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


Illinois, Climate Division 1. Northwest

Average Temperature Rankings, April 1946

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1946
1-Month
52.0°F
(11.1°C)
48.3°F
(9.1°C)
3.7°F
(2.0°C)
106th Coolest Coolest since: 1945 2018
20th Warmest Warmest since: 1942 2010
Ties: 1987
Mar–Apr 1946
2-Month
49.0°F
(9.4°C)
42.0°F
(5.6°C)
7.0°F
(3.8°C)
124th Coolest Coolest since: 1945 1926
2nd Warmest Warmest to Date 2012
Feb–Apr 1946
3-Month
41.6°F
(5.3°C)
36.0°F
(2.2°C)
5.6°F
(3.1°C)
119th Coolest Coolest since: 1945 1912, 2014
7th Warmest Warmest since: 1938 2012
Ties: 1938
Jan–Apr 1946
4-Month
37.4°F
(3.0°C)
32.0°F
(0.0°C)
5.4°F
(3.0°C)
118th Coolest Coolest since: 1945 1912
8th Warmest Warmest since: 1921 2012
Dec 1945–Apr 1946
5-Month
33.6°F
(0.9°C)
30.6°F
(-0.8°C)
3.0°F
(1.7°C)
106th Coolest Coolest since: 1945 1979
19th Warmest Warmest since: 1942 2012
Ties: 1932, 1938, 1942
Nov 1945–Apr 1946
6-Month
34.1°F
(1.2°C)
31.7°F
(-0.2°C)
2.4°F
(1.4°C)
100th Coolest Coolest since: 1945 1912
25th Warmest Warmest since: 1942 2012
Oct 1945–Apr 1946
7-Month
36.2°F
(2.3°C)
34.5°F
(1.4°C)
1.7°F
(0.9°C)
98th Coolest Coolest since: 1945 1912
27th Warmest Warmest since: 1942 2012
Ties: 1981
Sep 1945–Apr 1946
8-Month
39.5°F
(4.2°C)
38.2°F
(3.4°C)
1.3°F
(0.8°C)
97th Coolest Coolest since: 1945 1904, 1912
28th Warmest Warmest since: 1942 2017
Ties: 1928, 1964
Aug 1945–Apr 1946
9-Month
43.0°F
(6.1°C)
41.8°F
(5.4°C)
1.2°F
(0.7°C)
96th Coolest Coolest since: 1945 1904
29th Warmest Warmest since: 1942 2017
Ties: 1914, 1955
Jul 1945–Apr 1946
10-Month
45.8°F
(7.7°C)
45.0°F
(7.2°C)
0.8°F
(0.5°C)
87th Coolest Coolest since: 1944 1904
38th Warmest Warmest since: 1945 2012
Ties: 1898, 1937, 1957, 2003
Jun 1945–Apr 1946
11-Month
47.6°F
(8.7°C)
47.2°F
(8.4°C)
0.4°F
(0.3°C)
73rd Coolest Coolest since: 1944 1904
52nd Warmest Warmest since: 1945 2012, 2017
Ties: 1896, 2010
May 1945–Apr 1946
12-Month
48.1°F
(8.9°C)
48.2°F
(9.0°C)
-0.1°F
(-0.1°C)
53rd Coolest Coolest since: 1944 1918
72nd Warmest Warmest since: 1945 2012, 2017
Ties: 1913, 1971, 2001
Nov 1944–Apr 1946
18-Month
43.0°F
(6.1°C)
42.7°F
(5.9°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1944 1918
50th Warmest Warmest since: 1945 2017
Ties: 1898, 1943
May 1944–Apr 1946
24-Month
48.9°F
(9.4°C)
48.2°F
(9.0°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 1945 1905
37th Warmest Warmest since: 1943 2017
Ties: 1943, 2011
May 1943–Apr 1946
36-Month
48.5°F
(9.2°C)
48.1°F
(8.9°C)
0.4°F
(0.3°C)
75th Coolest Coolest since: 1945 1918
48th Warmest Warmest since: 1944 2000
Ties: 1947, 1950, 1973, 1983, 2011
May 1942–Apr 1946
48-Month
48.2°F
(9.0°C)
48.2°F
(9.0°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1931 1980
71st Warmest Warmest since: 1945 2002
Ties: 1903, 1916, 1931, 1949, 1954, 1966, 1985
May 1941–Apr 1946
60-Month
48.7°F
(9.3°C)
48.2°F
(9.0°C)
0.5°F
(0.3°C)
74th Coolest Coolest since: 1944 1920
47th Warmest Warmest since: 1945 2002, 2006

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published December 2019, retrieved on December 11, 2019 from https://www.ncdc.noaa.gov/cag/