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 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, September 2015

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 2015
1-Month
70.4°F
(21.3°C)
67.4°F
(19.7°C)
3.0°F
(1.6°C)
102nd Coolest Coolest since: 2014 1918
25th Warmest Warmest since: 2007 1925
Aug–Sep 2015
2-Month
71.4°F
(21.9°C)
70.8°F
(21.6°C)
0.6°F
(0.3°C)
82nd Coolest Coolest since: 2014 1967
45th Warmest Warmest since: 2010 1936
Ties: 1905, 1914, 1937
Jul–Sep 2015
3-Month
72.6°F
(22.6°C)
72.6°F
(22.6°C)
0.0°F
(0.0°C)
64th Coolest Coolest since: 2014 1967
63rd Warmest Warmest since: 2012 1936
Jun–Sep 2015
4-Month
72.7°F
(22.6°C)
72.6°F
(22.6°C)
0.1°F
(0.0°C)
63rd Coolest Coolest since: 2014 1967
64th Warmest Warmest since: 2012 1936
Ties: 1897, 1916, 1968, 2008, 2020
May–Sep 2015
5-Month
71.4°F
(21.9°C)
70.7°F
(21.5°C)
0.7°F
(0.4°C)
84th Coolest Coolest since: 2014 1924
43rd Warmest Warmest since: 2012 1936
Ties: 1932
Apr–Sep 2015
6-Month
68.7°F
(20.4°C)
67.7°F
(19.8°C)
1.0°F
(0.6°C)
88th Coolest Coolest since: 2014 1907
39th Warmest Warmest since: 2012 2010
Ties: 1952, 1970, 1999
Mar–Sep 2015
7-Month
64.5°F
(18.1°C)
64.0°F
(17.8°C)
0.5°F
(0.3°C)
80th Coolest Coolest since: 2014 1924
47th Warmest Warmest since: 2012 2012
Ties: 1931, 1948, 1999, 2001
Feb–Sep 2015
8-Month
59.1°F
(15.1°C)
60.0°F
(15.6°C)
-0.9°F
(-0.5°C)
31st Coolest Coolest since: 2014 1904, 1924
96th Warmest Warmest since: 2013 2012
Ties: 1910, 1916, 1937, 1969, 1971, 1984
Jan–Sep 2015
9-Month
55.6°F
(13.1°C)
56.4°F
(13.6°C)
-0.8°F
(-0.5°C)
39th Coolest Coolest since: 2014 1979
88th Warmest Warmest since: 2013 2012
Ties: 1923
Dec 2014–Sep 2015
10-Month
53.6°F
(12.0°C)
53.9°F
(12.2°C)
-0.3°F
(-0.2°C)
48th Coolest Coolest since: 2014 1904
78th Warmest Warmest since: 2013 2012
Ties: 1950, 1964, 1974, 2008
Nov 2014–Sep 2015
11-Month
51.9°F
(11.1°C)
52.8°F
(11.6°C)
-0.9°F
(-0.5°C)
28th Coolest Coolest since: 2014 1904
98th Warmest Warmest since: 2013 2012
Ties: 1926, 1961, 1969
Oct 2014–Sep 2015
12-Month
52.2°F
(11.2°C)
53.0°F
(11.7°C)
-0.8°F
(-0.5°C)
29th Coolest Coolest since: 2014 1904
97th Warmest Warmest since: 2013 2012
Ties: 1967, 1969, 1997, 2003
Apr 2014–Sep 2015
18-Month
57.2°F
(14.0°C)
57.9°F
(14.4°C)
-0.7°F
(-0.4°C)
30th Coolest Coolest since: 2014 1918
96th Warmest Warmest since: 2013 2012
Ties: 1940, 1963, 1969
Oct 2013–Sep 2015
24-Month
51.5°F
(10.8°C)
53.1°F
(11.7°C)
-1.6°F
(-0.9°C)
6th Coolest Coolest since: 1979 1979
119th Warmest Warmest since: 2014 2017
Oct 2012–Sep 2015
36-Month
52.1°F
(11.2°C)
53.1°F
(11.7°C)
-1.0°F
(-0.5°C)
9th Coolest Coolest since: 1981 1979
115th Warmest Warmest since: 2014 2018
Ties: 1912, 1928, 1969, 1971, 1981
Oct 2011–Sep 2015
48-Month
53.5°F
(11.9°C)
53.1°F
(11.7°C)
0.4°F
(0.2°C)
81st Coolest Coolest since: 1999 1980
42nd Warmest Warmest since: 2014 2019
Ties: 1949, 1987, 1994, 1998, 1999
Oct 2010–Sep 2015
60-Month
53.5°F
(11.9°C)
53.0°F
(11.7°C)
0.5°F
(0.2°C)
74th Coolest Coolest since: 1998 1982
48th Warmest Warmest since: 2014 2020
Ties: 1922, 1938, 1941, 1944, 1976

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published June 2021, retrieved on June 25, 2021 from https://www.ncdc.noaa.gov/cag/