32.00	98	0
1932	50.6	60	57.6	91	43.6	33	31.86	100	0
1931	54	5	60.6	24	47.4	2	39.29	37	0
1930	51	49	58.4	70	43.7	31	23.34	152	0
1929	48.6	119	55.8	130	41.5	101	36.81	54	0
1928	49.7	91	56.8	110	42.6	61	33.92	79	0
1927	50.6	60	57.7	87	43.5	36	39.55	35	0
1926	48.1	136	55.1	140	41	109	35.46	65	1
1925	50.4	64	57.4	98	43.3	40	28.33	128	1
1924	48.1	136	54.8	142	41.4	105	34.96	70	0
1923	50.5	62	57.1	105	44	23	32.48	95	0
1922	52.2	16	58.9	53	45.5	6	31.57	104	0
1921	54.5	2	61.2	13	47.9	1	36.10	61	0
1920	50	80	56.6	113	43.3	40	30.21	112	0
1919	51.2	42	57.7	87	44.7	16	33.49	86	0
1918	50.4	64	57.1	105	43.6	33	33.25	90	1
1917	46.9	146	53.7	149	40	123	24.66	149	0
1916	50.3	68	57.4	98	43.2	44	34.05	76	0
1915	50.1	77	56.3	120	44	23	33.34	89	0
1914	51.3	39	58	79	44.5	19	28.61	127	0
1913	51.7	28	58.8	57	44.6	18	27.11	137	0
1912	48.4	128	55.4	137	41.5	101	29.67	118	0
1911	52.1	19	58.7	62	45.5	6	33.83	81	0
1910	50.8	55	57.5	94	44	23	26.86	141	0
1909	49.8	83	56.3	120	43.3	40	43.22	14	0
1908	51.7	28	58.7	62	44.8	15	34.83	73	0
1907	49.3	100	55.9	128	42.7	59	35.10	68	1
1906	51.2	42	57.5	94	44.9	13	30.87	108	0
1905	48.5	125	55.5	134	41.5	101	35.36	66	0
1904	46.6	148	53.4	150	39.7	131	26.14	147	0
1903	47.7	139	54.4	144	41.1	107	28.09	130	0
1902	48.8	114	55.3	139	42.2	74	37.57	49	0
1901	48.2	131	54.7	143	41.6	95	24.53	150	0
1900	49.4	99	56.3	120	42.4	67	28.65	126	0
1899	49.2	104	56	127	42.3	70	27.23	136	0
1898	49.3	100	55.9	128	42.8	54	33.77	82	0
1897	48.9	112	55.6	131	42.3	70	25.86	148	0
1896	49.8	83	56.6	113	43	46	32.96	91	0
1895	47.3	142	54.4	144	40.1	122	32.32	96	0
1894	49.7	91	56.6	113	42.9	50	27.45	135	0
1893	46.2	152	53.1	151	39.3	139	27.47	134	0
1892	46.6	148	52.8	153	40.5	116	36.56	58	0
1891	48.6	119	55.1	140	42.1	78	26.54	145	0
1890	48.9	112	55.6	131	42.2	74	32.69	93	0
1889	49	107	55.5	134	42.5	63	34.95	71	0
1888	46.6	148	54.2	147	39.1	142	30.86	109	0
1887	47.4	141	56.2	125	38.5	147	29.13	123	0
1886	49.5	95	57.3	101	41.8	91	26.77	143	0
1885	47.2	144	54.4	144	40	123	44.37	12	0
1884	48.2	131	55.5	134	41	109	34.78	75	0
1883	46.8	147	54	148	39.6	134	45.86	8	0
1882	50.1	77	56.8	110	43.5	36	41.34	27	0
1881	49.8	83	56.6	113	43	46	42.48	20	0
1880	51.2	42	58.5	68	43.9	26	37.32	53	0
1879	50.2	71	57.5	94	43	46	30.71	111	0
1878	52	20	58.3	72	45.6	5	41.95	24	0
1877	50.9	51	58	79	43.8	29	41.01	31	0
1876	49.3	100	56.4	119	42.3	70	36.48	59	0
1875	45.3	153	52.9	152	37.7	152	38.06	44	0
1874	50.5	62	57.4	98	43.5	36	28.73	125	0
1873	46.6	148	55.4	137	37.8	151	36.41	60	0
1872							29.07	124	163
1871							36.61	57	365

