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 January 1895. For more information, please see Climatological Rankings.


Illinois, Climate Division 9. Southeast

Average Temperature Rankings, May 2009

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  • Record Warmest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Warmest/Coolest
Since
Record
May 2009
1-Month
65.6°F
(18.7°C)
65.0°F
(18.3°C)
0.6°F
(0.4°C)
65ᵗʰ Coolest Coolest since: 2008 1924
60ᵗʰ Warmest Warmest since: 2007 2018
Ties: 1932
Apr–May 2009
2-Month
60.6°F
(15.9°C)
60.1°F
(15.6°C)
0.5°F
(0.3°C)
62ⁿᵈ Coolest Coolest since: 2008 1907
63ʳᵈ Warmest Warmest since: 2007 1896
Mar–May 2009
3-Month
56.7°F
(13.7°C)
55.1°F
(12.8°C)
1.6°F
(0.9°C)
91ˢᵗ Coolest Coolest since: 2008 1960
34ᵗʰ Warmest Warmest since: 2007 2012
Ties: 1942, 2011
Feb–May 2009
4-Month
52.0°F
(11.1°C)
50.0°F
(10.0°C)
2.0°F
(1.1°C)
103ʳᵈ Coolest Coolest since: 2008 1978
22ⁿᵈ Warmest Warmest since: 2004 2012
Ties: 1911, 2001
Jan–May 2009
5-Month
47.3°F
(8.5°C)
46.3°F
(7.9°C)
1.0°F
(0.6°C)
82ⁿᵈ Coolest Coolest since: 2008 1978
43ʳᵈ Warmest Warmest since: 2007 2012
Ties: 1903, 1919
Dec 2008–May 2009
6-Month
45.0°F
(7.2°C)
44.3°F
(6.8°C)
0.7°F
(0.4°C)
76ᵗʰ Coolest Coolest since: 2008 1978
48ᵗʰ Warmest Warmest since: 2007 2012
Ties: 1909
Nov 2008–May 2009
7-Month
44.8°F
(7.1°C)
44.4°F
(6.9°C)
0.4°F
(0.2°C)
67ᵗʰ Coolest Coolest since: 2008 1978
57ᵗʰ Warmest Warmest since: 2007 2012
Ties: 1990
Oct 2008–May 2009
8-Month
46.4°F
(8.0°C)
46.1°F
(7.8°C)
0.3°F
(0.2°C)
69ᵗʰ Coolest Coolest since: 2003 1978
55ᵗʰ Warmest Warmest since: 2008 2012
Ties: 1896, 1908, 1930, 1952, 2011, 2013
Sep 2008–May 2009
9-Month
49.1°F
(9.5°C)
48.7°F
(9.3°C)
0.4°F
(0.2°C)
74ᵗʰ Coolest Coolest since: 2003 1978
50ᵗʰ Warmest Warmest since: 2008 2017
Ties: 1964
Aug 2008–May 2009
10-Month
51.6°F
(10.9°C)
51.3°F
(10.7°C)
0.3°F
(0.2°C)
68ᵗʰ Coolest Coolest since: 2003 1978
56ᵗʰ Warmest Warmest since: 2008 2017
Ties: 1931, 1985, 2003
Jul 2008–May 2009
11-Month
53.9°F
(12.2°C)
53.8°F
(12.1°C)
0.1°F
(0.1°C)
65ᵗʰ Coolest Coolest since: 2001 1977
59ᵗʰ Warmest Warmest since: 2008 2012, 2017
Ties: 1908, 1915, 1948
Jun 2008–May 2009
12-Month
55.7°F
(13.2°C)
55.4°F
(13.0°C)
0.3°F
(0.2°C)
67ᵗʰ Coolest Coolest since: 2001 1977
57ᵗʰ Warmest Warmest since: 2008 2012, 2017
Ties: 1985, 1986
Dec 2007–May 2009
18-Month
51.8°F
(11.0°C)
51.7°F
(10.9°C)
0.1°F
(0.1°C)
60ᵗʰ Coolest Coolest since: 1997 1979
63ʳᵈ Warmest Warmest since: 2008 2017
Ties: 1908, 1937
Jun 2007–May 2009
24-Month
56.1°F
(13.4°C)
55.5°F
(13.1°C)
0.6°F
(0.3°C)
93ʳᵈ Coolest Coolest since: 2002 1978
30ᵗʰ Warmest Warmest since: 2008 2017
Ties: 1921, 1950, 1987, 1991
Jun 2006–May 2009
36-Month
56.2°F
(13.4°C)
55.4°F
(13.0°C)
0.8°F
(0.4°C)
96ᵗʰ Coolest Coolest since: 2005 1979
26ᵗʰ Warmest Warmest since: 2008 2018
Ties: 1921, 1944, 2005
Jun 2005–May 2009
48-Month
56.5°F
(13.6°C)
55.4°F
(13.0°C)
1.1°F
(0.6°C)
106ᵗʰ Coolest Coolest since: 2005 1980
15ᵗʰ Warmest Warmest since: 2008 1935
Ties: 1922, 1923, 2000, 2014
Jun 2004–May 2009
60-Month
56.5°F
(13.6°C)
55.4°F
(13.0°C)
1.1°F
(0.6°C)
108ᵗʰ Coolest Coolest since: 2005 1980, 1981
12ᵗʰ Warmest Warmest since: 2008 1935

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published December 2018, retrieved on December 17, 2018 from https://www.ncdc.noaa.gov/cag/