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 1921

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1921
1-Month
64.6°F
(18.1°C)
63.2°F
(17.3°C)
1.4°F
(0.8°C)
79th Coolest
Coolest since:
1924
50th Warmest
Warmest since:
2018
Ties: 1916
Apr–May 1921
2-Month
59.9°F
(15.5°C)
58.0°F
(14.4°C)
1.9°F
(1.1°C)
101st Coolest
Coolest since:
1907
28th Warmest
Warmest since:
1896
Ties: 1934, 1942
Mar–May 1921
3-Month
56.9°F
(13.8°C)
52.5°F
(11.4°C)
4.4°F
(2.4°C)
123rd Coolest
Coolest since:
1960
6th Warmest
Warmest to Date
2012
Feb–May 1921
4-Month
51.9°F
(11.1°C)
47.2°F
(8.4°C)
4.7°F
(2.7°C)
125th Coolest
Coolest since:
1978
4th Warmest
Warmest to Date
2012
Jan–May 1921
5-Month
48.4°F
(9.1°C)
43.3°F
(6.3°C)
5.1°F
(2.8°C)
126th Coolest
Coolest since:
1978
3rd Warmest
Warmest to Date
2012
Dec 1920–May 1921
6-Month
45.8°F
(7.7°C)
41.4°F
(5.2°C)
4.4°F
(2.5°C)
126th Coolest
Coolest since:
1978
2nd Warmest
Warmest to Date
2012
Ties: 2017
Nov 1920–May 1921
7-Month
45.0°F
(7.2°C)
41.5°F
(5.3°C)
3.5°F
(1.9°C)
121st Coolest
Coolest since:
1978
7th Warmest
Warmest to Date
2012
Oct 1920–May 1921
8-Month
46.9°F
(8.3°C)
43.3°F
(6.3°C)
3.6°F
(2.0°C)
123rd Coolest
Coolest since:
1978
5th Warmest
Warmest to Date
2012
Sep 1920–May 1921
9-Month
49.3°F
(9.6°C)
46.0°F
(7.8°C)
3.3°F
(1.8°C)
123rd Coolest
Coolest since:
1978
5th Warmest
Warmest to Date
2012
Aug 1920–May 1921
10-Month
51.6°F
(10.9°C)
48.8°F
(9.3°C)
2.8°F
(1.6°C)
123rd Coolest
Coolest since:
1978
5th Warmest
Warmest to Date
2012
Ties: 2006
Jul 1920–May 1921
11-Month
53.7°F
(12.1°C)
51.3°F
(10.7°C)
2.4°F
(1.4°C)
120th Coolest
Coolest since:
1904
8th Warmest
Warmest to Date
2012
Jun 1920–May 1921
12-Month
55.2°F
(12.9°C)
53.1°F
(11.7°C)
2.1°F
(1.2°C)
118th Coolest
Coolest since:
1904
10th Warmest
Warmest to Date
2012
Dec 1919–May 1921
18-Month
49.6°F
(9.8°C)
49.2°F
(9.6°C)
0.4°F
(0.2°C)
76th Coolest
Coolest since:
1979
51st Warmest
Warmest since:
2017
Ties: 1938, 1943, 1989, 1990
Jun 1919–May 1921
24-Month
53.7°F
(12.1°C)
53.0°F
(11.7°C)
0.7°F
(0.4°C)
89th Coolest
Coolest since:
1905, 1978
38th Warmest
Warmest since:
2017
Ties: 1974, 2002, 2009, 2011, 2016
Jun 1918–May 1921
36-Month
53.8°F
(12.1°C)
53.1°F
(11.7°C)
0.7°F
(0.4°C)
86th Coolest
Coolest since:
1979
40th Warmest
Warmest to Date
2018
Ties: 1944, 1976
Jun 1917–May 1921
48-Month
52.9°F
(11.6°C)
53.1°F
(11.7°C)
-0.2°F
(-0.1°C)
48th Coolest
Coolest since:
1980
77th Warmest
Warmest since:
2019
Ties: 1952, 1959
Jun 1916–May 1921
60-Month
52.7°F
(11.5°C)
53.0°F
(11.7°C)
-0.3°F
(-0.2°C)
36th Coolest
Coolest since:
1981
88th Warmest
Warmest since:
2020
Ties: 1910, 1911, 1914, 1960, 1965, 1966, 1973

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