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 March 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 2011

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 2011
1-Month
65.0°F
(18.3°C)
65.1°F
(18.4°C)
-0.1°F
(-0.1°C)
56th Coolest Coolest since: 2008 1917, 1924
71st Warmest Warmest since: 2010 2018
Ties: 1980
Apr–May 2011
2-Month
62.0°F
(16.7°C)
60.1°F
(15.6°C)
1.9°F
(1.1°C)
98th Coolest Coolest since: 2009 1907
29th Warmest Warmest since: 2010 1896
Mar–May 2011
3-Month
56.8°F
(13.8°C)
55.0°F
(12.8°C)
1.8°F
(1.0°C)
98th Coolest Coolest since: 2009 1960
29th Warmest Warmest since: 2010 2012
Ties: 1945
Feb–May 2011
4-Month
51.7°F
(10.9°C)
49.9°F
(9.9°C)
1.8°F
(1.0°C)
99th Coolest Coolest since: 2010 1978
28th Warmest Warmest since: 2009 2012
Ties: 1953, 2007
Jan–May 2011
5-Month
47.0°F
(8.3°C)
46.1°F
(7.8°C)
0.9°F
(0.5°C)
80th Coolest Coolest since: 2010 1978
47th Warmest Warmest since: 2009 2012
Ties: 1959
Dec 2010–May 2011
6-Month
44.1°F
(6.7°C)
44.3°F
(6.8°C)
-0.2°F
(-0.1°C)
54th Coolest Coolest since: 2008 1978
72nd Warmest Warmest since: 2010 2012
Ties: 1937, 1959
Nov 2010–May 2011
7-Month
44.5°F
(6.9°C)
44.3°F
(6.8°C)
0.2°F
(0.1°C)
59th Coolest Coolest since: 2008 1978
67th Warmest Warmest since: 2010 2012
Ties: 1898, 1916, 1930, 1952
Oct 2010–May 2011
8-Month
46.4°F
(8.0°C)
46.0°F
(7.8°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 2010 1978
51st Warmest Warmest since: 2010 2012
Ties: 1896, 1909, 2008, 2010, 2013
Sep 2010–May 2011
9-Month
48.9°F
(9.4°C)
48.5°F
(9.2°C)
0.4°F
(0.2°C)
74th Coolest Coolest since: 2010 1978
52nd Warmest Warmest since: 2010 2012
Ties: 1903, 1908, 1967, 1981, 1985, 1990, 2009, 2010
Aug 2010–May 2011
10-Month
52.0°F
(11.1°C)
51.3°F
(10.7°C)
0.7°F
(0.4°C)
84th Coolest Coolest since: 2010 1978
42nd Warmest Warmest since: 2008 2012
Ties: 1909, 1937, 1953, 2018
Jul 2010–May 2011
11-Month
54.6°F
(12.6°C)
53.7°F
(12.1°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 2010 1918
36th Warmest Warmest since: 2008 2012
Ties: 1946, 1953, 2013
Jun 2010–May 2011
12-Month
56.6°F
(13.7°C)
55.4°F
(13.0°C)
1.2°F
(0.7°C)
101st Coolest Coolest since: 2010 1904, 1918
25th Warmest Warmest since: 2007 2012
Ties: 1937, 2019
Dec 2009–May 2011
18-Month
52.6°F
(11.4°C)
51.7°F
(10.9°C)
0.9°F
(0.5°C)
96th Coolest Coolest since: 2010 1979
29th Warmest Warmest since: 2008 2017
Ties: 2003
Jun 2009–May 2011
24-Month
56.0°F
(13.3°C)
55.4°F
(13.0°C)
0.6°F
(0.3°C)
90th Coolest Coolest since: 2010 1905, 1978
35th Warmest Warmest since: 2009 2017
Ties: 2009
Jun 2008–May 2011
36-Month
55.8°F
(13.2°C)
55.3°F
(12.9°C)
0.5°F
(0.3°C)
81st Coolest Coolest since: 2010 1979
43rd Warmest Warmest since: 2010 2018
Ties: 1924, 1941, 1942, 1950, 2003, 2010
Jun 2007–May 2011
48-Month
56.0°F
(13.3°C)
55.4°F
(13.0°C)
0.6°F
(0.3°C)
91st Coolest Coolest since: 2010 1980
32nd Warmest Warmest since: 2010 2019
Ties: 1938, 1939, 1944, 1988, 1989, 1991, 2004, 2010
Jun 2006–May 2011
60-Month
56.1°F
(13.4°C)
55.3°F
(12.9°C)
0.8°F
(0.5°C)
91st Coolest Coolest since: 2005 1979, 1980, 1981
31st Warmest Warmest since: 2010 2020
Ties: 1933, 1937, 1941, 1955, 1991, 2005

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published April 2021, retrieved on April 19, 2021 from https://www.ncdc.noaa.gov/cag/