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, August 2018

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 2018
1-Month
75.1°F
(23.9°C)
74.2°F
(23.4°C)
0.9°F
(0.5°C)
84th Coolest
Coolest since:
1915
45th Warmest
Warmest since:
1947
Jul–Aug 2018
2-Month
75.4°F
(24.1°C)
75.3°F
(24.1°C)
0.1°F
(0.0°C)
72nd Coolest
Coolest since:
1915, 1967
57th Warmest
Warmest since:
1936
Ties: 2019
Jun–Aug 2018
3-Month
75.5°F
(24.2°C)
74.3°F
(23.5°C)
1.2°F
(0.7°C)
98th Coolest
Coolest since:
1927
31st Warmest
Warmest since:
1936
Ties: 1919, 1932, 1993
May–Aug 2018
4-Month
74.8°F
(23.8°C)
71.6°F
(22.0°C)
3.2°F
(1.8°C)
124th Coolest
Coolest since:
1915
5th Warmest
Warmest since:
1936
Apr–Aug 2018
5-Month
69.1°F
(20.6°C)
67.8°F
(19.9°C)
1.3°F
(0.7°C)
98th Coolest
Coolest since:
1907
31st Warmest
Warmest since:
2010
Mar–Aug 2018
6-Month
64.4°F
(18.0°C)
63.5°F
(17.5°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1960
37th Warmest
Warmest since:
2012
Ties: 1896, 1944, 1949, 2002
Feb–Aug 2018
7-Month
60.3°F
(15.7°C)
58.9°F
(14.9°C)
1.4°F
(0.8°C)
105th Coolest
Coolest since:
1904
24th Warmest
Warmest since:
2012
Ties: 1922, 1959, 1986, 2007
Jan–Aug 2018
8-Month
55.9°F
(13.3°C)
55.0°F
(12.8°C)
0.9°F
(0.5°C)
87th Coolest
Coolest since:
1978
42nd Warmest
Warmest since:
2012
Ties: 1939, 1943, 1983, 2001
Dec 2017–Aug 2018
9-Month
53.2°F
(11.8°C)
52.3°F
(11.3°C)
0.9°F
(0.5°C)
83rd Coolest
Coolest since:
1904
45th Warmest
Warmest since:
2012
Ties: 2004, 2019, 2021
Nov 2017–Aug 2018
10-Month
52.3°F
(11.3°C)
51.3°F
(10.7°C)
1.0°F
(0.6°C)
91st Coolest
Coolest since:
1904
37th Warmest
Warmest since:
2012
Ties: 1931, 1941, 1957
Oct 2017–Aug 2018
11-Month
52.9°F
(11.6°C)
51.7°F
(10.9°C)
1.2°F
(0.7°C)
97th Coolest
Coolest since:
1904
31st Warmest
Warmest since:
2012
Ties: 1922, 1925
Sep 2017–Aug 2018
12-Month
54.3°F
(12.4°C)
53.1°F
(11.7°C)
1.2°F
(0.7°C)
99th Coolest
Coolest since:
1904
29th Warmest
Warmest since:
2012
Mar 2017–Aug 2018
18-Month
57.8°F
(14.3°C)
56.6°F
(13.7°C)
1.2°F
(0.6°C)
101st Coolest
Coolest since:
1904
27th Warmest
Warmest since:
2012
Ties: 1953
Sep 2016–Aug 2018
24-Month
55.4°F
(13.0°C)
53.1°F
(11.7°C)
2.3°F
(1.3°C)
124th Coolest
Coolest since:
1979
3rd Warmest
Warmest since:
2017
Sep 2015–Aug 2018
36-Month
55.7°F
(13.2°C)
53.1°F
(11.7°C)
2.6°F
(1.5°C)
125th Coolest
Coolest since:
1979
1st Warmest
Warmest to Date
2018
Sep 2014–Aug 2018
48-Month
54.7°F
(12.6°C)
53.0°F
(11.7°C)
1.7°F
(0.9°C)
121st Coolest
Coolest since:
1980
4th Warmest
Warmest since:
2019
Ties: 1935, 2002, 2007, 2008, 2013, 2020
Sep 2013–Aug 2018
60-Month
54.0°F
(12.2°C)
53.0°F
(11.7°C)
1.0°F
(0.5°C)
104th Coolest
Coolest since:
1906, 1981, 1982
20th Warmest
Warmest since:
2020
Ties: 2001, 2004, 2005, 2014

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