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 1961

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1961
1-Month
70.3°F
(21.3°C)
67.4°F
(19.7°C)
2.9°F
(1.6°C)
103rd Coolest
Coolest since:
1918
26th Warmest
Warmest since:
1925
Aug–Sep 1961
2-Month
71.6°F
(22.0°C)
70.8°F
(21.6°C)
0.8°F
(0.4°C)
86th Coolest
Coolest since:
1967
43rd Warmest
Warmest since:
1936
Ties: 1897, 1919
Jul–Sep 1961
3-Month
73.0°F
(22.8°C)
72.7°F
(22.6°C)
0.3°F
(0.2°C)
75th Coolest
Coolest since:
1967
54th Warmest
Warmest since:
1936
Ties: 1932, 1943, 1999
Jun–Sep 1961
4-Month
72.3°F
(22.4°C)
72.6°F
(22.6°C)
-0.3°F
(-0.2°C)
51st Coolest
Coolest since:
1967
78th Warmest
Warmest since:
1936
Ties: 1937
May–Sep 1961
5-Month
69.5°F
(20.8°C)
70.7°F
(21.5°C)
-1.2°F
(-0.7°C)
23rd Coolest
Coolest since:
1924
106th Warmest
Warmest since:
1936
Ties: 1966, 1979
Apr–Sep 1961
6-Month
66.0°F
(18.9°C)
67.8°F
(19.9°C)
-1.8°F
(-1.0°C)
10th Coolest
Coolest since:
1907
119th Warmest
Warmest since:
2010
Ties: 1945, 1992
Mar–Sep 1961
7-Month
62.9°F
(17.2°C)
64.0°F
(17.8°C)
-1.1°F
(-0.6°C)
22nd Coolest
Coolest since:
1924
107th Warmest
Warmest since:
2012
Ties: 1969, 1975, 1979, 1982, 2014
Feb–Sep 1961
8-Month
59.4°F
(15.2°C)
59.9°F
(15.5°C)
-0.5°F
(-0.3°C)
51st Coolest
Coolest since:
1904, 1924
78th Warmest
Warmest since:
2012
Ties: 1997
Jan–Sep 1961
9-Month
55.7°F
(13.2°C)
56.4°F
(13.6°C)
-0.7°F
(-0.4°C)
41st Coolest
Coolest since:
1979
88th Warmest
Warmest since:
2012
Ties: 1910
Dec 1960–Sep 1961
10-Month
52.8°F
(11.6°C)
53.9°F
(12.2°C)
-1.1°F
(-0.6°C)
23rd Coolest
Coolest since:
1904
105th Warmest
Warmest since:
2012
Ties: 1970
Nov 1960–Sep 1961
11-Month
51.9°F
(11.1°C)
52.8°F
(11.6°C)
-0.9°F
(-0.5°C)
28th Coolest
Coolest since:
1904
100th Warmest
Warmest since:
2012
Ties: 1926, 1969, 2015
Oct 1960–Sep 1961
12-Month
52.3°F
(11.3°C)
53.1°F
(11.7°C)
-0.8°F
(-0.4°C)
34th Coolest
Coolest since:
1904
94th Warmest
Warmest since:
2012
Ties: 1897
Apr 1960–Sep 1961
18-Month
57.5°F
(14.2°C)
57.9°F
(14.4°C)
-0.4°F
(-0.2°C)
37th Coolest
Coolest since:
1918
91st Warmest
Warmest since:
2012
Ties: 1907, 1926, 1936
Oct 1959–Sep 1961
24-Month
52.0°F
(11.1°C)
53.0°F
(11.7°C)
-1.0°F
(-0.6°C)
11th Coolest
Coolest since:
1979
116th Warmest
Warmest since:
2017
Ties: 1927, 2014
Oct 1958–Sep 1961
36-Month
52.5°F
(11.4°C)
53.0°F
(11.7°C)
-0.5°F
(-0.3°C)
26th Coolest
Coolest since:
1979
100th Warmest
Warmest since:
2018
Ties: 1903, 1926, 1929
Oct 1957–Sep 1961
48-Month
52.2°F
(11.2°C)
53.0°F
(11.7°C)
-0.8°F
(-0.5°C)
15th Coolest
Coolest since:
1980
110th Warmest
Warmest since:
2019
Ties: 1902, 1929
Oct 1956–Sep 1961
60-Month
52.6°F
(11.4°C)
53.0°F
(11.7°C)
-0.4°F
(-0.3°C)
27th Coolest
Coolest since:
1982
97th Warmest
Warmest since:
2020
Ties: 1900, 1909, 1910, 1927, 1965, 1984, 1997

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