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 December 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, August 2010

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 2010
1-Month
76.8°F
(24.9°C)
73.4°F
(23.0°C)
3.4°F
(1.9°C)
114th Coolest Coolest since: 2009 1915
13th Warmest Warmest since: 2007 1947
Jul–Aug 2010
2-Month
77.2°F
(25.1°C)
74.5°F
(23.6°C)
2.7°F
(1.5°C)
114th Coolest Coolest since: 2009 1915
13th Warmest Warmest since: 1995 1936
Jun–Aug 2010
3-Month
76.4°F
(24.7°C)
73.4°F
(23.0°C)
3.0°F
(1.7°C)
122nd Coolest Coolest since: 2009 1915
5th Warmest Warmest since: 1988 1936
Ties: 1988
May–Aug 2010
4-Month
73.4°F
(23.0°C)
70.6°F
(21.4°C)
2.8°F
(1.6°C)
120th Coolest Coolest since: 2009 1915
7th Warmest Warmest since: 1991 1934, 1936
Ties: 1988
Apr–Aug 2010
5-Month
70.5°F
(21.4°C)
66.8°F
(19.3°C)
3.7°F
(2.1°C)
125th Coolest Coolest since: 2009 1907
2nd Warmest Warmest since: 1934 1934
Mar–Aug 2010
6-Month
66.0°F
(18.9°C)
62.3°F
(16.8°C)
3.7°F
(2.1°C)
125th Coolest Coolest since: 2009 1904, 1950, 1960
2nd Warmest Warmest to Date 2012
Feb–Aug 2010
7-Month
60.3°F
(15.7°C)
57.6°F
(14.2°C)
2.7°F
(1.5°C)
121st Coolest Coolest since: 2009 1904
6th Warmest Warmest since: 1998 2012
Ties: 1938, 2016, 2017
Jan–Aug 2010
8-Month
55.4°F
(13.0°C)
53.5°F
(11.9°C)
1.9°F
(1.1°C)
109th Coolest Coolest since: 2009 1904, 1912
18th Warmest Warmest since: 2006 2012
Ties: 1911, 1932
Dec 2009–Aug 2010
9-Month
52.5°F
(11.4°C)
50.9°F
(10.5°C)
1.6°F
(0.9°C)
102nd Coolest Coolest since: 2009 1904
24th Warmest Warmest since: 2007 2012
Ties: 1995
Nov 2009–Aug 2010
10-Month
52.0°F
(11.1°C)
49.9°F
(9.9°C)
2.1°F
(1.2°C)
110th Coolest Coolest since: 2009 1904
16th Warmest Warmest since: 2007 2012
Ties: 1983
Oct 2009–Aug 2010
11-Month
51.8°F
(11.0°C)
50.3°F
(10.2°C)
1.5°F
(0.8°C)
105th Coolest Coolest since: 2009 1904
21st Warmest Warmest since: 2007 2012
Ties: 1939, 1976
Sep 2009–Aug 2010
12-Month
53.0°F
(11.7°C)
51.7°F
(10.9°C)
1.3°F
(0.8°C)
103rd Coolest Coolest since: 2009 1904
23rd Warmest Warmest since: 2007 2012
Mar 2009–Aug 2010
18-Month
56.0°F
(13.3°C)
55.2°F
(12.9°C)
0.8°F
(0.4°C)
89th Coolest Coolest since: 2009 1904
37th Warmest Warmest since: 2008 2012
Ties: 1974
Sep 2008–Aug 2010
24-Month
52.1°F
(11.2°C)
51.7°F
(10.9°C)
0.4°F
(0.3°C)
86th Coolest Coolest since: 2009 1905
39th Warmest Warmest since: 2008 2017
Ties: 1938, 1957, 1973, 1974, 1998
Sep 2007–Aug 2010
36-Month
52.0°F
(11.1°C)
51.6°F
(10.9°C)
0.4°F
(0.2°C)
77th Coolest Coolest since: 1998 1979
47th Warmest Warmest since: 2009 2018
Sep 2006–Aug 2010
48-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
89th Coolest Coolest since: 2004 1905
34th Warmest Warmest since: 2009 2019
Ties: 1941, 1944, 2004
Sep 2005–Aug 2010
60-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
106th Coolest Coolest since: 2005 1906
16th Warmest Warmest since: 2009 2020
Ties: 1956, 2001, 2005, 2016, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 15, 2021 from https://www.ncdc.noaa.gov/cag/