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 January 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 5. East

Average Temperature Rankings, August 2015

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
August 2015
1-Month
70.7°F
(21.5°C)
72.1°F
(22.3°C)
-1.4°F
(-0.8°C)
34th Coolest Coolest since: 2009 1915
92nd Warmest Warmest since: 2014 1947
Ties: 1974, 1981, 2008
Jul–Aug 2015
2-Month
71.6°F
(22.0°C)
73.2°F
(22.9°C)
-1.6°F
(-0.9°C)
26th Coolest Coolest since: 2014 1915
100th Warmest Warmest since: 2013 1936
Ties: 1907
Jun–Aug 2015
3-Month
71.3°F
(21.8°C)
72.3°F
(22.4°C)
-1.0°F
(-0.6°C)
33rd Coolest Coolest since: 2014 1915
93rd Warmest Warmest since: 2013 1936
Ties: 1897, 1962, 2003
May–Aug 2015
4-Month
69.7°F
(20.9°C)
69.5°F
(20.8°C)
0.2°F
(0.1°C)
65th Coolest Coolest since: 2014 1915
61st Warmest Warmest since: 2012 1934
Ties: 2000
Apr–Aug 2015
5-Month
66.3°F
(19.1°C)
65.5°F
(18.6°C)
0.8°F
(0.5°C)
79th Coolest Coolest since: 2014 1907
47th Warmest Warmest since: 2012 1991
Ties: 1970, 1983
Mar–Aug 2015
6-Month
61.3°F
(16.3°C)
61.0°F
(16.1°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 2014 1904, 1907
52nd Warmest Warmest since: 2012 2012
Ties: 1898, 1957, 1980, 1981
Feb–Aug 2015
7-Month
55.0°F
(12.8°C)
56.2°F
(13.4°C)
-1.2°F
(-0.6°C)
28th Coolest Coolest since: 2014 1904
98th Warmest Warmest since: 2013 2012
Ties: 1897, 1989
Jan–Aug 2015
8-Month
51.0°F
(10.6°C)
52.1°F
(11.2°C)
-1.1°F
(-0.6°C)
24th Coolest Coolest since: 2014 1904, 1912
102nd Warmest Warmest since: 2013 2012
Ties: 1926, 1950, 1997
Dec 2014–Aug 2015
9-Month
49.0°F
(9.4°C)
49.5°F
(9.7°C)
-0.5°F
(-0.3°C)
46th Coolest Coolest since: 2014 1904
79th Warmest Warmest since: 2013 2012
Ties: 1977
Nov 2014–Aug 2015
10-Month
47.5°F
(8.6°C)
48.5°F
(9.2°C)
-1.0°F
(-0.6°C)
26th Coolest Coolest since: 2014 1904
99th Warmest Warmest since: 2013 2012
Ties: 1927, 1936
Oct 2014–Aug 2015
11-Month
48.0°F
(8.9°C)
49.0°F
(9.4°C)
-1.0°F
(-0.5°C)
29th Coolest Coolest since: 2014 1904
96th Warmest Warmest since: 2013 2012
Ties: 1910, 1936
Sep 2014–Aug 2015
12-Month
49.3°F
(9.6°C)
50.3°F
(10.2°C)
-1.0°F
(-0.6°C)
28th Coolest Coolest since: 2014 1904
97th Warmest Warmest since: 2013 2012
Ties: 1927, 1984
Mar 2014–Aug 2015
18-Month
52.9°F
(11.6°C)
53.9°F
(12.2°C)
-1.0°F
(-0.6°C)
24th Coolest Coolest since: 2014 1904
101st Warmest Warmest since: 2013 2012
Ties: 1916, 1977
Sep 2013–Aug 2015
24-Month
48.8°F
(9.3°C)
50.3°F
(10.2°C)
-1.5°F
(-0.9°C)
6th Coolest Coolest since: 1979 1905
118th Warmest Warmest since: 2014 2017
Ties: 1903
Sep 2012–Aug 2015
36-Month
49.5°F
(9.7°C)
50.3°F
(10.2°C)
-0.8°F
(-0.5°C)
17th Coolest Coolest since: 1980 1904
106th Warmest Warmest since: 2014 2018
Ties: 1899, 1927, 1928, 1960, 1963, 1969
Sep 2011–Aug 2015
48-Month
50.9°F
(10.5°C)
50.3°F
(10.2°C)
0.6°F
(0.3°C)
84th Coolest Coolest since: 2011 1905
38th Warmest Warmest since: 2014 2019
Ties: 1941, 1944, 1949, 1954, 1975, 1976, 1986, 2011
Sep 2010–Aug 2015
60-Month
50.9°F
(10.5°C)
50.3°F
(10.2°C)
0.6°F
(0.3°C)
79th Coolest Coolest since: 1998 1906
42nd Warmest Warmest since: 2014 2002
Ties: 1943, 1994

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published February 2020, retrieved on February 19, 2020 from https://www.ncdc.noaa.gov/cag/