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 August 2022. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, July 2011

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 2011
1-Month
79.9°F
(26.6°C)
75.6°F
(24.2°C)
4.3°F
(2.4°C)
123rd Coolest Coolest since: 2010 2009, 2014
6th Warmest Warmest since: 1936 1936
Jun–Jul 2011
2-Month
76.4°F
(24.7°C)
73.5°F
(23.1°C)
2.9°F
(1.6°C)
118th Coolest Coolest since: 2010 1915
11th Warmest Warmest since: 1954 1934
Ties: 1953
May–Jul 2011
3-Month
71.6°F
(22.0°C)
69.7°F
(20.9°C)
1.9°F
(1.1°C)
109th Coolest Coolest since: 2009 1924
20th Warmest Warmest since: 2010 1934
Ties: 1896, 1941, 1986, 1999
Apr–Jul 2011
4-Month
67.0°F
(19.4°C)
65.1°F
(18.4°C)
1.9°F
(1.0°C)
111th Coolest Coolest since: 2009 1907
18th Warmest Warmest since: 2010 1934
Ties: 2001, 2006
Mar–Jul 2011
5-Month
61.9°F
(16.6°C)
60.1°F
(15.6°C)
1.8°F
(1.0°C)
115th Coolest Coolest since: 2009 1960
14th Warmest Warmest since: 2010 2012
Ties: 1955, 2006
Feb–Jul 2011
6-Month
56.6°F
(13.7°C)
54.9°F
(12.7°C)
1.7°F
(1.0°C)
106th Coolest Coolest since: 2009 1947
23rd Warmest Warmest since: 2010 2012
Ties: 1953, 1955
Jan–Jul 2011
7-Month
51.8°F
(11.0°C)
50.7°F
(10.4°C)
1.1°F
(0.6°C)
89th Coolest Coolest since: 2009 1912
40th Warmest Warmest since: 2010 2012
Ties: 2004
Dec 2010–Jul 2011
8-Month
48.3°F
(9.1°C)
48.0°F
(8.9°C)
0.3°F
(0.2°C)
70th Coolest Coolest since: 2009 1904
58th Warmest Warmest since: 2010 2012
Ties: 1898
Nov 2010–Jul 2011
9-Month
47.8°F
(8.8°C)
47.3°F
(8.5°C)
0.5°F
(0.3°C)
78th Coolest Coolest since: 2009 1904
50th Warmest Warmest since: 2010 2012
Ties: 1944, 2013
Oct 2010–Jul 2011
10-Month
48.7°F
(9.3°C)
48.0°F
(8.9°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 2009 1904
46th Warmest Warmest since: 2010 2012
Ties: 1952, 1972, 1990
Sep 2010–Jul 2011
11-Month
50.4°F
(10.2°C)
49.7°F
(9.8°C)
0.7°F
(0.4°C)
84th Coolest Coolest since: 2009 1904
44th Warmest Warmest since: 2010 2012
Ties: 1911, 1933
Aug 2010–Jul 2011
12-Month
52.6°F
(11.4°C)
51.7°F
(10.9°C)
0.9°F
(0.5°C)
95th Coolest Coolest since: 2010 1904
33rd Warmest Warmest since: 2007 2012
Ties: 1901, 1941, 1957, 1983
Feb 2010–Jul 2011
18-Month
54.2°F
(12.3°C)
52.7°F
(11.5°C)
1.5°F
(0.8°C)
105th Coolest Coolest since: 2010 1918
23rd Warmest Warmest since: 2006 2012
Aug 2009–Jul 2011
24-Month
52.5°F
(11.4°C)
51.6°F
(10.9°C)
0.9°F
(0.5°C)
96th Coolest Coolest since: 2010 1905
31st Warmest Warmest since: 2008 2017
Ties: 1914, 2001
Aug 2008–Jul 2011
36-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 2010 1979
47th Warmest Warmest since: 2010 2018
Ties: 2010
Aug 2007–Jul 2011
48-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
85th Coolest Coolest since: 1999 1905, 1980
40th Warmest Warmest since: 2010 2019
Ties: 1940, 1987, 1999
Aug 2006–Jul 2011
60-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
89th Coolest Coolest since: 1999 1906
35th Warmest Warmest since: 2010 2020
Ties: 1932, 1941, 1943, 1958, 1987, 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on September 30, 2022 from https://www.ncdc.noaa.gov/cag/