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


Illinois, Climate Division 6. West Southwest

Average Temperature Rankings, April 2015

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 2015
1-Month
56.1°F
(13.4°C)
53.0°F
(11.7°C)
3.1°F
(1.7°C)
101st Coolest Coolest since: 2014 1907
26th Warmest Warmest since: 2012 1896
Mar–Apr 2015
2-Month
48.1°F
(8.9°C)
47.3°F
(8.5°C)
0.8°F
(0.4°C)
76th Coolest Coolest since: 2014 1926
51st Warmest Warmest since: 2012 2012
Ties: 1959
Feb–Apr 2015
3-Month
39.4°F
(4.1°C)
42.0°F
(5.6°C)
-2.6°F
(-1.5°C)
24th Coolest Coolest since: 2014 1899, 1978
103rd Warmest Warmest since: 2013 2012
Ties: 1905, 1950, 1975, 1989
Jan–Apr 2015
4-Month
36.6°F
(2.6°C)
38.3°F
(3.5°C)
-1.7°F
(-0.9°C)
25th Coolest Coolest since: 2014 1912
102nd Warmest Warmest since: 2013 2012
Ties: 1900
Dec 2014–Apr 2015
5-Month
36.3°F
(2.4°C)
36.9°F
(2.7°C)
-0.6°F
(-0.3°C)
41st Coolest Coolest since: 2014 1978
85th Warmest Warmest since: 2013 2012
Ties: 1903, 1910, 1937, 1961, 2008
Nov 2014–Apr 2015
6-Month
36.2°F
(2.3°C)
37.7°F
(3.2°C)
-1.5°F
(-0.9°C)
23rd Coolest Coolest since: 2014 1904, 1912
103rd Warmest Warmest since: 2013 2012
Oct 2014–Apr 2015
7-Month
39.0°F
(3.9°C)
40.3°F
(4.6°C)
-1.3°F
(-0.7°C)
22nd Coolest Coolest since: 2014 1912
104th Warmest Warmest since: 2013 2012
Ties: 1958
Sep 2014–Apr 2015
8-Month
42.4°F
(5.8°C)
43.8°F
(6.6°C)
-1.4°F
(-0.8°C)
21st Coolest Coolest since: 2014 1904
105th Warmest Warmest since: 2013 2017
Ties: 1944, 1994
Aug 2014–Apr 2015
9-Month
46.0°F
(7.8°C)
47.2°F
(8.4°C)
-1.2°F
(-0.6°C)
20th Coolest Coolest since: 2014 1918
106th Warmest Warmest since: 2013 2017
Ties: 1940, 1975
Jul 2014–Apr 2015
10-Month
48.5°F
(9.2°C)
50.2°F
(10.1°C)
-1.7°F
(-0.9°C)
15th Coolest Coolest since: 2014 1918
111th Warmest Warmest since: 2013 2012
Ties: 1993
Jun 2014–Apr 2015
11-Month
50.8°F
(10.4°C)
52.2°F
(11.2°C)
-1.4°F
(-0.8°C)
16th Coolest Coolest since: 2014 1904
110th Warmest Warmest since: 2013 2017
May 2014–Apr 2015
12-Month
52.0°F
(11.1°C)
53.1°F
(11.7°C)
-1.1°F
(-0.6°C)
21st Coolest Coolest since: 2014 1918
105th Warmest Warmest since: 2013 2017
Ties: 1930, 1969, 1975
Nov 2013–Apr 2015
18-Month
46.0°F
(7.8°C)
48.0°F
(8.9°C)
-2.0°F
(-1.1°C)
5th Coolest Coolest since: 1980 1905
120th Warmest Warmest since: 2014 2017
Ties: 1904, 1913, 1980
May 2013–Apr 2015
24-Month
51.6°F
(10.9°C)
53.2°F
(11.8°C)
-1.6°F
(-0.9°C)
6th Coolest Coolest since: 1980 1905
119th Warmest Warmest since: 2014 2017
Ties: 1969, 1980
May 2012–Apr 2015
36-Month
52.4°F
(11.3°C)
53.1°F
(11.7°C)
-0.7°F
(-0.4°C)
17th Coolest Coolest since: 1980 1979
107th Warmest Warmest since: 2014 2018
Ties: 1930
May 2011–Apr 2015
48-Month
53.6°F
(12.0°C)
53.1°F
(11.7°C)
0.5°F
(0.3°C)
83rd Coolest Coolest since: 2011 1980
40th Warmest Warmest since: 2014 2019
Ties: 1944, 1974, 1976, 1993
May 2010–Apr 2015
60-Month
53.7°F
(12.1°C)
53.1°F
(11.7°C)
0.6°F
(0.4°C)
86th Coolest Coolest since: 2011 1906
36th Warmest Warmest since: 2014 2020
Ties: 1925, 1933, 1945, 1946, 1976, 1990, 1993

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published November 2020, retrieved on December 2, 2020 from https://www.ncdc.noaa.gov/cag/