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 1987

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 1987
1-Month
54.1°F
(12.3°C)
53.0°F
(11.7°C)
1.1°F
(0.6°C)
77th Coolest Coolest since: 1984 1907
50th Warmest Warmest since: 1986 1896
Mar–Apr 1987
2-Month
50.0°F
(10.0°C)
47.3°F
(8.5°C)
2.7°F
(1.5°C)
100th Coolest Coolest since: 1984 1926
27th Warmest Warmest since: 1986 2012
Feb–Apr 1987
3-Month
45.7°F
(7.6°C)
42.0°F
(5.6°C)
3.7°F
(2.0°C)
112th Coolest Coolest since: 1986 1899, 1978
15th Warmest Warmest since: 1977 2012
Jan–Apr 1987
4-Month
41.0°F
(5.0°C)
38.3°F
(3.5°C)
2.7°F
(1.5°C)
109th Coolest Coolest since: 1986 1912
18th Warmest Warmest since: 1986 2012
Ties: 1981, 1986
Dec 1986–Apr 1987
5-Month
39.4°F
(4.1°C)
36.9°F
(2.7°C)
2.5°F
(1.4°C)
107th Coolest Coolest since: 1986 1978
19th Warmest Warmest since: 1976 2012
Nov 1986–Apr 1987
6-Month
39.3°F
(4.1°C)
37.8°F
(3.2°C)
1.5°F
(0.9°C)
94th Coolest Coolest since: 1986 1904, 1912
32nd Warmest Warmest since: 1983 2012
Oct 1986–Apr 1987
7-Month
41.7°F
(5.4°C)
40.3°F
(4.6°C)
1.4°F
(0.8°C)
95th Coolest Coolest since: 1986 1912
31st Warmest Warmest since: 1983 2012
Ties: 1938, 1981
Sep 1986–Apr 1987
8-Month
45.3°F
(7.4°C)
43.7°F
(6.5°C)
1.6°F
(0.9°C)
102nd Coolest Coolest since: 1986 1904
24th Warmest Warmest since: 1976 2017
Aug 1986–Apr 1987
9-Month
48.1°F
(8.9°C)
47.1°F
(8.4°C)
1.0°F
(0.5°C)
90th Coolest Coolest since: 1986 1918
36th Warmest Warmest since: 1983 2017
Ties: 1983
Jul 1986–Apr 1987
10-Month
51.2°F
(10.7°C)
50.1°F
(10.1°C)
1.1°F
(0.6°C)
94th Coolest Coolest since: 1986 1918
32nd Warmest Warmest since: 1981 2012
Ties: 1922, 1948, 2008
Jun 1986–Apr 1987
11-Month
53.4°F
(11.9°C)
52.2°F
(11.2°C)
1.2°F
(0.7°C)
100th Coolest Coolest since: 1986 1904
26th Warmest Warmest since: 1981 2017
Ties: 1931, 1957, 2020
May 1986–Apr 1987
12-Month
54.4°F
(12.4°C)
53.1°F
(11.7°C)
1.3°F
(0.7°C)
104th Coolest Coolest since: 1986 1918
22nd Warmest Warmest since: 1981 2017
Ties: 1914, 1922
Nov 1985–Apr 1987
18-Month
49.0°F
(9.4°C)
48.0°F
(8.9°C)
1.0°F
(0.5°C)
99th Coolest Coolest since: 1986 1905
26th Warmest Warmest since: 1976 2017
Ties: 1915, 2011
May 1985–Apr 1987
24-Month
53.7°F
(12.1°C)
53.1°F
(11.7°C)
0.6°F
(0.4°C)
90th Coolest Coolest since: 1986 1905
35th Warmest Warmest since: 1974 2017
Ties: 1934, 1974, 2019
May 1984–Apr 1987
36-Month
53.7°F
(12.1°C)
53.1°F
(11.7°C)
0.6°F
(0.4°C)
85th Coolest Coolest since: 1986 1979
39th Warmest Warmest since: 1976 2018
Ties: 1922, 1924, 1993, 2003, 2005
May 1983–Apr 1987
48-Month
53.4°F
(11.9°C)
53.1°F
(11.7°C)
0.3°F
(0.2°C)
71st Coolest Coolest since: 1986 1980
52nd Warmest Warmest since: 1976 2019
Ties: 1925, 1950, 1966, 1994, 1999, 2016
May 1982–Apr 1987
60-Month
53.5°F
(11.9°C)
53.1°F
(11.7°C)
0.4°F
(0.2°C)
74th Coolest Coolest since: 1986 1906
48th Warmest Warmest since: 1976 2020
Ties: 1924, 1932, 1949, 1988, 1995, 1999

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/