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, May 1941

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
May 1941
1-Month
66.6°F
(19.2°C)
63.2°F
(17.3°C)
3.4°F
(1.9°C)
108th Coolest
Coolest since:
1924
21st Warmest
Warmest since:
2018
Apr–May 1941
2-Month
61.8°F
(16.6°C)
58.0°F
(14.4°C)
3.8°F
(2.2°C)
120th Coolest
Coolest since:
1907
9th Warmest
Warmest since:
1896
Mar–May 1941
3-Month
53.4°F
(11.9°C)
52.6°F
(11.4°C)
0.8°F
(0.5°C)
83rd Coolest
Coolest since:
1960
46th Warmest
Warmest since:
2012
Ties: 1911, 1948, 1962, 1967
Feb–May 1941
4-Month
47.1°F
(8.4°C)
47.3°F
(8.5°C)
-0.2°F
(-0.1°C)
56th Coolest
Coolest since:
1978
73rd Warmest
Warmest since:
2012
Ties: 1910, 1965
Jan–May 1941
5-Month
43.9°F
(6.6°C)
43.4°F
(6.3°C)
0.5°F
(0.3°C)
70th Coolest
Coolest since:
1978
59th Warmest
Warmest since:
2012
Dec 1940–May 1941
6-Month
42.7°F
(5.9°C)
41.4°F
(5.2°C)
1.3°F
(0.7°C)
92nd Coolest
Coolest since:
1978
36th Warmest
Warmest since:
2012
Ties: 1972, 1974, 1983, 2019
Nov 1940–May 1941
7-Month
42.3°F
(5.7°C)
41.5°F
(5.3°C)
0.8°F
(0.4°C)
79th Coolest
Coolest since:
1978
49th Warmest
Warmest since:
2012
Ties: 1985
Oct 1940–May 1941
8-Month
44.5°F
(6.9°C)
43.3°F
(6.3°C)
1.2°F
(0.6°C)
92nd Coolest
Coolest since:
1978
36th Warmest
Warmest since:
2012
Ties: 1935, 1946, 1983, 1985
Sep 1940–May 1941
9-Month
46.9°F
(8.3°C)
46.0°F
(7.8°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1978
36th Warmest
Warmest since:
2012
Ties: 1983, 2021
Aug 1940–May 1941
10-Month
49.8°F
(9.9°C)
48.8°F
(9.3°C)
1.0°F
(0.6°C)
96th Coolest
Coolest since:
1978
32nd Warmest
Warmest since:
2012
Ties: 1914, 1946, 1948
Jul 1940–May 1941
11-Month
52.2°F
(11.2°C)
51.3°F
(10.7°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1904
36th Warmest
Warmest since:
2012
Ties: 1919, 1950, 2011, 2018
Jun 1940–May 1941
12-Month
54.0°F
(12.2°C)
53.1°F
(11.7°C)
0.9°F
(0.5°C)
91st Coolest
Coolest since:
1904
37th Warmest
Warmest since:
2012
Ties: 2019
Dec 1939–May 1941
18-Month
48.8°F
(9.3°C)
49.2°F
(9.6°C)
-0.4°F
(-0.3°C)
44th Coolest
Coolest since:
1979
83rd Warmest
Warmest since:
2017
Ties: 1901, 1907, 1926
Jun 1939–May 1941
24-Month
53.0°F
(11.7°C)
53.1°F
(11.7°C)
-0.1°F
(0.0°C)
55th Coolest
Coolest since:
1905, 1978
72nd Warmest
Warmest since:
2017
Ties: 1936, 1947, 1948, 1958
Jun 1938–May 1941
36-Month
53.5°F
(11.9°C)
53.0°F
(11.7°C)
0.5°F
(0.2°C)
79th Coolest
Coolest since:
1979
47th Warmest
Warmest since:
2018
Ties: 1924, 1936, 1937, 1946, 1990, 2010
Jun 1937–May 1941
48-Month
53.5°F
(11.9°C)
53.0°F
(11.7°C)
0.5°F
(0.2°C)
77th Coolest
Coolest since:
1980
48th Warmest
Warmest since:
2019
Ties: 1936, 1938, 1939, 1974, 1975, 1976, 2015
Jun 1936–May 1941
60-Month
53.7°F
(12.1°C)
53.0°F
(11.7°C)
0.7°F
(0.4°C)
88th Coolest
Coolest since:
1981
36th Warmest
Warmest since:
2020
Ties: 1925, 1933, 1937, 1938, 1939, 1955, 1976, 1990, 1995, 1999, 2015

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