Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, May 2010

View Period (Months):
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 2010
1-Month
65.8°F
(18.8°C)
63.2°F
(17.3°C)
2.6°F
(1.5°C)
101st Coolest
Coolest since:
1924
28th Warmest
Warmest since:
2018
Ties: 2001
Apr–May 2010
2-Month
63.0°F
(17.2°C)
58.1°F
(14.5°C)
4.9°F
(2.7°C)
125th Coolest
Coolest since:
1907
4th Warmest
Warmest since:
1896
Mar–May 2010
3-Month
57.0°F
(13.9°C)
52.6°F
(11.4°C)
4.4°F
(2.5°C)
125th Coolest
Coolest since:
1960
4th Warmest
Warmest since:
2012
Ties: 2007
Feb–May 2010
4-Month
49.4°F
(9.7°C)
47.2°F
(8.4°C)
2.2°F
(1.3°C)
104th Coolest
Coolest since:
1978
25th Warmest
Warmest since:
2012
Ties: 1896
Jan–May 2010
5-Month
44.3°F
(6.8°C)
43.4°F
(6.3°C)
0.9°F
(0.5°C)
84th Coolest
Coolest since:
1978
45th Warmest
Warmest since:
2012
Ties: 1898, 1908, 2009, 2011
Dec 2009–May 2010
6-Month
42.1°F
(5.6°C)
41.4°F
(5.2°C)
0.7°F
(0.4°C)
75th Coolest
Coolest since:
1978
53rd Warmest
Warmest since:
2012
Ties: 1967, 2018
Nov 2009–May 2010
7-Month
43.0°F
(6.1°C)
41.5°F
(5.3°C)
1.5°F
(0.8°C)
98th Coolest
Coolest since:
1978
30th Warmest
Warmest since:
2012
Ties: 1939, 2020, 2021
Oct 2009–May 2010
8-Month
44.1°F
(6.7°C)
43.3°F
(6.3°C)
0.8°F
(0.4°C)
82nd Coolest
Coolest since:
1978
46th Warmest
Warmest since:
2012
Ties: 1898
Sep 2009–May 2010
9-Month
46.6°F
(8.1°C)
46.0°F
(7.8°C)
0.6°F
(0.3°C)
80th Coolest
Coolest since:
1978
48th Warmest
Warmest since:
2012
Ties: 1903, 1914, 1990
Aug 2009–May 2010
10-Month
49.2°F
(9.6°C)
48.8°F
(9.3°C)
0.4°F
(0.3°C)
71st Coolest
Coolest since:
1978
57th Warmest
Warmest since:
2012
Ties: 1903, 1923, 1933, 1964
Jul 2009–May 2010
11-Month
51.2°F
(10.7°C)
51.3°F
(10.7°C)
-0.1°F
(0.0°C)
50th Coolest
Coolest since:
1904
78th Warmest
Warmest since:
2012
Ties: 1913, 1965, 1973
Jun 2009–May 2010
12-Month
53.2°F
(11.8°C)
53.1°F
(11.7°C)
0.1°F
(0.1°C)
60th Coolest
Coolest since:
1904
68th Warmest
Warmest since:
2012
Ties: 1900, 1903
Dec 2008–May 2010
18-Month
49.4°F
(9.7°C)
49.1°F
(9.5°C)
0.3°F
(0.2°C)
69th Coolest
Coolest since:
1979
58th Warmest
Warmest since:
2017
Ties: 1920, 1973
Jun 2008–May 2010
24-Month
53.3°F
(11.8°C)
53.1°F
(11.7°C)
0.2°F
(0.1°C)
70th Coolest
Coolest since:
1905, 1978
57th Warmest
Warmest since:
2017
Ties: 1976
Jun 2007–May 2010
36-Month
53.5°F
(11.9°C)
53.0°F
(11.7°C)
0.5°F
(0.2°C)
79th Coolest
Coolest since:
1979
47th Warmest
Warmest since:
2018
Ties: 1924, 1936, 1937, 1941, 1946, 1990
Jun 2006–May 2010
48-Month
53.7°F
(12.1°C)
53.0°F
(11.7°C)
0.7°F
(0.4°C)
87th Coolest
Coolest since:
1980
38th Warmest
Warmest since:
2019
Ties: 1937, 1945, 2011
Jun 2005–May 2010
60-Month
54.1°F
(12.3°C)
53.0°F
(11.7°C)
1.1°F
(0.6°C)
106th Coolest
Coolest since:
1981
18th Warmest
Warmest since:
2020
Ties: 1991, 1992, 2004

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