Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, September 1945

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1945
1-Month
67.9°F
(19.9°C)
67.4°F
(19.7°C)
0.5°F
(0.2°C)
69th Coolest
Coolest since:
1918
60th Warmest
Warmest since:
1925
Aug–Sep 1945
2-Month
70.6°F
(21.4°C)
70.8°F
(21.6°C)
-0.2°F
(-0.2°C)
56th Coolest
Coolest since:
1967
73rd Warmest
Warmest since:
1936
Ties: 1943, 1964, 1986, 2000, 2001, 2008, 2017
Jul–Sep 1945
3-Month
71.6°F
(22.0°C)
72.6°F
(22.6°C)
-1.0°F
(-0.6°C)
34th Coolest
Coolest since:
1967
95th Warmest
Warmest since:
1936
Ties: 1909, 1949, 1958, 2000
Jun–Sep 1945
4-Month
70.9°F
(21.6°C)
72.5°F
(22.5°C)
-1.6°F
(-0.9°C)
18th Coolest
Coolest since:
1967
111th Warmest
Warmest since:
1936
Ties: 1958
May–Sep 1945
5-Month
68.5°F
(20.3°C)
70.8°F
(21.6°C)
-2.3°F
(-1.3°C)
7th Coolest
Coolest since:
1924
122nd Warmest
Warmest since:
1936
Ties: 1910, 1974, 1992
Apr–Sep 1945
6-Month
66.0°F
(18.9°C)
67.7°F
(19.8°C)
-1.7°F
(-0.9°C)
10th Coolest
Coolest since:
1907
119th Warmest
Warmest since:
2010
Ties: 1961, 1992
Mar–Sep 1945
7-Month
64.0°F
(17.8°C)
64.0°F
(17.8°C)
0.0°F
(0.0°C)
60th Coolest
Coolest since:
1924
69th Warmest
Warmest since:
2012
Ties: 1990
Feb–Sep 1945
8-Month
60.1°F
(15.6°C)
59.9°F
(15.5°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1904, 1924
62nd Warmest
Warmest since:
2012
Ties: 1927, 1943, 1956, 1981
Jan–Sep 1945
9-Month
56.2°F
(13.4°C)
56.4°F
(13.6°C)
-0.2°F
(-0.2°C)
59th Coolest
Coolest since:
1979
70th Warmest
Warmest since:
2012
Ties: 1948
Dec 1944–Sep 1945
10-Month
53.1°F
(11.7°C)
53.9°F
(12.2°C)
-0.8°F
(-0.5°C)
29th Coolest
Coolest since:
1904
99th Warmest
Warmest since:
2012
Ties: 1960, 1967
Nov 1944–Sep 1945
11-Month
52.3°F
(11.3°C)
52.9°F
(11.6°C)
-0.6°F
(-0.3°C)
40th Coolest
Coolest since:
1904
88th Warmest
Warmest since:
2012
Ties: 1967
Oct 1944–Sep 1945
12-Month
52.6°F
(11.4°C)
53.1°F
(11.7°C)
-0.5°F
(-0.3°C)
40th Coolest
Coolest since:
1904
88th Warmest
Warmest since:
2012
Ties: 1937, 1956, 1962, 1989
Apr 1944–Sep 1945
18-Month
58.1°F
(14.5°C)
58.0°F
(14.4°C)
0.1°F
(0.1°C)
68th Coolest
Coolest since:
1918
60th Warmest
Warmest since:
2012
Ties: 1898, 1909, 1925, 1965
Oct 1943–Sep 1945
24-Month
53.1°F
(11.7°C)
53.1°F
(11.7°C)
0.0°F
(0.0°C)
55th Coolest
Coolest since:
1979
72nd Warmest
Warmest since:
2017
Ties: 1915, 1926, 1940, 1941, 1984, 1990
Oct 1942–Sep 1945
36-Month
53.2°F
(11.8°C)
53.1°F
(11.7°C)
0.1°F
(0.1°C)
70th Coolest
Coolest since:
1979
56th Warmest
Warmest since:
2018
Ties: 1937, 1938, 1946, 1953, 1975, 1985, 1995
Oct 1941–Sep 1945
48-Month
53.4°F
(11.9°C)
53.0°F
(11.7°C)
0.4°F
(0.2°C)
75th Coolest
Coolest since:
1980
50th Warmest
Warmest since:
2019
Ties: 1937, 1938, 1943, 1950, 1975, 1976, 1986
Oct 1940–Sep 1945
60-Month
53.6°F
(12.0°C)
53.0°F
(11.7°C)
0.6°F
(0.3°C)
79th Coolest
Coolest since:
1982
45th Warmest
Warmest since:
2020
Ties: 1937, 1939, 1988, 1994

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