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 1998

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
January 1998
1-Month
31.8°F
(-0.1°C)
25.3°F
(-3.7°C)
6.5°F
(3.6°C)
112th Coolest Coolest since: 1997 1977
14th Warmest Warmest since: 1990 2006
Ties: 1923
Dec 1997–Jan 1998
2-Month
31.9°F
(-0.1°C)
27.4°F
(-2.6°C)
4.5°F
(2.5°C)
107th Coolest Coolest since: 1997 1918
18th Warmest Warmest since: 1992 1932
Ties: 1921
Nov 1997–Jan 1998
3-Month
34.1°F
(1.2°C)
31.9°F
(-0.1°C)
2.2°F
(1.3°C)
95th Coolest Coolest since: 1997 1977
30th Warmest Warmest since: 1995 1932
Ties: 1900, 1921, 1954, 1972, 1975
Oct 1997–Jan 1998
4-Month
39.3°F
(4.1°C)
37.6°F
(3.1°C)
1.7°F
(1.0°C)
93rd Coolest Coolest since: 1997 1977
32nd Warmest Warmest since: 1995 1932
Sep 1997–Jan 1998
5-Month
44.7°F
(7.1°C)
43.3°F
(6.3°C)
1.4°F
(0.8°C)
86th Coolest Coolest since: 1997 1977
39th Warmest Warmest since: 1995 1932
Ties: 1931
Aug 1997–Jan 1998
6-Month
49.1°F
(9.5°C)
48.3°F
(9.1°C)
0.8°F
(0.4°C)
80th Coolest Coolest since: 1997 1977
45th Warmest Warmest since: 1995 1932
Ties: 1922, 1935, 2019
Jul 1997–Jan 1998
7-Month
52.8°F
(11.6°C)
52.2°F
(11.2°C)
0.6°F
(0.4°C)
79th Coolest Coolest since: 1997 1977
46th Warmest Warmest since: 1995 1932
Ties: 1917, 1953, 1988, 2018, 2019
Jun 1997–Jan 1998
8-Month
55.0°F
(12.8°C)
54.6°F
(12.6°C)
0.4°F
(0.2°C)
73rd Coolest Coolest since: 1997 1918, 1977
52nd Warmest Warmest since: 1995 1932
Ties: 1906, 1913, 1948, 1976, 1991, 2004, 2005
May 1997–Jan 1998
9-Month
55.3°F
(12.9°C)
55.4°F
(13.0°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1997 1918
75th Warmest Warmest since: 1995 1932
Ties: 1896
Apr 1997–Jan 1998
10-Month
54.6°F
(12.6°C)
55.1°F
(12.8°C)
-0.5°F
(-0.2°C)
39th Coolest Coolest since: 1997 1918
86th Warmest Warmest since: 1995 1932
Ties: 1903, 1967, 2015
Mar 1997–Jan 1998
11-Month
53.5°F
(11.9°C)
53.7°F
(12.1°C)
-0.2°F
(-0.2°C)
50th Coolest Coolest since: 1997 1918
75th Warmest Warmest since: 1995 2013
Ties: 1896, 1903, 1907, 1966, 1976, 1980
Feb 1997–Jan 1998
12-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
68th Coolest Coolest since: 1997 1918
57th Warmest Warmest since: 1995 2013
Ties: 1897, 1921, 1941
Aug 1996–Jan 1998
18-Month
50.1°F
(10.1°C)
50.6°F
(10.3°C)
-0.5°F
(-0.2°C)
34th Coolest Coolest since: 1997 1918
90th Warmest Warmest since: 1996 2017
Ties: 1908, 1912, 1917, 1921, 1936, 2014
Feb 1996–Jan 1998
24-Month
50.9°F
(10.5°C)
51.6°F
(10.9°C)
-0.7°F
(-0.4°C)
24th Coolest Coolest since: 1997 1918
100th Warmest Warmest since: 1996 2013
Ties: 1911, 1959, 1981, 1994, 2010
Feb 1995–Jan 1998
36-Month
51.1°F
(10.6°C)
51.6°F
(10.9°C)
-0.5°F
(-0.3°C)
28th Coolest Coolest since: 1982 1905
95th Warmest Warmest since: 1997 2013
Ties: 1910, 1912, 1913, 1962, 1964, 2016
Feb 1994–Jan 1998
48-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
43rd Coolest Coolest since: 1997 1905
79th Warmest Warmest since: 1996 1934, 2002, 2019
Ties: 1912, 1954, 1977, 1985, 1996
Feb 1993–Jan 1998
60-Month
51.2°F
(10.7°C)
51.6°F
(10.9°C)
-0.4°F
(-0.2°C)
31st Coolest Coolest since: 1997 1906
90th Warmest Warmest since: 1996 1935, 2003
Ties: 1910, 1912, 1913, 1927, 1969, 1977, 1984

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 18, 2019 from https://www.ncdc.noaa.gov/cag/