Climate at a Glance

Divisional 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 2019. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 2013

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 2013
1-Month
65.8°F
(18.8°C)
65.1°F
(18.4°C)
0.7°F
(0.4°C)
67th Coolest Coolest since: 2011 1917, 1924
59th Warmest Warmest since: 2012 2018
Ties: 1898
Apr–May 2013
2-Month
60.1°F
(15.6°C)
60.2°F
(15.7°C)
-0.1°F
(-0.1°C)
49th Coolest Coolest since: 2008 1907
77th Warmest Warmest since: 2012 1896
Ties: 1913
Mar–May 2013
3-Month
53.2°F
(11.8°C)
55.0°F
(12.8°C)
-1.8°F
(-1.0°C)
27th Coolest Coolest since: 1996 1960
99th Warmest Warmest since: 2012 2012
Ties: 1978
Feb–May 2013
4-Month
48.9°F
(9.4°C)
49.9°F
(9.9°C)
-1.0°F
(-0.5°C)
40th Coolest Coolest since: 2008 1978
86th Warmest Warmest since: 2012 2012
Ties: 1905
Jan–May 2013
5-Month
46.1°F
(7.8°C)
46.1°F
(7.8°C)
0.0°F
(0.0°C)
56th Coolest Coolest since: 2008 1978
70th Warmest Warmest since: 2012 2012
Ties: 1962
Dec 2012–May 2013
6-Month
45.3°F
(7.4°C)
44.2°F
(6.8°C)
1.1°F
(0.6°C)
82nd Coolest Coolest since: 2011 1978
43rd Warmest Warmest since: 2012 2012
Ties: 1934
Nov 2012–May 2013
7-Month
45.1°F
(7.3°C)
44.3°F
(6.8°C)
0.8°F
(0.5°C)
82nd Coolest Coolest since: 2011 1978
43rd Warmest Warmest since: 2012 2012
Ties: 1909, 2019
Oct 2012–May 2013
8-Month
46.4°F
(8.0°C)
45.9°F
(7.7°C)
0.5°F
(0.3°C)
75th Coolest Coolest since: 2011 1978
50th Warmest Warmest since: 2012 2012
Ties: 1896, 1909, 2008, 2010, 2011
Sep 2012–May 2013
9-Month
48.8°F
(9.3°C)
48.6°F
(9.2°C)
0.2°F
(0.1°C)
65th Coolest Coolest since: 2003 1978
60th Warmest Warmest since: 2012 2012
Aug 2012–May 2013
10-Month
51.6°F
(10.9°C)
51.3°F
(10.7°C)
0.3°F
(0.2°C)
72nd Coolest Coolest since: 2010 1978
53rd Warmest Warmest since: 2012 2012
Ties: 1931, 1950, 1985, 1990
Jul 2012–May 2013
11-Month
54.6°F
(12.6°C)
53.7°F
(12.1°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 2011 1918
35th Warmest Warmest since: 2012 2012
Ties: 1946, 1953, 2011
Jun 2012–May 2013
12-Month
56.3°F
(13.5°C)
55.4°F
(13.0°C)
0.9°F
(0.5°C)
91st Coolest Coolest since: 2010 1904, 1918
34th Warmest Warmest since: 2012 2012
Ties: 1898, 1976, 2005
Dec 2011–May 2013
18-Month
54.6°F
(12.6°C)
51.7°F
(10.9°C)
2.9°F
(1.7°C)
122nd Coolest Coolest since: 2012 1979
2nd Warmest Warmest since: 2012 2017
Ties: 2012
Jun 2011–May 2013
24-Month
58.0°F
(14.4°C)
55.3°F
(12.9°C)
2.7°F
(1.5°C)
121st Coolest Coolest since: 2011 1905, 1978
3rd Warmest Warmest since: 2012 2017
Jun 2010–May 2013
36-Month
57.6°F
(14.2°C)
55.4°F
(13.0°C)
2.2°F
(1.2°C)
121st Coolest Coolest since: 2012 1979
2nd Warmest Warmest to Date 2018
Jun 2009–May 2013
48-Month
57.0°F
(13.9°C)
55.3°F
(12.9°C)
1.7°F
(1.0°C)
118th Coolest Coolest since: 2012 1980
4th Warmest Warmest since: 1935 2019
Ties: 1934
Jun 2008–May 2013
60-Month
56.7°F
(13.7°C)
55.3°F
(12.9°C)
1.4°F
(0.8°C)
115th Coolest Coolest since: 2012 1979, 1980, 1981
6th Warmest Warmest since: 2012 1935, 2019
Ties: 2006, 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/