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 2018

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 2018
1-Month
72.4°F
(22.4°C)
63.2°F
(17.3°C)
9.2°F
(5.1°C)
128th Coolest
Coolest since:
1924
1st Warmest
Warmest to Date
2018
Apr–May 2018
2-Month
59.5°F
(15.3°C)
58.0°F
(14.4°C)
1.5°F
(0.9°C)
94th Coolest
Coolest since:
1907
35th Warmest
Warmest since:
1896
Mar–May 2018
3-Month
53.2°F
(11.8°C)
52.5°F
(11.4°C)
0.7°F
(0.4°C)
74th Coolest
Coolest since:
1960
55th Warmest
Warmest since:
2012
Ties: 1970
Feb–May 2018
4-Month
48.8°F
(9.3°C)
47.2°F
(8.4°C)
1.6°F
(0.9°C)
93rd Coolest
Coolest since:
1978
36th Warmest
Warmest since:
2012
Ties: 1953, 1985
Jan–May 2018
5-Month
44.1°F
(6.7°C)
43.3°F
(6.3°C)
0.8°F
(0.4°C)
78th Coolest
Coolest since:
1978
51st Warmest
Warmest since:
2012
Ties: 1931, 1950, 1967, 1995
Dec 2017–May 2018
6-Month
42.1°F
(5.6°C)
41.4°F
(5.2°C)
0.7°F
(0.4°C)
75th Coolest
Coolest since:
1978
53rd Warmest
Warmest since:
2012
Ties: 1967, 2010
Nov 2017–May 2018
7-Month
42.4°F
(5.8°C)
41.6°F
(5.3°C)
0.8°F
(0.5°C)
83rd Coolest
Coolest since:
1978
45th Warmest
Warmest since:
2012
Ties: 1925, 1967, 2013
Oct 2017–May 2018
8-Month
44.4°F
(6.9°C)
43.3°F
(6.3°C)
1.1°F
(0.6°C)
87th Coolest
Coolest since:
1978
41st Warmest
Warmest since:
2012
Ties: 2021
Sep 2017–May 2018
9-Month
47.2°F
(8.4°C)
45.9°F
(7.7°C)
1.3°F
(0.7°C)
98th Coolest
Coolest since:
1978
30th Warmest
Warmest since:
2012
Aug 2017–May 2018
10-Month
49.7°F
(9.8°C)
48.9°F
(9.4°C)
0.8°F
(0.4°C)
92nd Coolest
Coolest since:
1978
36th Warmest
Warmest since:
2012
Ties: 1934, 1938, 1953
Jul 2017–May 2018
11-Month
52.2°F
(11.2°C)
51.4°F
(10.8°C)
0.8°F
(0.4°C)
92nd Coolest
Coolest since:
1904
36th Warmest
Warmest since:
2012
Ties: 1919, 1941, 1950, 2011
Jun 2017–May 2018
12-Month
53.9°F
(12.2°C)
53.1°F
(11.7°C)
0.8°F
(0.5°C)
89th Coolest
Coolest since:
1904
39th Warmest
Warmest since:
2012
Ties: 1985, 2005, 2013
Dec 2016–May 2018
18-Month
51.2°F
(10.7°C)
49.2°F
(9.6°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1979
12th Warmest
Warmest since:
2017
Jun 2016–May 2018
24-Month
55.4°F
(13.0°C)
53.0°F
(11.7°C)
2.4°F
(1.3°C)
123rd Coolest
Coolest since:
1905, 1978
4th Warmest
Warmest since:
2017
Ties: 1955, 2000
Jun 2015–May 2018
36-Month
55.5°F
(13.1°C)
53.0°F
(11.7°C)
2.5°F
(1.4°C)
125th Coolest
Coolest since:
1979
1st Warmest
Warmest to Date
2018
Jun 2014–May 2018
48-Month
54.6°F
(12.6°C)
53.1°F
(11.7°C)
1.5°F
(0.9°C)
120th Coolest
Coolest since:
1980
5th Warmest
Warmest since:
2019
Ties: 1934, 1956, 2007, 2012
Jun 2013–May 2018
60-Month
53.9°F
(12.2°C)
53.1°F
(11.7°C)
0.8°F
(0.5°C)
97th Coolest
Coolest since:
1981
27th Warmest
Warmest since:
2020
Ties: 2000, 2017

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