Climate at a Glance

Statewide 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 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, April 1941

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1941
1-Month
55.8°F
(13.2°C)
51.5°F
(10.8°C)
4.3°F
(2.4°C)
111th Coolest Coolest since: 1940 1907
15th Warmest Warmest since: 1925 2010
Ties: 1948
Mar–Apr 1941
2-Month
45.5°F
(7.5°C)
45.7°F
(7.6°C)
-0.2°F
(-0.1°C)
62nd Coolest Coolest since: 1940 1926
64th Warmest Warmest since: 1938 2012
Ties: 1902
Feb–Apr 1941
3-Month
39.1°F
(3.9°C)
40.1°F
(4.5°C)
-1.0°F
(-0.6°C)
43rd Coolest Coolest since: 1940 1978
83rd Warmest Warmest since: 1939 2012
Ties: 1972
Jan–Apr 1941
4-Month
36.6°F
(2.6°C)
36.5°F
(2.5°C)
0.1°F
(0.1°C)
63rd Coolest Coolest since: 1940 1912
63rd Warmest Warmest since: 1939 2012
Ties: 1928, 1956
Dec 1940–Apr 1941
5-Month
36.1°F
(2.3°C)
35.1°F
(1.7°C)
1.0°F
(0.6°C)
82nd Coolest Coolest since: 1940 1978
43rd Warmest Warmest since: 1939 2012
Ties: 1935, 2013
Nov 1940–Apr 1941
6-Month
36.4°F
(2.4°C)
36.0°F
(2.2°C)
0.4°F
(0.2°C)
70th Coolest Coolest since: 1940 1904
55th Warmest Warmest since: 1939 2012
Ties: 1907, 1933, 1986
Oct 1940–Apr 1941
7-Month
39.6°F
(4.2°C)
38.7°F
(3.7°C)
0.9°F
(0.5°C)
87th Coolest Coolest since: 1940 1904
38th Warmest Warmest since: 1939 2012
Ties: 1949, 1950
Sep 1940–Apr 1941
8-Month
42.8°F
(6.0°C)
42.1°F
(5.6°C)
0.7°F
(0.4°C)
81st Coolest Coolest since: 1940 1904
44th Warmest Warmest since: 1939 2017
Ties: 1914, 1934, 1948, 1985, 2010
Aug 1940–Apr 1941
9-Month
46.3°F
(7.9°C)
45.6°F
(7.6°C)
0.7°F
(0.3°C)
82nd Coolest Coolest since: 1940 1904
43rd Warmest Warmest since: 1939 2017
Ties: 1925, 1989
Jul 1940–Apr 1941
10-Month
49.3°F
(9.6°C)
48.6°F
(9.2°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 1940 1904
43rd Warmest Warmest since: 1939 2012
Ties: 1945, 1990, 2011
Jun 1940–Apr 1941
11-Month
51.4°F
(10.8°C)
50.7°F
(10.4°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 1940 1904
43rd Warmest Warmest since: 1939 2017
Ties: 1949, 1985
May 1940–Apr 1941
12-Month
52.0°F
(11.1°C)
51.6°F
(10.9°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 1940 1918
50th Warmest Warmest since: 1939 2012, 2017
Ties: 1898, 1933, 1985, 2003
Nov 1939–Apr 1941
18-Month
45.9°F
(7.7°C)
46.4°F
(8.0°C)
-0.5°F
(-0.3°C)
36th Coolest Coolest since: 1937 1905
88th Warmest Warmest since: 1940 2017
Ties: 1908, 1926, 1937
May 1939–Apr 1941
24-Month
51.7°F
(10.9°C)
51.7°F
(10.9°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 1937 1905
69th Warmest Warmest since: 1940 2017
Ties: 1910, 1965, 1975, 1998
May 1938–Apr 1941
36-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 1938 1979
44th Warmest Warmest since: 1940 2018
Ties: 1944, 1950
May 1937–Apr 1941
48-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
87th Coolest Coolest since: 1939 1980
35th Warmest Warmest since: 1940 2019
Ties: 1937, 1993, 2011, 2015
May 1936–Apr 1941
60-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
92nd Coolest Coolest since: 1940 1906
29th Warmest Warmest since: 1936 1935, 2002
Ties: 1989, 1990

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 5, 2019 from https://www.ncdc.noaa.gov/cag/