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, February 1940

View Period (Months):
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  • Record Coolest
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
February 1940
1-Month
30.9°F
(-0.6°C)
31.5°F
(-0.3°C)
-0.6°F
(-0.3°C)
58th Coolest
Coolest since:
1978
71st Warmest
Warmest since:
2017
Jan–Feb 1940
2-Month
22.8°F
(-5.1°C)
29.7°F
(-1.3°C)
-6.9°F
(-3.8°C)
11th Coolest
Coolest since:
1979
118th Warmest
Warmest since:
2017
Ties: 1982
Dec 1939–Feb 1940
3-Month
26.8°F
(-2.9°C)
30.3°F
(-0.9°C)
-3.5°F
(-2.0°C)
17th Coolest
Coolest since:
1978
111th Warmest
Warmest since:
1932
Ties: 1984
Nov 1939–Feb 1940
4-Month
30.3°F
(-0.9°C)
33.3°F
(0.7°C)
-3.0°F
(-1.6°C)
18th Coolest
Coolest since:
1977
110th Warmest
Warmest since:
1932
Oct 1939–Feb 1940
5-Month
35.8°F
(2.1°C)
37.8°F
(3.2°C)
-2.0°F
(-1.1°C)
19th Coolest
Coolest since:
1977
109th Warmest
Warmest since:
1932
Sep 1939–Feb 1940
6-Month
41.9°F
(5.5°C)
42.7°F
(5.9°C)
-0.8°F
(-0.4°C)
35th Coolest
Coolest since:
1977
93rd Warmest
Warmest since:
1932
Aug 1939–Feb 1940
7-Month
46.3°F
(7.9°C)
47.2°F
(8.4°C)
-0.9°F
(-0.5°C)
28th Coolest
Coolest since:
1977
100th Warmest
Warmest since:
1932
Ties: 1897, 1959
Jul 1939–Feb 1940
8-Month
50.0°F
(10.0°C)
50.8°F
(10.4°C)
-0.8°F
(-0.4°C)
28th Coolest
Coolest since:
1977
100th Warmest
Warmest since:
1932
Ties: 1897
Jun 1939–Feb 1940
9-Month
52.6°F
(11.4°C)
53.2°F
(11.8°C)
-0.6°F
(-0.4°C)
33rd Coolest
Coolest since:
1977
95th Warmest
Warmest since:
1932
Ties: 1911, 1925, 1986, 1997
May 1939–Feb 1940
10-Month
53.9°F
(12.2°C)
54.2°F
(12.3°C)
-0.3°F
(-0.1°C)
46th Coolest
Coolest since:
1977
82nd Warmest
Warmest since:
1932
Ties: 1896, 1924, 1928, 1961
Apr 1939–Feb 1940
11-Month
53.5°F
(11.9°C)
54.1°F
(12.3°C)
-0.6°F
(-0.4°C)
34th Coolest
Coolest since:
1918
94th Warmest
Warmest since:
1932
Ties: 1973, 2009
Mar 1939–Feb 1940
12-Month
52.7°F
(11.5°C)
53.0°F
(11.7°C)
-0.3°F
(-0.2°C)
44th Coolest
Coolest since:
1918
84th Warmest
Warmest since:
2017
Ties: 1896, 1930, 1969, 1984
Sep 1938–Feb 1940
18-Month
50.2°F
(10.1°C)
49.6°F
(9.8°C)
0.6°F
(0.3°C)
82nd Coolest
Coolest since:
1905
45th Warmest
Warmest since:
2017
Ties: 1973, 1984, 1989, 2016
Mar 1938–Feb 1940
24-Month
53.9°F
(12.2°C)
53.1°F
(11.7°C)
0.8°F
(0.5°C)
94th Coolest
Coolest since:
1905
33rd Warmest
Warmest since:
2013, 2017
Ties: 1942, 2021
Mar 1937–Feb 1940
36-Month
53.5°F
(11.9°C)
53.1°F
(11.7°C)
0.4°F
(0.2°C)
78th Coolest
Coolest since:
1979
48th Warmest
Warmest since:
2013
Ties: 1915, 1942, 1994, 2010
Mar 1936–Feb 1940
48-Month
53.8°F
(12.1°C)
53.0°F
(11.7°C)
0.8°F
(0.4°C)
91st Coolest
Coolest since:
1980
34th Warmest
Warmest since:
2019
Ties: 1937, 1958, 1991
Mar 1935–Feb 1940
60-Month
53.3°F
(11.8°C)
53.0°F
(11.7°C)
0.3°F
(0.1°C)
58th Coolest
Coolest since:
1981
66th Warmest
Warmest since:
2020
Ties: 1951, 1953, 1959, 1987

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