Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 8. Southwest

Average Temperature Rankings, August 1958

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
August 1958
1-Month 		76.1°F
(24.5°C)		 76.0°F
(24.4°C)		 0.1°F
(0.1°C)		 66th Coolest
Coolest since:
 1915
63rd Warmest
Warmest since:
 1936
Ties: 1973, 1975, 1996
Jul–Aug 1958
2-Month 		76.3°F
(24.6°C)		 77.0°F
(25.0°C)		 -0.7°F
(-0.4°C)		 42nd Coolest
Coolest since:
 1967
87th Warmest
Warmest since:
 1936
Ties: 1981, 1989
Jun–Aug 1958
3-Month 		74.7°F
(23.7°C)		 75.9°F
(24.4°C)		 -1.2°F
(-0.7°C)		 27th Coolest
Coolest since:
 1915, 1927
102nd Warmest
Warmest since:
 1936
Ties: 1906
May–Aug 1958
4-Month 		72.4°F
(22.4°C)		 73.2°F
(22.9°C)		 -0.8°F
(-0.5°C)		 37th Coolest
Coolest since:
 1967
92nd Warmest
Warmest since:
 1936
Ties: 1940, 1968
Apr–Aug 1958
5-Month 		69.0°F
(20.6°C)		 69.6°F
(20.9°C)		 -0.6°F
(-0.3°C)		 35th Coolest
Coolest since:
 1907
94th Warmest
Warmest since:
 2010
Ties: 1898, 1912, 1926, 1974, 1994
Mar–Aug 1958
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, 1984
Feb–Aug 1958
7-Month 		58.4°F
(14.7°C)		 61.1°F
(16.2°C)		 -2.7°F
(-1.5°C)		 4th Coolest
Coolest since:
 1904
125th Warmest
Warmest since:
 2012
Jan–Aug 1958
8-Month 		54.9°F
(12.7°C)		 57.3°F
(14.1°C)		 -2.4°F
(-1.4°C)		 7th Coolest
Coolest since:
 1912
122nd Warmest
Warmest since:
 2012
Ties: 1895
Dec 1957–Aug 1958
9-Month 		53.3°F
(11.8°C)		 54.8°F
(12.7°C)		 -1.5°F
(-0.9°C)		 19th Coolest
Coolest since:
 1904
109th Warmest
Warmest since:
 2012
Ties: 1951
Nov 1957–Aug 1958
10-Month 		52.3°F
(11.3°C)		 53.8°F
(12.1°C)		 -1.5°F
(-0.8°C)		 15th Coolest
Coolest since:
 1904
113th Warmest
Warmest since:
 2012
Ties: 1905, 1961, 1982
Oct 1957–Aug 1958
11-Month 		52.4°F
(11.3°C)		 54.1°F
(12.3°C)		 -1.7°F
(-1.0°C)		 7th Coolest
Coolest since:
 1904
121st Warmest
Warmest since:
 2012
Ties: 1920, 1940, 1960, 2014
Sep 1957–Aug 1958
12-Month 		53.7°F
(12.1°C)		 55.4°F
(13.0°C)		 -1.7°F
(-0.9°C)		 7th Coolest
Coolest since:
 1904
121st Warmest
Warmest since:
 2012
Ties: 1970, 1977
Mar 1957–Aug 1958
18-Month 		57.7°F
(14.3°C)		 58.7°F
(14.8°C)		 -1.0°F
(-0.5°C)		 15th Coolest
Coolest since:
 1904
113th Warmest
Warmest since:
 2012
Ties: 1968
Sep 1956–Aug 1958
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, 1967, 1984
Sep 1955–Aug 1958
36-Month 		55.2°F
(12.9°C)		 55.4°F
(13.0°C)		 -0.2°F
(-0.1°C)		 44th Coolest
Coolest since:
 1979
82nd Warmest
Warmest since:
 2018
Ties: 1902, 1914, 1930, 1964, 1965, 1983, 1986
Sep 1954–Aug 1958
48-Month 		55.6°F
(13.1°C)		 55.3°F
(12.9°C)		 0.3°F
(0.2°C)		 68th Coolest
Coolest since:
 1980
57th Warmest
Warmest since:
 2019
Ties: 1916, 1945, 1946, 1976
Sep 1953–Aug 1958
60-Month 		56.0°F
(13.3°C)		 55.3°F
(12.9°C)		 0.7°F
(0.4°C)		 87th Coolest
Coolest since:
 1906
37th Warmest
Warmest since:
 2020
Ties: 1937, 1939, 1943, 1992

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