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 2012

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 2012
1-Month
73.6°F
(23.1°C)
73.4°F
(23.0°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 2009 1915
60th Warmest Warmest since: 2011 1947
Ties: 1925, 1949, 1958
Jul–Aug 2012
2-Month
77.7°F
(25.4°C)
74.5°F
(23.6°C)
3.2°F
(1.8°C)
119th Coolest Coolest since: 2011 1915
8th Warmest Warmest since: 1988 1936
Ties: 1934
Jun–Aug 2012
3-Month
76.0°F
(24.4°C)
73.5°F
(23.1°C)
2.5°F
(1.3°C)
116th Coolest Coolest since: 2011 1915
11th Warmest Warmest since: 2010 1936
May–Aug 2012
4-Month
74.0°F
(23.3°C)
70.6°F
(21.4°C)
3.4°F
(1.9°C)
124th Coolest Coolest since: 2011 1915
3rd Warmest Warmest since: 1936 1934, 1936
Apr–Aug 2012
5-Month
70.1°F
(21.2°C)
66.8°F
(19.3°C)
3.3°F
(1.9°C)
124th Coolest Coolest since: 2011 1907
3rd Warmest Warmest since: 2010 1934
Ties: 1991
Mar–Aug 2012
6-Month
67.7°F
(19.8°C)
62.3°F
(16.8°C)
5.4°F
(3.0°C)
126th Coolest Coolest since: 2011 1904, 1950, 1960
1st Warmest Warmest to Date 2012
Feb–Aug 2012
7-Month
63.1°F
(17.3°C)
57.5°F
(14.2°C)
5.6°F
(3.1°C)
126th Coolest Coolest since: 2011 1904
1st Warmest Warmest to Date 2012
Jan–Aug 2012
8-Month
59.2°F
(15.1°C)
53.5°F
(11.9°C)
5.7°F
(3.2°C)
126th Coolest Coolest since: 2011 1904, 1912
1st Warmest Warmest to Date 2012
Dec 2011–Aug 2012
9-Month
56.6°F
(13.7°C)
50.8°F
(10.4°C)
5.8°F
(3.3°C)
125th Coolest Coolest since: 2011 1904
1st Warmest Warmest to Date 2012
Nov 2011–Aug 2012
10-Month
55.6°F
(13.1°C)
49.9°F
(9.9°C)
5.7°F
(3.2°C)
125th Coolest Coolest since: 2011 1904
1st Warmest Warmest to Date 2012
Oct 2011–Aug 2012
11-Month
55.5°F
(13.1°C)
50.3°F
(10.2°C)
5.2°F
(2.9°C)
125th Coolest Coolest since: 2011 1904
1st Warmest Warmest to Date 2012
Sep 2011–Aug 2012
12-Month
56.2°F
(13.4°C)
51.6°F
(10.9°C)
4.6°F
(2.5°C)
125th Coolest Coolest since: 2011 1904
1st Warmest Warmest to Date 2012
Mar 2011–Aug 2012
18-Month
58.8°F
(14.9°C)
55.2°F
(12.9°C)
3.6°F
(2.0°C)
125th Coolest Coolest since: 2011 1904
1st Warmest Warmest to Date 2012
Sep 2010–Aug 2012
24-Month
54.3°F
(12.4°C)
51.6°F
(10.9°C)
2.7°F
(1.5°C)
123rd Coolest Coolest since: 2011 1905
2nd Warmest Warmest to Date 2017
Sep 2009–Aug 2012
36-Month
53.9°F
(12.2°C)
51.7°F
(10.9°C)
2.2°F
(1.3°C)
121st Coolest Coolest since: 2011 1979
3rd Warmest Warmest since: 2000 2018
Sep 2008–Aug 2012
48-Month
53.2°F
(11.8°C)
51.6°F
(10.9°C)
1.6°F
(0.9°C)
113th Coolest Coolest since: 2011 1905
10th Warmest Warmest since: 2008 2019
Ties: 1935
Sep 2007–Aug 2012
60-Month
52.9°F
(11.6°C)
51.5°F
(10.8°C)
1.4°F
(0.8°C)
112th Coolest Coolest since: 2011 1906
10th Warmest Warmest since: 2009 2020
Ties: 1957, 2009, 2013

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 26, 2021 from https://www.ncdc.noaa.gov/cag/