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 2012

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 2012
1-Month
65.5°F
(18.6°C)
67.4°F
(19.7°C)
-1.9°F
(-1.1°C)
29th Coolest
Coolest since:
1918
100th Warmest
Warmest since:
1925
Ties: 1916, 1934
Aug–Sep 2012
2-Month
70.0°F
(21.1°C)
70.8°F
(21.6°C)
-0.8°F
(-0.5°C)
42nd Coolest
Coolest since:
1967
87th Warmest
Warmest since:
1936
Ties: 1984, 1996, 2006
Jul–Sep 2012
3-Month
74.4°F
(23.6°C)
72.7°F
(22.6°C)
1.7°F
(1.0°C)
107th Coolest
Coolest since:
1967
22nd Warmest
Warmest since:
1936
Ties: 1941, 1998
Jun–Sep 2012
4-Month
74.0°F
(23.3°C)
72.5°F
(22.5°C)
1.5°F
(0.8°C)
101st Coolest
Coolest since:
1967
28th Warmest
Warmest since:
1936
Ties: 1944
May–Sep 2012
5-Month
73.2°F
(22.9°C)
70.7°F
(21.5°C)
2.5°F
(1.4°C)
120th Coolest
Coolest since:
1924
9th Warmest
Warmest since:
1936
Ties: 1914
Apr–Sep 2012
6-Month
70.3°F
(21.3°C)
67.7°F
(19.8°C)
2.6°F
(1.5°C)
123rd Coolest
Coolest since:
1907
6th Warmest
Warmest since:
2010
Ties: 1933
Mar–Sep 2012
7-Month
68.4°F
(20.2°C)
64.0°F
(17.8°C)
4.4°F
(2.4°C)
128th Coolest
Coolest since:
1924
1st Warmest
Warmest to Date
2012
Feb–Sep 2012
8-Month
64.5°F
(18.1°C)
59.9°F
(15.5°C)
4.6°F
(2.6°C)
128th Coolest
Coolest since:
1904, 1924
1st Warmest
Warmest to Date
2012
Jan–Sep 2012
9-Month
61.1°F
(16.2°C)
56.3°F
(13.5°C)
4.8°F
(2.7°C)
128th Coolest
Coolest since:
1979
1st Warmest
Warmest to Date
2012
Dec 2011–Sep 2012
10-Month
58.8°F
(14.9°C)
53.9°F
(12.2°C)
4.9°F
(2.7°C)
127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Nov 2011–Sep 2012
11-Month
57.8°F
(14.3°C)
52.8°F
(11.6°C)
5.0°F
(2.7°C)
127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Oct 2011–Sep 2012
12-Month
57.6°F
(14.2°C)
53.0°F
(11.7°C)
4.6°F
(2.5°C)
127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Apr 2011–Sep 2012
18-Month
61.5°F
(16.4°C)
58.0°F
(14.4°C)
3.5°F
(2.0°C)
127th Coolest
Coolest since:
1918
1st Warmest
Warmest to Date
2012
Oct 2010–Sep 2012
24-Month
55.7°F
(13.2°C)
53.1°F
(11.7°C)
2.6°F
(1.5°C)
125th Coolest
Coolest since:
1979
2nd Warmest
Warmest to Date
2017
Oct 2009–Sep 2012
36-Month
55.3°F
(12.9°C)
53.0°F
(11.7°C)
2.3°F
(1.2°C)
124th Coolest
Coolest since:
1979
2nd Warmest
Warmest to Date
2018
Oct 2008–Sep 2012
48-Month
54.7°F
(12.6°C)
53.0°F
(11.7°C)
1.7°F
(0.9°C)
120th Coolest
Coolest since:
1980
5th Warmest
Warmest since:
2019
Ties: 1934, 1955, 2002, 2008
Oct 2007–Sep 2012
60-Month
54.4°F
(12.4°C)
53.0°F
(11.7°C)
1.4°F
(0.7°C)
116th Coolest
Coolest since:
1982
8th Warmest
Warmest since:
2020
Ties: 1934, 1957, 2013

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