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 1927

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1927
1-Month
71.0°F
(21.7°C)
67.4°F
(19.7°C)
3.6°F
(2.0°C)
111th Coolest
Coolest since:
1918
18th Warmest
Warmest since:
1925
Aug–Sep 1927
2-Month
69.6°F
(20.9°C)
70.8°F
(21.6°C)
-1.2°F
(-0.7°C)
30th Coolest
Coolest since:
1967
99th Warmest
Warmest since:
1936
Ties: 1942, 1969, 1979, 1993, 1997, 2014
Jul–Sep 1927
3-Month
71.2°F
(21.8°C)
72.6°F
(22.6°C)
-1.4°F
(-0.8°C)
23rd Coolest
Coolest since:
1967
106th Warmest
Warmest since:
1936
Ties: 1896, 1981
Jun–Sep 1927
4-Month
70.4°F
(21.3°C)
72.6°F
(22.6°C)
-2.2°F
(-1.3°C)
10th Coolest
Coolest since:
1967
119th Warmest
Warmest since:
1936
May–Sep 1927
5-Month
68.7°F
(20.4°C)
70.7°F
(21.5°C)
-2.0°F
(-1.1°C)
11th Coolest
Coolest since:
1924
118th Warmest
Warmest since:
1936
Ties: 1904, 1928, 1950
Apr–Sep 1927
6-Month
66.2°F
(19.0°C)
67.7°F
(19.8°C)
-1.5°F
(-0.8°C)
15th Coolest
Coolest since:
1907
114th Warmest
Warmest since:
2010
Ties: 1974, 1976
Mar–Sep 1927
7-Month
63.1°F
(17.3°C)
64.0°F
(17.8°C)
-0.9°F
(-0.5°C)
32nd Coolest
Coolest since:
1924
97th Warmest
Warmest since:
2012
Ties: 1989
Feb–Sep 1927
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: 1943, 1945, 1956, 1981
Jan–Sep 1927
9-Month
56.4°F
(13.6°C)
56.3°F
(13.5°C)
0.1°F
(0.1°C)
66th Coolest
Coolest since:
1979
63rd Warmest
Warmest since:
2012
Ties: 1956, 1977
Dec 1926–Sep 1927
10-Month
53.7°F
(12.1°C)
53.9°F
(12.2°C)
-0.2°F
(-0.1°C)
53rd Coolest
Coolest since:
1904
75th Warmest
Warmest since:
2012
Ties: 1900, 1906, 1975, 2009
Nov 1926–Sep 1927
11-Month
52.2°F
(11.2°C)
52.8°F
(11.6°C)
-0.6°F
(-0.4°C)
37th Coolest
Coolest since:
1904
91st Warmest
Warmest since:
2012
Ties: 1910, 1962
Oct 1926–Sep 1927
12-Month
52.4°F
(11.3°C)
53.0°F
(11.7°C)
-0.6°F
(-0.4°C)
36th Coolest
Coolest since:
1904
92nd Warmest
Warmest since:
2012
Ties: 1928, 1971
Apr 1926–Sep 1927
18-Month
57.4°F
(14.1°C)
57.9°F
(14.4°C)
-0.5°F
(-0.3°C)
35th Coolest
Coolest since:
1918
93rd Warmest
Warmest since:
2012
Ties: 1980
Oct 1925–Sep 1927
24-Month
52.0°F
(11.1°C)
53.1°F
(11.7°C)
-1.1°F
(-0.6°C)
11th Coolest
Coolest since:
1979
116th Warmest
Warmest since:
2017
Ties: 1961, 2014
Oct 1924–Sep 1927
36-Month
52.9°F
(11.6°C)
53.1°F
(11.7°C)
-0.2°F
(-0.1°C)
50th Coolest
Coolest since:
1979
76th Warmest
Warmest since:
2018
Ties: 1914, 1924
Oct 1923–Sep 1927
48-Month
52.5°F
(11.4°C)
53.1°F
(11.7°C)
-0.6°F
(-0.3°C)
24th Coolest
Coolest since:
1980
101st Warmest
Warmest since:
2019
Ties: 1962, 1984
Oct 1922–Sep 1927
60-Month
52.6°F
(11.4°C)
53.1°F
(11.7°C)
-0.5°F
(-0.3°C)
27th Coolest
Coolest since:
1982
97th Warmest
Warmest since:
2020
Ties: 1900, 1909, 1910, 1961, 1965, 1984, 1997

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