Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of October 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, January 1903

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
January 1903
1-Month
25.2°F
(-3.8°C)
25.3°F
(-3.7°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1899 1977
76th Warmest Warmest since: 1902 2006
Ties: 1899, 1910
Dec 1902–Jan 1903
2-Month
26.0°F
(-3.3°C)
27.4°F
(-2.6°C)
-1.4°F
(-0.7°C)
37th Coolest Coolest since: 1902 1918
88th Warmest Warmest since: 1901 1932
Ties: 1927, 1997
Nov 1902–Jan 1903
3-Month
33.0°F
(0.6°C)
31.9°F
(-0.1°C)
1.1°F
(0.7°C)
72nd Coolest Coolest since: 1902 1977
53rd Warmest Warmest since: 1900 1932
Ties: 1993
Oct 1902–Jan 1903
4-Month
38.7°F
(3.7°C)
37.6°F
(3.1°C)
1.1°F
(0.6°C)
79th Coolest Coolest since: 1902 1977
46th Warmest Warmest since: 1901 1932
Ties: 1967, 1980
Sep 1902–Jan 1903
5-Month
43.3°F
(6.3°C)
43.4°F
(6.3°C)
-0.1°F
(0.0°C)
54th Coolest Coolest since: 1902 1977
71st Warmest Warmest since: 1901 1932
Ties: 1924, 1958, 1981
Aug 1902–Jan 1903
6-Month
47.8°F
(8.8°C)
48.3°F
(9.1°C)
-0.5°F
(-0.3°C)
44th Coolest Coolest since: 1902 1977
81st Warmest Warmest since: 1901 1932
Ties: 1908, 1929, 1940, 1990, 2015
Jul 1902–Jan 1903
7-Month
51.7°F
(10.9°C)
52.2°F
(11.2°C)
-0.5°F
(-0.3°C)
41st Coolest Coolest since: 1899 1977
84th Warmest Warmest since: 1902 1932
Ties: 1908, 1929, 1943, 1996
Jun 1902–Jan 1903
8-Month
53.8°F
(12.1°C)
54.6°F
(12.6°C)
-0.8°F
(-0.5°C)
36th Coolest Coolest since: 1899 1918, 1977
89th Warmest Warmest since: 1902 1932
Ties: 1938, 2015
May 1902–Jan 1903
9-Month
55.2°F
(12.9°C)
55.4°F
(13.0°C)
-0.2°F
(-0.1°C)
48th Coolest Coolest since: 1899 1918
77th Warmest Warmest since: 1902 1932
Ties: 1967
Apr 1902–Jan 1903
10-Month
54.6°F
(12.6°C)
55.0°F
(12.8°C)
-0.4°F
(-0.2°C)
39th Coolest Coolest since: 1899 1918
86th Warmest Warmest since: 1902 1932
Ties: 1967, 1998, 2015
Mar 1902–Jan 1903
11-Month
53.5°F
(11.9°C)
53.7°F
(12.1°C)
-0.2°F
(-0.2°C)
50th Coolest Coolest since: 1902 1918
75th Warmest Warmest since: 1901 2013
Ties: 1896, 1907, 1966, 1976, 1980, 1998
Feb 1902–Jan 1903
12-Month
50.6°F
(10.3°C)
51.6°F
(10.9°C)
-1.0°F
(-0.6°C)
26th Coolest Coolest since: 1902 1918
99th Warmest Warmest since: 1901 2013
Ties: 1896, 1938, 1963
Aug 1901–Jan 1903
18-Month
49.4°F
(9.7°C)
50.5°F
(10.3°C)
-1.1°F
(-0.6°C)
19th Coolest Coolest to Date 1918
105th Warmest Warmest since: 1902 2017
Ties: 1968, 1969
Feb 1901–Jan 1903
24-Month
50.6°F
(10.3°C)
51.6°F
(10.9°C)
-1.0°F
(-0.6°C)
15th Coolest Coolest to Date 1918
109th Warmest Warmest since: 1902 2013
Ties: 1979
Feb 1900–Jan 1903
36-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
24th Coolest Coolest to Date 1905
99th Warmest Warmest since: 1902 2013
Ties: 1908, 1929, 1968
Feb 1899–Jan 1903
48-Month
51.1°F
(10.6°C)
51.6°F
(10.9°C)
-0.5°F
(-0.3°C)
25th Coolest Coolest to Date 1905
97th Warmest Warmest since: 1902 1934, 2002, 2019
Ties: 1910, 1911, 1961, 1983
Feb 1898–Jan 1903
60-Month
51.1°F
(10.6°C)
51.6°F
(10.9°C)
-0.5°F
(-0.3°C)
24th Coolest Coolest to Date 1906
97th Warmest Warmest since: 1902 1935, 2003
Ties: 1911, 1952, 1964, 1965, 1973, 1997

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/