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


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 2010

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 2010
1-Month
67.5°F
(19.7°C)
65.1°F
(18.4°C)
2.4°F
(1.3°C)
100th Coolest Coolest since: 2009 1917, 1924
26th Warmest Warmest since: 2007 2018
Apr–May 2010
2-Month
64.4°F
(18.0°C)
60.1°F
(15.6°C)
4.3°F
(2.4°C)
121st Coolest Coolest since: 2009 1907
5th Warmest Warmest since: 2001 1896
Ties: 2001
Mar–May 2010
3-Month
58.6°F
(14.8°C)
55.0°F
(12.8°C)
3.6°F
(2.0°C)
119th Coolest Coolest since: 2009 1960
7th Warmest Warmest since: 2007 2012
Feb–May 2010
4-Month
51.6°F
(10.9°C)
50.0°F
(10.0°C)
1.6°F
(0.9°C)
95th Coolest Coolest since: 2008 1978
31st Warmest Warmest since: 2009 2012
Ties: 1918, 1922, 1957, 1959, 2005
Jan–May 2010
5-Month
46.8°F
(8.2°C)
46.2°F
(7.9°C)
0.6°F
(0.3°C)
76th Coolest Coolest since: 2008 1978
50th Warmest Warmest since: 2009 2012
Ties: 1950, 1957, 1981, 1995
Dec 2009–May 2010
6-Month
44.6°F
(7.0°C)
44.3°F
(6.8°C)
0.3°F
(0.2°C)
68th Coolest Coolest since: 2008 1978
57th Warmest Warmest since: 2009 2012
Ties: 1898
Nov 2009–May 2010
7-Month
45.4°F
(7.4°C)
44.3°F
(6.8°C)
1.1°F
(0.6°C)
90th Coolest Coolest since: 2009 1978
35th Warmest Warmest since: 2007 2012
Ties: 1935, 1957
Oct 2009–May 2010
8-Month
46.4°F
(8.0°C)
46.0°F
(7.8°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 2009 1978
50th Warmest Warmest since: 2008 2012
Ties: 1896, 1909, 2008, 2011, 2013
Sep 2009–May 2010
9-Month
48.9°F
(9.4°C)
48.6°F
(9.2°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 2009 1978
51st Warmest Warmest since: 2009 2012
Ties: 1903, 1908, 1967, 1981, 1985, 1990, 2009, 2011
Aug 2009–May 2010
10-Month
51.4°F
(10.8°C)
51.3°F
(10.7°C)
0.1°F
(0.1°C)
58th Coolest Coolest since: 2009 1978
67th Warmest Warmest since: 2009 2012
Ties: 1907, 1988, 1989, 2009
Jul 2009–May 2010
11-Month
53.4°F
(11.9°C)
53.7°F
(12.1°C)
-0.3°F
(-0.2°C)
42nd Coolest Coolest since: 2001 1918
83rd Warmest Warmest since: 2009 2012
Ties: 1913, 1928, 1930, 1962, 1966
Jun 2009–May 2010
12-Month
55.3°F
(12.9°C)
55.4°F
(13.0°C)
-0.1°F
(-0.1°C)
51st Coolest Coolest since: 2001 1904, 1918
74th Warmest Warmest since: 2009 2012
Ties: 1900, 1908, 1910, 1911, 1943
Dec 2008–May 2010
18-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
69th Coolest Coolest since: 2009 1979
55th Warmest Warmest since: 2008 2017
Ties: 1910, 1920, 1926, 1949, 1981, 1990
Jun 2008–May 2010
24-Month
55.5°F
(13.1°C)
55.4°F
(13.0°C)
0.1°F
(0.1°C)
71st Coolest Coolest since: 1998 1905, 1978
53rd Warmest Warmest since: 2009 2017
Ties: 1898, 1901, 1909, 1910, 1936, 1944, 1947, 1990, 1993, 1995
Jun 2007–May 2010
36-Month
55.8°F
(13.2°C)
55.4°F
(13.0°C)
0.4°F
(0.2°C)
81st Coolest Coolest since: 2003 1979
42nd Warmest Warmest since: 2009 2018
Ties: 1924, 1941, 1942, 1950, 2003, 2011
Jun 2006–May 2010
48-Month
56.0°F
(13.3°C)
55.3°F
(12.9°C)
0.7°F
(0.4°C)
91st Coolest Coolest since: 2004 1980
31st Warmest Warmest since: 2009 2019
Ties: 1938, 1939, 1944, 1988, 1989, 1991, 2004, 2011
Jun 2005–May 2010
60-Month
56.4°F
(13.6°C)
55.3°F
(12.9°C)
1.1°F
(0.7°C)
103rd Coolest Coolest since: 2005 1979, 1980, 1981
18th Warmest Warmest since: 2009 1935, 2019
Ties: 2004, 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published May 2020, retrieved on May 31, 2020 from https://www.ncdc.noaa.gov/cag/