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2024	55
2012	54.5
1921	54.5
2023	54.1
1931	54
2021	53.5
1998	53.5
2020	53.3
1953	53.2
1954	52.9

Coldest
Year	Mean, °F
1875	45.3
1893	46.2
1904	46.6
1892	46.6
1888	46.6
1873	46.6
1883	46.8
1917	46.9
1985	47.1
1885	47.2

Wettest
Year	Precipitation, in
2008	50.86
2011	49.83
2019	49.54
1983	49.35
2018	49.23
1970	46.09
1954	45.92
1883	45.86
2001	45.77
1993	44.90

Driest
Year	Precipitation, in
1962	22.22
1956	22.23
1934	22.78
1930	23.34
2005	24.09
1901	24.53
1917	24.66
1897	25.86
1904	26.14
1958	26.35

The hottest, coldest and wettest days

Hottest day: 95°F; 16 August 2025, 9 August 2025, 3 July 2025, 23 June 2025
Coldest night: -8°F; 21 January 2025
Wettest day: 1.86 in; 18 June 2025

Month by month

Month	Mean temperature	Precipitation
January	22.6°F 58th coldest of 153	1.98 in 62nd wettest of 155
February	27.2°F 76th warmest of 153	0.52 in 12th driest of 155
March	44.4°F 10th warmest of 153	2.99 in 59th wettest of 155
April	50.8°F 38th warmest of 153	2.66 in 66th driest of 155
May	58°F 67th coldest of 153	1.35 in 11th driest of 155
June	74.2°F 6th warmest of 153	3.63 in 67th wettest of 155
July	77.5°F 13th warmest of 154	4.29 in 44th wettest of 155
August	73.3°F 64th warmest of 154	5.03 in 32nd wettest of 155
September	69.3°F 21st warmest of 154	0.49 in 7th driest of 155
October	58.1°F 21st warmest of 154	2.67 in 72nd wettest of 155
November	42.4°F 50th warmest of 154	2.11 in 77th driest of 155
December	27°F 56th coldest of 154	2.07 in 69th wettest of 155

Hot days and freezes

Chicago, IL has had 27 days at 90°F or above in 2025 through 31 December, the most by that date since 2020, tied 22nd most of 153 (with 1980 and 1943).
Chicago, IL has had 100 freezing nights (a low of 32°F or below) in 2025 through 31 December, the most by that date since 2022, tied 139th most of 153 (with 2012 and 1913).
The first freeze of fall 2025 in Chicago, IL came on Sunday 9 November 2025, the earliest since 2023, 134th earliest of 154.
The last freeze of spring 2025 in Chicago, IL came on Tuesday 8 April 2025, the latest since 2023, tied 119th latest of 153 (with 1984, 1938, 1902 and 3 other years).

Daily records set

Date	Record	Value	Before	Check
15 May	Warmest day	94°F	91°F 1962	Provisional

Daily records set and not listed: 0

Every month, season and year

Months

Seasons

Years

2025
2026

Chicago, IL the day's answers

All-time records

Every answer in words

2025 brought 29.79 in of precipitation in Chicago, IL, the driest year since 2012, 40th driest of 155.
The hottest day of 2025 in Chicago, IL: 95°F on Saturday 16 August 2025, Saturday 9 August 2025, Thursday 3 July 2025 and 1 other day.
The coldest night of 2025 in Chicago, IL: a low of -8°F on Tuesday 21 January 2025.
The wettest day of 2025 in Chicago, IL: 1.86 in on Wednesday 18 June 2025.