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 August 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, May 2021

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
May 2021
1-Month
61.7°F
(16.5°C)
63.2°F
(17.3°C)
-1.5°F
(-0.8°C)
41st Coolest Coolest since: 2020 1924
87th Warmest Warmest since: 2019 2018
Ties: 1920, 1995
Apr–May 2021
2-Month
57.5°F
(14.2°C)
58.0°F
(14.4°C)
-0.5°F
(-0.2°C)
44th Coolest Coolest since: 2020 1907
84th Warmest Warmest since: 2019 1896
Ties: 1916
Mar–May 2021
3-Month
54.3°F
(12.4°C)
52.6°F
(11.4°C)
1.7°F
(1.0°C)
95th Coolest Coolest since: 2020 1960
33rd Warmest Warmest since: 2017 2012
Ties: 1959
Feb–May 2021
4-Month
46.8°F
(8.2°C)
47.3°F
(8.5°C)
-0.5°F
(-0.3°C)
51st Coolest Coolest since: 2015 1978
77th Warmest Warmest since: 2020 2012
Jan–May 2021
5-Month
43.7°F
(6.5°C)
43.4°F
(6.3°C)
0.3°F
(0.2°C)
67th Coolest Coolest since: 2015 1978
61st Warmest Warmest since: 2020 2012
Ties: 1981, 1989
Dec 2020–May 2021
6-Month
42.2°F
(5.7°C)
41.4°F
(5.2°C)
0.8°F
(0.5°C)
77th Coolest Coolest since: 2018 1978
50th Warmest Warmest since: 2020 2012
Ties: 1930
Nov 2020–May 2021
7-Month
43.0°F
(6.1°C)
41.5°F
(5.3°C)
1.5°F
(0.8°C)
98th Coolest Coolest since: 2020 1978
29th Warmest Warmest since: 2017 2012
Ties: 1939, 2010
Oct 2020–May 2021
8-Month
44.4°F
(6.9°C)
43.3°F
(6.3°C)
1.1°F
(0.6°C)
87th Coolest Coolest since: 2019 1978
40th Warmest Warmest since: 2020 2012
Ties: 2018
Sep 2020–May 2021
9-Month
46.9°F
(8.3°C)
46.0°F
(7.8°C)
0.9°F
(0.5°C)
92nd Coolest Coolest since: 2019 1978
35th Warmest Warmest since: 2020 2012
Ties: 1941, 1983
Aug 2020–May 2021
10-Month
49.5°F
(9.7°C)
48.9°F
(9.4°C)
0.6°F
(0.3°C)
83rd Coolest Coolest since: 2015 1978
44th Warmest Warmest since: 2020 2012
Ties: 1909, 1937, 1950, 1986
Jul 2020–May 2021
11-Month
52.0°F
(11.1°C)
51.3°F
(10.7°C)
0.7°F
(0.4°C)
84th Coolest Coolest since: 2019 1904
43rd Warmest Warmest since: 2020 2012
Ties: 1898, 1938, 2019
Jun 2020–May 2021
12-Month
53.8°F
(12.1°C)
53.1°F
(11.7°C)
0.7°F
(0.4°C)
85th Coolest Coolest since: 2015 1904
42nd Warmest Warmest since: 2020 2012
Ties: 1919
Dec 2019–May 2021
18-Month
50.5°F
(10.3°C)
49.2°F
(9.6°C)
1.3°F
(0.7°C)
103rd Coolest Coolest since: 2020 1979
23rd Warmest Warmest since: 2018 2017
Ties: 1950, 1953, 1974, 1987, 1988, 2003
Jun 2019–May 2021
24-Month
54.1°F
(12.3°C)
53.1°F
(11.7°C)
1.0°F
(0.6°C)
104th Coolest Coolest since: 2020 1905, 1978
22nd Warmest Warmest since: 2020 2017
Ties: 1939, 1950, 1988, 2005, 2020
Jun 2018–May 2021
36-Month
54.0°F
(12.2°C)
53.0°F
(11.7°C)
1.0°F
(0.5°C)
98th Coolest Coolest since: 2016 1979
27th Warmest Warmest since: 2020 2018
Ties: 1987, 1991, 1993, 1999, 2005
Jun 2017–May 2021
48-Month
54.0°F
(12.2°C)
53.0°F
(11.7°C)
1.0°F
(0.5°C)
100th Coolest Coolest since: 2017 1980
24th Warmest Warmest since: 2020 2019
Ties: 1923
Jun 2016–May 2021
60-Month
54.6°F
(12.6°C)
53.0°F
(11.7°C)
1.6°F
(0.9°C)
121st Coolest Coolest since: 2019 1981
2nd Warmest Warmest since: 2020 2020
Ties: 1935, 2002

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2021, retrieved on September 18, 2021 from https://www.ncdc.noaa.gov/cag/