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 2013

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
May 2013
1-Month 		65.0°F
(18.3°C)		 63.2°F
(17.3°C)		 1.8°F
(1.0°C)		 89th Coolest
Coolest since:
 1924
40th Warmest
Warmest since:
 2018
Ties: 1950, 1953, 1985
Apr–May 2013
2-Month 		58.6°F
(14.8°C)		 58.0°F
(14.4°C)		 0.6°F
(0.4°C)		 66th Coolest
Coolest since:
 1907
63rd Warmest
Warmest since:
 1896
Mar–May 2013
3-Month 		51.0°F
(10.6°C)		 52.6°F
(11.4°C)		 -1.6°F
(-0.8°C)		 31st Coolest
Coolest since:
 1960
98th Warmest
Warmest since:
 2012
Ties: 1966
Feb–May 2013
4-Month 		46.4°F
(8.0°C)		 47.3°F
(8.5°C)		 -0.9°F
(-0.5°C)		 44th Coolest
Coolest since:
 1978
85th Warmest
Warmest since:
 2012
Ties: 1975
Jan–May 2013
5-Month 		43.3°F
(6.3°C)		 43.4°F
(6.3°C)		 -0.1°F
(0.0°C)		 57th Coolest
Coolest since:
 1978
72nd Warmest
Warmest since:
 2012
Ties: 1910, 1962
Dec 2012–May 2013
6-Month 		42.5°F
(5.8°C)		 41.4°F
(5.2°C)		 1.1°F
(0.6°C)		 86th Coolest
Coolest since:
 1978
42nd Warmest
Warmest since:
 2012
Ties: 1927, 1990
Nov 2012–May 2013
7-Month 		42.4°F
(5.8°C)		 41.5°F
(5.3°C)		 0.9°F
(0.5°C)		 83rd Coolest
Coolest since:
 1978
45th Warmest
Warmest since:
 2012
Ties: 1925, 1967, 2018
Oct 2012–May 2013
8-Month 		43.8°F
(6.6°C)		 43.3°F
(6.3°C)		 0.5°F
(0.3°C)		 79th Coolest
Coolest since:
 1978
49th Warmest
Warmest since:
 2012
Ties: 1933, 2008
Sep 2012–May 2013
9-Month 		46.2°F
(7.9°C)		 46.0°F
(7.8°C)		 0.2°F
(0.1°C)		 65th Coolest
Coolest since:
 1978
63rd Warmest
Warmest since:
 2012
Ties: 1916, 1962
Aug 2012–May 2013
10-Month 		49.0°F
(9.4°C)		 48.8°F
(9.3°C)		 0.2°F
(0.1°C)		 61st Coolest
Coolest since:
 1978
67th Warmest
Warmest since:
 2012
Ties: 2003
Jul 2012–May 2013
11-Month 		52.1°F
(11.2°C)		 51.3°F
(10.7°C)		 0.8°F
(0.5°C)		 87th Coolest
Coolest since:
 1904
41st Warmest
Warmest since:
 2012
Ties: 1931, 1981
Jun 2012–May 2013
12-Month 		53.9°F
(12.2°C)		 53.1°F
(11.7°C)		 0.8°F
(0.5°C)		 89th Coolest
Coolest since:
 1904
39th Warmest
Warmest since:
 2012
Ties: 1919, 1985, 2005, 2018
Dec 2011–May 2013
18-Month 		52.1°F
(11.2°C)		 49.2°F
(9.6°C)		 2.9°F
(1.6°C)		 125th Coolest
Coolest since:
 1979
2nd Warmest
Warmest since:
 2017
Ties: 1999, 2012
Jun 2011–May 2013
24-Month 		55.7°F
(13.2°C)		 53.1°F
(11.7°C)		 2.6°F
(1.5°C)		 124th Coolest
Coolest since:
 1905, 1978
3rd Warmest
Warmest since:
 2017
Jun 2010–May 2013
36-Month 		55.2°F
(12.9°C)		 53.0°F
(11.7°C)		 2.2°F
(1.2°C)		 124th Coolest
Coolest since:
 1979
2nd Warmest
Warmest to Date
 2018
Jun 2009–May 2013
48-Month 		54.7°F
(12.6°C)		 53.0°F
(11.7°C)		 1.7°F
(0.9°C)		 121st Coolest
Coolest since:
 1980
4th Warmest
Warmest since:
 2019
Jun 2008–May 2013
60-Month 		54.4°F
(12.4°C)		 53.0°F
(11.7°C)		 1.4°F
(0.7°C)		 115th Coolest
Coolest since:
 1981
9th Warmest
Warmest since:
 2020
Ties: 2003, 2007, 2019

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