Climate at a Glance

Divisional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of May 2019. For more information, please see Climatological Rankings.


Illinois, Climate Division 9. Southeast

Average Temperature Rankings, May 2018

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 2018
1-Month
72.9°F
(22.7°C)
65.0°F
(18.3°C)
7.9°F
(4.4°C)
125th Coolest Coolest since: 2017 1924
1st Warmest Warmest to Date 2018
Apr–May 2018
2-Month
61.4°F
(16.3°C)
60.2°F
(15.7°C)
1.2°F
(0.6°C)
85th Coolest Coolest since: 2016 1907
41st Warmest Warmest since: 2017 1896
Ties: 1899, 1903
Mar–May 2018
3-Month
55.4°F
(13.0°C)
55.0°F
(12.8°C)
0.4°F
(0.2°C)
68th Coolest Coolest since: 2014 1960
58th Warmest Warmest since: 2017 2012
Ties: 1934, 1988
Feb–May 2018
4-Month
51.4°F
(10.8°C)
49.9°F
(9.9°C)
1.5°F
(0.9°C)
89th Coolest Coolest since: 2015 1978
37th Warmest Warmest since: 2017 2012
Ties: 1932, 1990
Jan–May 2018
5-Month
46.8°F
(8.2°C)
46.3°F
(7.9°C)
0.5°F
(0.3°C)
73rd Coolest Coolest since: 2015 1978
53rd Warmest Warmest since: 2017 2012
Ties: 1973, 2010
Dec 2017–May 2018
6-Month
44.8°F
(7.1°C)
44.4°F
(6.9°C)
0.4°F
(0.2°C)
71st Coolest Coolest since: 2015 1978
54th Warmest Warmest since: 2017 2012
Ties: 1990
Nov 2017–May 2018
7-Month
45.0°F
(7.2°C)
44.4°F
(6.9°C)
0.6°F
(0.3°C)
75th Coolest Coolest since: 2015 1978
50th Warmest Warmest since: 2017 2012
Ties: 1911
Oct 2017–May 2018
8-Month
46.9°F
(8.3°C)
46.1°F
(7.8°C)
0.8°F
(0.5°C)
86th Coolest Coolest since: 2015 1978
39th Warmest Warmest since: 2017 2012
Sep 2017–May 2018
9-Month
49.6°F
(9.8°C)
48.7°F
(9.3°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 2015 1978
35th Warmest Warmest since: 2017 2017
Ties: 1986, 2007
Aug 2017–May 2018
10-Month
51.9°F
(11.1°C)
51.3°F
(10.7°C)
0.6°F
(0.4°C)
75th Coolest Coolest since: 2015 1978
50th Warmest Warmest since: 2017 2017
Ties: 1911, 1950, 1981
Jul 2017–May 2018
11-Month
54.4°F
(12.4°C)
53.8°F
(12.1°C)
0.6°F
(0.3°C)
80th Coolest Coolest since: 2015 1977
45th Warmest Warmest since: 2017 2012, 2017
Ties: 1901, 1909, 1925, 1931, 1950
Jun 2017–May 2018
12-Month
56.0°F
(13.3°C)
55.4°F
(13.0°C)
0.6°F
(0.3°C)
78th Coolest Coolest since: 2015 1977
47th Warmest Warmest since: 2017 2012, 2017
Ties: 1896, 1903, 1909, 1925, 1931, 2003
Dec 2016–May 2018
18-Month
53.7°F
(12.1°C)
51.7°F
(10.9°C)
2.0°F
(1.2°C)
115th Coolest Coolest since: 2016 1979
9th Warmest Warmest since: 2017 2017
Ties: 1954, 1955, 1992
Jun 2016–May 2018
24-Month
57.8°F
(14.3°C)
55.4°F
(13.0°C)
2.4°F
(1.3°C)
120th Coolest Coolest since: 2016 1978
4th Warmest Warmest since: 2017 2017
Jun 2015–May 2018
36-Month
57.9°F
(14.4°C)
55.4°F
(13.0°C)
2.5°F
(1.4°C)
122nd Coolest Coolest since: 2017 1979
1st Warmest Warmest to Date 2018
Jun 2014–May 2018
48-Month
57.0°F
(13.9°C)
55.4°F
(13.0°C)
1.6°F
(0.9°C)
119th Coolest Coolest since: 2017 1980
3rd Warmest Warmest since: 1935 2019
Ties: 1934
Jun 2013–May 2018
60-Month
56.3°F
(13.5°C)
55.4°F
(13.0°C)
0.9°F
(0.5°C)
102nd Coolest Coolest since: 2015 1980, 1981
19th Warmest Warmest since: 2017 1935
Ties: 1925, 1933, 1937, 1938, 1939, 2010, 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published June 2019, retrieved on June 20, 2019 from https://www.ncdc.noaa.gov/cag/