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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