Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, August 1987

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
August 1987
1-Month 		75.4°F
(24.1°C)		 74.2°F
(23.4°C)		 1.2°F
(0.7°C)		 91st Coolest
Coolest since:
 1915
38th Warmest
Warmest since:
 1947
Ties: 1928, 1975, 1998, 2001
Jul–Aug 1987
2-Month 		76.1°F
(24.5°C)		 75.3°F
(24.1°C)		 0.8°F
(0.4°C)		 91st Coolest
Coolest since:
 1915
38th Warmest
Warmest since:
 1936
Ties: 1933, 1940
Jun–Aug 1987
3-Month 		75.8°F
(24.3°C)		 74.3°F
(23.5°C)		 1.5°F
(0.8°C)		 102nd Coolest
Coolest since:
 1927
27th Warmest
Warmest since:
 1936
Ties: 2007
May–Aug 1987
4-Month 		74.3°F
(23.5°C)		 71.6°F
(22.0°C)		 2.7°F
(1.5°C)		 120th Coolest
Coolest since:
 1915
9th Warmest
Warmest since:
 1936
Apr–Aug 1987
5-Month 		70.1°F
(21.2°C)		 67.8°F
(19.9°C)		 2.3°F
(1.3°C)		 120th Coolest
Coolest since:
 1907
9th Warmest
Warmest since:
 2010
Ties: 1921, 1941, 1977
Mar–Aug 1987
6-Month 		66.1°F
(18.9°C)		 63.4°F
(17.4°C)		 2.7°F
(1.5°C)		 121st Coolest
Coolest since:
 1960
8th Warmest
Warmest since:
 2012
Feb–Aug 1987
7-Month 		61.8°F
(16.6°C)		 58.9°F
(14.9°C)		 2.9°F
(1.7°C)		 125th Coolest
Coolest since:
 1904
4th Warmest
Warmest since:
 2012
Ties: 1954
Jan–Aug 1987
8-Month 		57.5°F
(14.2°C)		 55.0°F
(12.8°C)		 2.5°F
(1.4°C)		 121st Coolest
Coolest since:
 1978
8th Warmest
Warmest since:
 2012
Dec 1986–Aug 1987
9-Month 		54.8°F
(12.7°C)		 52.4°F
(11.3°C)		 2.4°F
(1.4°C)		 117th Coolest
Coolest since:
 1904
11th Warmest
Warmest since:
 2012
Nov 1986–Aug 1987
10-Month 		53.3°F
(11.8°C)		 51.4°F
(10.8°C)		 1.9°F
(1.0°C)		 109th Coolest
Coolest since:
 1904
19th Warmest
Warmest since:
 2012
Oct 1986–Aug 1987
11-Month 		53.5°F
(11.9°C)		 51.8°F
(11.0°C)		 1.7°F
(0.9°C)		 111th Coolest
Coolest since:
 1904
17th Warmest
Warmest since:
 2012
Ties: 1919
Sep 1986–Aug 1987
12-Month 		55.0°F
(12.8°C)		 53.1°F
(11.7°C)		 1.9°F
(1.1°C)		 116th Coolest
Coolest since:
 1904
12th Warmest
Warmest since:
 2012
Ties: 1998, 2000, 2022
Mar 1986–Aug 1987
18-Month 		58.4°F
(14.7°C)		 56.5°F
(13.6°C)		 1.9°F
(1.1°C)		 118th Coolest
Coolest since:
 1904
10th Warmest
Warmest since:
 2012
Ties: 2002
Sep 1985–Aug 1987
24-Month 		54.5°F
(12.5°C)		 53.1°F
(11.7°C)		 1.4°F
(0.8°C)		 112th Coolest
Coolest since:
 1979
15th Warmest
Warmest since:
 2017
Ties: 1991, 2005, 2022
Sep 1984–Aug 1987
36-Month 		54.0°F
(12.2°C)		 53.0°F
(11.7°C)		 1.0°F
(0.5°C)		 98th Coolest
Coolest since:
 1979
28th Warmest
Warmest since:
 2018
Ties: 1991, 2004, 2021
Sep 1983–Aug 1987
48-Month 		53.5°F
(11.9°C)		 53.0°F
(11.7°C)		 0.5°F
(0.2°C)		 77th Coolest
Coolest since:
 1980
48th Warmest
Warmest since:
 2019
Ties: 1939, 1945, 1950, 1974, 1976, 1999
Sep 1982–Aug 1987
60-Month 		53.7°F
(12.1°C)		 53.0°F
(11.7°C)		 0.7°F
(0.4°C)		 83rd Coolest
Coolest since:
 1906, 1981, 1982
41st Warmest
Warmest since:
 2020
Ties: 1958, 2017

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