Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, September 1955

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 1955
1-Month 		70.2°F
(21.2°C)		 67.4°F
(19.7°C)		 2.8°F
(1.5°C)		 102nd Coolest
Coolest since:
 1918
27th Warmest
Warmest since:
 1925
Ties: 1978
Aug–Sep 1955
2-Month 		73.4°F
(23.0°C)		 70.8°F
(21.6°C)		 2.6°F
(1.4°C)		 112th Coolest
Coolest since:
 1967
17th Warmest
Warmest since:
 1936
Ties: 1906, 1931
Jul–Sep 1955
3-Month 		75.7°F
(24.3°C)		 72.6°F
(22.6°C)		 3.1°F
(1.7°C)		 126th Coolest
Coolest since:
 1967
3rd Warmest
Warmest since:
 1936
Ties: 1983
Jun–Sep 1955
4-Month 		73.8°F
(23.2°C)		 72.6°F
(22.6°C)		 1.2°F
(0.6°C)		 94th Coolest
Coolest since:
 1967
35th Warmest
Warmest since:
 1936
Ties: 2011
May–Sep 1955
5-Month 		72.1°F
(22.3°C)		 70.8°F
(21.6°C)		 1.3°F
(0.7°C)		 101st Coolest
Coolest since:
 1924
28th Warmest
Warmest since:
 1936
Ties: 1900, 1901, 1922, 1939
Apr–Sep 1955
6-Month 		69.9°F
(21.1°C)		 67.8°F
(19.9°C)		 2.1°F
(1.2°C)		 118th Coolest
Coolest since:
 1907
11th Warmest
Warmest since:
 2010
Mar–Sep 1955
7-Month 		65.8°F
(18.8°C)		 64.0°F
(17.8°C)		 1.8°F
(1.0°C)		 115th Coolest
Coolest since:
 1924
14th Warmest
Warmest since:
 2012
Ties: 1988, 1998
Feb–Sep 1955
8-Month 		61.7°F
(16.5°C)		 59.9°F
(15.5°C)		 1.8°F
(1.0°C)		 113th Coolest
Coolest since:
 1904, 1924
16th Warmest
Warmest since:
 2012
Ties: 1933, 2002, 2018
Jan–Sep 1955
9-Month 		58.1°F
(14.5°C)		 56.4°F
(13.6°C)		 1.7°F
(0.9°C)		 109th Coolest
Coolest since:
 1979
20th Warmest
Warmest since:
 2012
Ties: 1952, 2010
Dec 1954–Sep 1955
10-Month 		55.6°F
(13.1°C)		 53.9°F
(12.2°C)		 1.7°F
(0.9°C)		 111th Coolest
Coolest since:
 1904
17th Warmest
Warmest since:
 2012
Ties: 1983, 1999, 2006
Nov 1954–Sep 1955
11-Month 		54.4°F
(12.4°C)		 52.8°F
(11.6°C)		 1.6°F
(0.8°C)		 106th Coolest
Coolest since:
 1904
22nd Warmest
Warmest since:
 2012
Ties: 1914
Oct 1954–Sep 1955
12-Month 		54.6°F
(12.6°C)		 53.1°F
(11.7°C)		 1.5°F
(0.9°C)		 108th Coolest
Coolest since:
 1904
20th Warmest
Warmest since:
 2012
Ties: 1925, 1939, 1983
Apr 1954–Sep 1955
18-Month 		59.9°F
(15.5°C)		 57.9°F
(14.4°C)		 2.0°F
(1.1°C)		 121st Coolest
Coolest since:
 1918
7th Warmest
Warmest since:
 2012
Ties: 1999
Oct 1953–Sep 1955
24-Month 		55.2°F
(12.9°C)		 53.1°F
(11.7°C)		 2.1°F
(1.2°C)		 119th Coolest
Coolest since:
 1979
8th Warmest
Warmest since:
 2017
Ties: 1999
Oct 1952–Sep 1955
36-Month 		55.0°F
(12.8°C)		 53.0°F
(11.7°C)		 2.0°F
(1.1°C)		 121st Coolest
Coolest since:
 1979
5th Warmest
Warmest to Date
 2018
Ties: 2017
Oct 1951–Sep 1955
48-Month 		54.7°F
(12.6°C)		 53.0°F
(11.7°C)		 1.7°F
(0.9°C)		 120th Coolest
Coolest since:
 1980
5th Warmest
Warmest since:
 2019
Ties: 1934, 2002, 2008, 2012
Oct 1950–Sep 1955
60-Month 		54.0°F
(12.2°C)		 53.0°F
(11.7°C)		 1.0°F
(0.5°C)		 101st Coolest
Coolest since:
 1982
23rd Warmest
Warmest since:
 2020
Ties: 1923, 2004, 2014, 2016, 2018

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