Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 8. Southwest

Average Temperature Rankings, August 1930

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
August 1930
1-Month 		78.3°F
(25.7°C)		 76.0°F
(24.4°C)		 2.3°F
(1.3°C)		 108th Coolest
Coolest since:
 1915
21st Warmest
Warmest since:
 1936
Jul–Aug 1930
2-Month 		80.2°F
(26.8°C)		 77.0°F
(25.0°C)		 3.2°F
(1.8°C)		 121st Coolest
Coolest since:
 1967
8th Warmest
Warmest since:
 1936
Ties: 2011
Jun–Aug 1930
3-Month 		77.9°F
(25.5°C)		 75.9°F
(24.4°C)		 2.0°F
(1.1°C)		 111th Coolest
Coolest since:
 1915, 1927
18th Warmest
Warmest since:
 1936
May–Aug 1930
4-Month 		74.9°F
(23.8°C)		 73.2°F
(22.9°C)		 1.7°F
(0.9°C)		 106th Coolest
Coolest since:
 1967
23rd Warmest
Warmest since:
 1936
Ties: 1921, 1943, 1977
Apr–Aug 1930
5-Month 		71.7°F
(22.1°C)		 69.6°F
(20.9°C)		 2.1°F
(1.2°C)		 116th Coolest
Coolest since:
 1907
13th Warmest
Warmest since:
 2010
Mar–Aug 1930
6-Month 		66.9°F
(19.4°C)		 65.5°F
(18.6°C)		 1.4°F
(0.8°C)		 106th Coolest
Coolest since:
 1904
23rd Warmest
Warmest since:
 2012
Ties: 1946
Feb–Aug 1930
7-Month 		63.6°F
(17.6°C)		 61.1°F
(16.2°C)		 2.5°F
(1.4°C)		 120th Coolest
Coolest since:
 1904
9th Warmest
Warmest since:
 2012
Ties: 2010
Jan–Aug 1930
8-Month 		58.7°F
(14.8°C)		 57.3°F
(14.1°C)		 1.4°F
(0.7°C)		 99th Coolest
Coolest since:
 1912
30th Warmest
Warmest since:
 2012
Ties: 1896
Dec 1929–Aug 1930
9-Month 		56.1°F
(13.4°C)		 54.8°F
(12.7°C)		 1.3°F
(0.7°C)		 100th Coolest
Coolest since:
 1904
28th Warmest
Warmest since:
 2012
Ties: 1896, 1925, 1995
Nov 1929–Aug 1930
10-Month 		54.5°F
(12.5°C)		 53.8°F
(12.1°C)		 0.7°F
(0.4°C)		 82nd Coolest
Coolest since:
 1904
46th Warmest
Warmest since:
 2012
Ties: 1909, 1935, 1992
Oct 1929–Aug 1930
11-Month 		54.7°F
(12.6°C)		 54.1°F
(12.3°C)		 0.6°F
(0.3°C)		 77th Coolest
Coolest since:
 1904
51st Warmest
Warmest since:
 2012
Ties: 1898, 1909, 1913, 2019
Sep 1929–Aug 1930
12-Month 		55.8°F
(13.2°C)		 55.4°F
(13.0°C)		 0.4°F
(0.2°C)		 68th Coolest
Coolest since:
 1904
60th Warmest
Warmest since:
 2012
Ties: 1988
Mar 1929–Aug 1930
18-Month 		59.0°F
(15.0°C)		 58.7°F
(14.8°C)		 0.3°F
(0.2°C)		 69th Coolest
Coolest since:
 1904
59th Warmest
Warmest since:
 2012
Ties: 1896, 1965, 1983
Sep 1928–Aug 1930
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, 1945, 1958, 1967, 1984
Sep 1927–Aug 1930
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, 1958, 1964, 1965, 1983, 1986
Sep 1926–Aug 1930
48-Month 		55.1°F
(12.8°C)		 55.3°F
(12.9°C)		 -0.2°F
(-0.1°C)		 36th Coolest
Coolest since:
 1980
89th Warmest
Warmest since:
 2019
Ties: 1917, 1951, 1973
Sep 1925–Aug 1930
60-Month 		55.0°F
(12.8°C)		 55.3°F
(12.9°C)		 -0.3°F
(-0.1°C)		 28th Coolest
Coolest since:
 1906
96th Warmest
Warmest since:
 2020
Ties: 1902, 1909, 1912, 1928, 1960, 1965

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