Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, September 1915

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 1915
1-Month 		69.2°F
(20.7°C)		 67.4°F
(19.7°C)		 1.8°F
(1.0°C)		 88th Coolest
Coolest since:
 1918
41st Warmest
Warmest since:
 1925
Ties: 1980
Aug–Sep 1915
2-Month 		68.6°F
(20.3°C)		 70.9°F
(21.6°C)		 -2.3°F
(-1.3°C)		 13th Coolest
Coolest since:
 1967
116th Warmest
Warmest since:
 1936
Ties: 1982
Jul–Sep 1915
3-Month 		70.2°F
(21.2°C)		 72.6°F
(22.6°C)		 -2.4°F
(-1.4°C)		 5th Coolest
Coolest since:
 1967
124th Warmest
Warmest since:
 1936
Jun–Sep 1915
4-Month 		70.0°F
(21.1°C)		 72.5°F
(22.5°C)		 -2.5°F
(-1.4°C)		 5th Coolest
Coolest since:
 1967
124th Warmest
Warmest since:
 1936
May–Sep 1915
5-Month 		68.2°F
(20.1°C)		 70.7°F
(21.5°C)		 -2.5°F
(-1.4°C)		 5th Coolest
Coolest since:
 1924
124th Warmest
Warmest since:
 1936
Apr–Sep 1915
6-Month 		66.5°F
(19.2°C)		 67.7°F
(19.8°C)		 -1.2°F
(-0.6°C)		 22nd Coolest
Coolest since:
 1907
107th Warmest
Warmest since:
 2010
Ties: 1909, 1989
Mar–Sep 1915
7-Month 		62.1°F
(16.7°C)		 64.0°F
(17.8°C)		 -1.9°F
(-1.1°C)		 7th Coolest
Coolest since:
 1924
122nd Warmest
Warmest since:
 2012
Ties: 1951, 1960
Feb–Sep 1915
8-Month 		59.0°F
(15.0°C)		 59.9°F
(15.5°C)		 -0.9°F
(-0.5°C)		 27th Coolest
Coolest since:
 1904, 1924
102nd Warmest
Warmest since:
 2012
Ties: 1929, 1940, 1993
Jan–Sep 1915
9-Month 		55.2°F
(12.9°C)		 56.4°F
(13.6°C)		 -1.2°F
(-0.7°C)		 24th Coolest
Coolest since:
 1979
105th Warmest
Warmest since:
 2012
Ties: 1929, 1971, 1984
Dec 1914–Sep 1915
10-Month 		52.2°F
(11.2°C)		 53.9°F
(12.2°C)		 -1.7°F
(-1.0°C)		 16th Coolest
Coolest since:
 1904
112th Warmest
Warmest since:
 2012
Ties: 1940
Nov 1914–Sep 1915
11-Month 		51.5°F
(10.8°C)		 52.9°F
(11.6°C)		 -1.4°F
(-0.8°C)		 19th Coolest
Coolest since:
 1904
109th Warmest
Warmest since:
 2012
Ties: 1960, 1970
Oct 1914–Sep 1915
12-Month 		52.0°F
(11.1°C)		 53.1°F
(11.7°C)		 -1.1°F
(-0.6°C)		 25th Coolest
Coolest since:
 1904
103rd Warmest
Warmest since:
 2012
Ties: 1968, 1994
Apr 1914–Sep 1915
18-Month 		57.9°F
(14.4°C)		 57.9°F
(14.4°C)		 0.0°F
(0.0°C)		 51st Coolest
Coolest since:
 1918
77th Warmest
Warmest since:
 2012
Ties: 1897, 1930, 1952, 1959, 1985
Oct 1913–Sep 1915
24-Month 		53.1°F
(11.7°C)		 53.0°F
(11.7°C)		 0.1°F
(0.0°C)		 55th Coolest
Coolest since:
 1979
72nd Warmest
Warmest since:
 2017
Ties: 1926, 1940, 1941, 1945, 1984, 1990
Oct 1912–Sep 1915
36-Month 		53.4°F
(11.9°C)		 53.0°F
(11.7°C)		 0.4°F
(0.2°C)		 77th Coolest
Coolest since:
 1979
49th Warmest
Warmest to Date
 2018
Ties: 1931, 1940, 1976, 1990
Oct 1911–Sep 1915
48-Month 		52.7°F
(11.5°C)		 53.1°F
(11.7°C)		 -0.4°F
(-0.2°C)		 34th Coolest
Coolest since:
 1980
91st Warmest
Warmest since:
 2019
Ties: 1909, 1917, 1928, 1930, 1960, 1965, 1985
Oct 1910–Sep 1915
60-Month 		52.9°F
(11.6°C)		 53.0°F
(11.7°C)		 -0.1°F
(-0.1°C)		 46th Coolest
Coolest since:
 1982
78th Warmest
Warmest since:
 2020
Ties: 1914, 1921, 1926

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