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


Illinois, Climate Division 5. East

Average Temperature Rankings, May 2009

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 2009
1-Month
61.9°F
(16.6°C)
61.0°F
(16.1°C)
0.9°F
(0.5°C)
72nd Coolest Coolest since: 2008 1907
57th Warmest Warmest since: 2007 2018
Ties: 1899
Apr–May 2009
2-Month
56.0°F
(13.3°C)
55.5°F
(13.1°C)
0.5°F
(0.2°C)
70th Coolest Coolest since: 2008 1907
59th Warmest Warmest since: 2007 1977
Ties: 1932, 1938, 1949, 1974
Mar–May 2009
3-Month
51.4°F
(10.8°C)
49.7°F
(9.8°C)
1.7°F
(1.0°C)
99th Coolest Coolest since: 2008 1960
30th Warmest Warmest since: 2007 2012
Ties: 1963, 1988
Feb–May 2009
4-Month
46.2°F
(7.9°C)
44.2°F
(6.8°C)
2.0°F
(1.1°C)
98th Coolest Coolest since: 2008 1978
31st Warmest Warmest since: 2006 2012
Jan–May 2009
5-Month
40.6°F
(4.8°C)
40.1°F
(4.5°C)
0.5°F
(0.3°C)
74th Coolest Coolest since: 2008 1978
55th Warmest Warmest since: 2007 2012
Ties: 1903, 1934, 1995, 2013, 2018
Dec 2008–May 2009
6-Month
38.0°F
(3.3°C)
38.1°F
(3.4°C)
-0.1°F
(-0.1°C)
56th Coolest Coolest since: 2008 1978
72nd Warmest Warmest since: 2007 2012
Ties: 1903
Nov 2008–May 2009
7-Month
38.3°F
(3.5°C)
38.3°F
(3.5°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 2008 1904
73rd Warmest Warmest since: 2007 2012
Ties: 1911, 1913, 2019
Oct 2008–May 2009
8-Month
40.2°F
(4.6°C)
40.2°F
(4.6°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 2003 1904
74th Warmest Warmest since: 2008 2012
Ties: 1913, 1927, 2019
Sep 2008–May 2009
9-Month
43.1°F
(6.2°C)
43.0°F
(6.1°C)
0.1°F
(0.1°C)
68th Coolest Coolest since: 2003 1904
60th Warmest Warmest since: 2008 2012
Ties: 1903, 1911, 1913, 1945, 1947, 2001, 2011
Aug 2008–May 2009
10-Month
45.9°F
(7.7°C)
45.9°F
(7.7°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1997 1904
71st Warmest Warmest since: 2008 2012
Ties: 1923, 1925, 1961
Jul 2008–May 2009
11-Month
48.4°F
(9.1°C)
48.5°F
(9.2°C)
-0.1°F
(-0.1°C)
56th Coolest Coolest since: 1997 1904
72nd Warmest Warmest since: 2008 2012
Ties: 1911, 1915, 1923
Jun 2008–May 2009
12-Month
50.4°F
(10.2°C)
50.3°F
(10.2°C)
0.1°F
(0.0°C)
62nd Coolest Coolest since: 2001 1904
66th Warmest Warmest since: 2008 2012
Ties: 1946
Dec 2007–May 2009
18-Month
46.1°F
(7.8°C)
46.2°F
(7.9°C)
-0.1°F
(-0.1°C)
55th Coolest Coolest since: 1997 1905
72nd Warmest Warmest since: 2008 2017
Ties: 1941, 1948
Jun 2007–May 2009
24-Month
50.8°F
(10.4°C)
50.3°F
(10.2°C)
0.5°F
(0.2°C)
79th Coolest Coolest since: 1998 1905
48th Warmest Warmest since: 2008 2017
Ties: 1943, 1972, 1975, 1976, 1985, 1998
Jun 2006–May 2009
36-Month
51.1°F
(10.6°C)
50.3°F
(10.2°C)
0.8°F
(0.4°C)
88th Coolest Coolest since: 1998 1905, 1906
38th Warmest Warmest since: 2008 2018
Ties: 1950, 1976, 1990
Jun 2005–May 2009
48-Month
51.7°F
(10.9°C)
50.3°F
(10.2°C)
1.4°F
(0.7°C)
109th Coolest Coolest since: 2005 1905
16th Warmest Warmest since: 2008 2019
Ties: 1957, 2022
Jun 2004–May 2009
60-Month
51.6°F
(10.9°C)
50.2°F
(10.1°C)
1.4°F
(0.8°C)
110th Coolest Coolest since: 2005 1905, 1906, 1908
14th Warmest Warmest since: 2008 2020
Ties: 1991, 2001, 2004, 2022

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, Average Temperature, published September 2022, retrieved on October 2, 2022 from https://www.ncdc.noaa.gov/cag/