Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 8. Southwest

Average Temperature Rankings, August 1984

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
August 1984
1-Month 		76.4°F
(24.7°C)		 76.0°F
(24.4°C)		 0.4°F
(0.3°C)		 77th Coolest
Coolest since:
 1915
52nd Warmest
Warmest since:
 1936
Ties: 1940, 1968, 2019, 2022
Jul–Aug 1984
2-Month 		76.1°F
(24.5°C)		 77.0°F
(25.0°C)		 -0.9°F
(-0.5°C)		 36th Coolest
Coolest since:
 1967
93rd Warmest
Warmest since:
 1936
Ties: 1970
Jun–Aug 1984
3-Month 		76.3°F
(24.6°C)		 75.9°F
(24.4°C)		 0.4°F
(0.2°C)		 78th Coolest
Coolest since:
 1915, 1927
51st Warmest
Warmest since:
 1936
Ties: 1916, 1949, 1959, 1964
May–Aug 1984
4-Month 		72.8°F
(22.7°C)		 73.2°F
(22.9°C)		 -0.4°F
(-0.2°C)		 49th Coolest
Coolest since:
 1967
80th Warmest
Warmest since:
 1936
Apr–Aug 1984
5-Month 		68.9°F
(20.5°C)		 69.6°F
(20.9°C)		 -0.7°F
(-0.4°C)		 32nd Coolest
Coolest since:
 1907
97th Warmest
Warmest since:
 2010
Ties: 2009, 2013
Mar–Aug 1984
6-Month 		63.8°F
(17.7°C)		 65.5°F
(18.6°C)		 -1.7°F
(-0.9°C)		 11th Coolest
Coolest since:
 1904
118th Warmest
Warmest since:
 2012
Ties: 1906, 1907, 1958
Feb–Aug 1984
7-Month 		60.4°F
(15.8°C)		 61.1°F
(16.2°C)		 -0.7°F
(-0.4°C)		 39th Coolest
Coolest since:
 1904
90th Warmest
Warmest since:
 2012
Ties: 1926, 1970, 1975
Jan–Aug 1984
8-Month 		56.2°F
(13.4°C)		 57.3°F
(14.1°C)		 -1.1°F
(-0.7°C)		 25th Coolest
Coolest since:
 1912
104th Warmest
Warmest since:
 2012
Ties: 1963, 1968
Dec 1983–Aug 1984
9-Month 		52.5°F
(11.4°C)		 54.8°F
(12.7°C)		 -2.3°F
(-1.3°C)		 5th Coolest
Coolest since:
 1904
123rd Warmest
Warmest since:
 2012
Ties: 1920
Nov 1983–Aug 1984
10-Month 		52.0°F
(11.1°C)		 53.8°F
(12.1°C)		 -1.8°F
(-1.0°C)		 12th Coolest
Coolest since:
 1904
116th Warmest
Warmest since:
 2012
Oct 1983–Aug 1984
11-Month 		52.6°F
(11.4°C)		 54.1°F
(12.3°C)		 -1.5°F
(-0.9°C)		 15th Coolest
Coolest since:
 1904
113th Warmest
Warmest since:
 2012
Ties: 1982
Sep 1983–Aug 1984
12-Month 		54.0°F
(12.2°C)		 55.4°F
(13.0°C)		 -1.4°F
(-0.8°C)		 15th Coolest
Coolest since:
 1904
113th Warmest
Warmest since:
 2012
Ties: 1915, 1917, 1924, 2014
Mar 1983–Aug 1984
18-Month 		57.8°F
(14.3°C)		 58.7°F
(14.8°C)		 -0.9°F
(-0.5°C)		 17th Coolest
Coolest since:
 1904
111th Warmest
Warmest since:
 2012
Ties: 1917, 1927, 1982
Sep 1982–Aug 1984
24-Month 		55.1°F
(12.8°C)		 55.4°F
(13.0°C)		 -0.3°F
(-0.2°C)		 41st Coolest
Coolest since:
 1979
86th Warmest
Warmest since:
 2017
Ties: 1902, 1930, 1945, 1958, 1967
Sep 1981–Aug 1984
36-Month 		54.6°F
(12.6°C)		 55.4°F
(13.0°C)		 -0.8°F
(-0.4°C)		 17th Coolest
Coolest since:
 1979
109th Warmest
Warmest since:
 2018
Ties: 1917, 1961, 1963, 1981
Sep 1980–Aug 1984
48-Month 		54.9°F
(12.7°C)		 55.3°F
(12.9°C)		 -0.4°F
(-0.2°C)		 24th Coolest
Coolest since:
 1980
101st Warmest
Warmest since:
 2019
Ties: 1900, 1912, 1913, 1915, 1919, 1927, 1960, 1972
Sep 1979–Aug 1984
60-Month 		54.9°F
(12.7°C)		 55.3°F
(12.9°C)		 -0.4°F
(-0.2°C)		 25th Coolest
Coolest since:
 1906
99th Warmest
Warmest since:
 2020
Ties: 1973, 1985

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