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


Illinois, Climate Division 6. West Southwest

Average Temperature Rankings, April 1940

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 1940
1-Month
51.1°F
(10.6°C)
53.0°F
(11.7°C)
-1.9°F
(-1.1°C)
30th Coolest Coolest since: 1939 1907
97th Warmest Warmest since: 1938 1896
Ties: 1956
Mar–Apr 1940
2-Month
45.2°F
(7.3°C)
47.4°F
(8.6°C)
-2.2°F
(-1.3°C)
29th Coolest Coolest since: 1932 1926
98th Warmest Warmest since: 1939 2012
Ties: 1900, 1913, 1982, 1983
Feb–Apr 1940
3-Month
40.2°F
(4.6°C)
41.9°F
(5.5°C)
-1.7°F
(-0.9°C)
36th Coolest Coolest since: 1937 1899, 1978
91st Warmest Warmest since: 1939 2012
Ties: 1920, 1937
Jan–Apr 1940
4-Month
33.4°F
(0.8°C)
38.2°F
(3.4°C)
-4.8°F
(-2.6°C)
5th Coolest Coolest since: 1912 1912
122nd Warmest Warmest since: 1939 2012
Dec 1939–Apr 1940
5-Month
33.7°F
(0.9°C)
36.8°F
(2.7°C)
-3.1°F
(-1.8°C)
13th Coolest Coolest since: 1936 1978
113th Warmest Warmest since: 1939 2012
Nov 1939–Apr 1940
6-Month
35.0°F
(1.7°C)
37.8°F
(3.2°C)
-2.8°F
(-1.5°C)
13th Coolest Coolest since: 1936 1904, 1912
113th Warmest Warmest since: 1939 2012
Ties: 1977
Oct 1939–Apr 1940
7-Month
38.3°F
(3.5°C)
40.4°F
(4.7°C)
-2.1°F
(-1.2°C)
16th Coolest Coolest since: 1936 1912
110th Warmest Warmest since: 1939 2012
Ties: 1951
Sep 1939–Apr 1940
8-Month
42.5°F
(5.8°C)
43.7°F
(6.5°C)
-1.2°F
(-0.7°C)
24th Coolest Coolest since: 1936 1904
102nd Warmest Warmest since: 1939 2017
Ties: 1969
Aug 1939–Apr 1940
9-Month
46.0°F
(7.8°C)
47.2°F
(8.4°C)
-1.2°F
(-0.6°C)
20th Coolest Coolest since: 1936 1918
106th Warmest Warmest since: 1939 2017
Ties: 1975, 2015
Jul 1939–Apr 1940
10-Month
49.1°F
(9.5°C)
50.2°F
(10.1°C)
-1.1°F
(-0.6°C)
25th Coolest Coolest since: 1936 1918
101st Warmest Warmest since: 1939 2012
Ties: 1962
Jun 1939–Apr 1940
11-Month
51.3°F
(10.7°C)
52.2°F
(11.2°C)
-0.9°F
(-0.5°C)
26th Coolest Coolest since: 1936 1904
100th Warmest Warmest since: 1939 2017
Ties: 1930, 1969, 2001
May 1939–Apr 1940
12-Month
52.6°F
(11.4°C)
53.2°F
(11.8°C)
-0.6°F
(-0.4°C)
34th Coolest Coolest since: 1936 1918
92nd Warmest Warmest since: 1939 2017
Ties: 1906, 1924, 1925, 1928, 1944, 1952, 1959, 2010
Nov 1938–Apr 1940
18-Month
48.1°F
(8.9°C)
48.0°F
(8.9°C)
0.1°F
(0.0°C)
60th Coolest Coolest since: 1937 1905
65th Warmest Warmest since: 1939 2017
Ties: 1920, 1921, 1998
May 1938–Apr 1940
24-Month
53.6°F
(12.0°C)
53.1°F
(11.7°C)
0.5°F
(0.3°C)
86th Coolest Coolest since: 1937 1905
39th Warmest Warmest since: 1939 2017
Ties: 1914, 1950, 1972, 1990, 2009
May 1937–Apr 1940
36-Month
53.8°F
(12.1°C)
53.1°F
(11.7°C)
0.7°F
(0.4°C)
95th Coolest Coolest since: 1938 1979
29th Warmest Warmest since: 1939 2018
Ties: 1915, 1921, 1942, 1974, 1976, 1988, 1990, 1991, 2009
May 1936–Apr 1940
48-Month
54.0°F
(12.2°C)
53.1°F
(11.7°C)
0.9°F
(0.5°C)
100th Coolest Coolest since: 1939 1980
23rd Warmest Warmest since: 1935 2019
Ties: 1922, 1924, 1933, 1942
May 1935–Apr 1940
60-Month
53.3°F
(11.8°C)
53.1°F
(11.7°C)
0.2°F
(0.1°C)
64th Coolest Coolest since: 1931 1906
58th Warmest Warmest since: 1939 2020
Ties: 1948, 1967, 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published August 2020, retrieved on August 14, 2020 from https://www.ncdc.noaa.gov/cag/