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


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, April 2004

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
April 2004
1-Month
56.9°F
(13.8°C)
55.3°F
(12.9°C)
1.6°F
(0.9°C)
81st Coolest Coolest since: 2000 1907
47th Warmest Warmest since: 2003 1896
Mar–Apr 2004
2-Month
53.4°F
(11.9°C)
49.9°F
(9.9°C)
3.5°F
(2.0°C)
108th Coolest Coolest since: 2003 1926, 1960
20th Warmest Warmest since: 1991 2012
Ties: 1981, 1986
Feb–Apr 2004
3-Month
47.3°F
(8.5°C)
45.0°F
(7.2°C)
2.3°F
(1.3°C)
101st Coolest Coolest since: 2003 1899
27th Warmest Warmest since: 2000 2012
Ties: 1955, 2011
Jan–Apr 2004
4-Month
43.2°F
(6.2°C)
41.4°F
(5.2°C)
1.8°F
(1.0°C)
93rd Coolest Coolest since: 2003 1978
35th Warmest Warmest since: 2002 2012
Ties: 1973
Dec 2003–Apr 2004
5-Month
42.2°F
(5.7°C)
40.1°F
(4.5°C)
2.1°F
(1.2°C)
103rd Coolest Coolest since: 2003 1978
24th Warmest Warmest since: 2002 2012
Nov 2003–Apr 2004
6-Month
43.4°F
(6.3°C)
40.9°F
(4.9°C)
2.5°F
(1.4°C)
111th Coolest Coolest since: 2003 1912
16th Warmest Warmest since: 2002 2012
Ties: 1995
Oct 2003–Apr 2004
7-Month
45.4°F
(7.4°C)
43.2°F
(6.2°C)
2.2°F
(1.2°C)
108th Coolest Coolest since: 2003 1899, 1978
19th Warmest Warmest since: 2002 2012
Ties: 1991
Sep 2003–Apr 2004
8-Month
48.0°F
(8.9°C)
46.5°F
(8.1°C)
1.5°F
(0.8°C)
104th Coolest Coolest since: 2003 1918
23rd Warmest Warmest since: 2002 2017
Ties: 1925, 1998
Aug 2003–Apr 2004
9-Month
51.3°F
(10.7°C)
49.7°F
(9.8°C)
1.6°F
(0.9°C)
104th Coolest Coolest since: 2003 1918
23rd Warmest Warmest since: 2002 2017
Ties: 1919
Jul 2003–Apr 2004
10-Month
54.0°F
(12.2°C)
52.6°F
(11.4°C)
1.4°F
(0.8°C)
107th Coolest Coolest since: 2003 1918
20th Warmest Warmest since: 2002 2012
Ties: 1991
Jun 2003–Apr 2004
11-Month
55.4°F
(13.0°C)
54.6°F
(12.6°C)
0.8°F
(0.4°C)
90th Coolest Coolest since: 2003 1918
37th Warmest Warmest since: 2002 2012, 2017
Ties: 1898, 1923, 1946, 1987, 2013, 2021
May 2003–Apr 2004
12-Month
56.1°F
(13.4°C)
55.4°F
(13.0°C)
0.7°F
(0.4°C)
86th Coolest Coolest since: 2003 1918
41st Warmest Warmest since: 2002 2012, 2017
Ties: 1909, 1915, 1995, 2021
Nov 2002–Apr 2004
18-Month
50.9°F
(10.5°C)
50.6°F
(10.3°C)
0.3°F
(0.2°C)
76th Coolest Coolest since: 1998 1979
50th Warmest Warmest since: 2003 2017
Ties: 1938, 1943, 1967, 1981, 1986, 1990, 1995
May 2002–Apr 2004
24-Month
55.9°F
(13.3°C)
55.4°F
(13.0°C)
0.5°F
(0.3°C)
86th Coolest Coolest since: 1998 1978
40th Warmest Warmest since: 2003 2017
Ties: 1953, 1991
May 2001–Apr 2004
36-Month
56.3°F
(13.5°C)
55.4°F
(13.0°C)
0.9°F
(0.5°C)
99th Coolest Coolest since: 2003 1979
26th Warmest Warmest since: 2002 2018
May 2000–Apr 2004
48-Month
56.0°F
(13.3°C)
55.4°F
(13.0°C)
0.6°F
(0.3°C)
87th Coolest Coolest since: 1999 1980
37th Warmest Warmest since: 2003 2019
Ties: 1990, 1991
May 1999–Apr 2004
60-Month
56.3°F
(13.5°C)
55.3°F
(12.9°C)
1.0°F
(0.6°C)
102nd Coolest Coolest since: 2001 1980, 1981
21st Warmest Warmest since: 2003 2020
Ties: 1923, 1992, 2001, 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published May 2021, retrieved on May 9, 2021 from https://www.ncdc.noaa.gov/cag/