Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 3. West

Average Temperature Rankings, April 1940

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
April 1940
1-Month 		49.6°F
(9.8°C)		 51.3°F
(10.7°C)		 -1.7°F
(-0.9°C)		 33rd Coolest
Coolest since:
 2018
96th Warmest
Warmest since:
 2010
Ties: 1984
Mar–Apr 1940
2-Month 		42.6°F
(5.9°C)		 45.2°F
(7.3°C)		 -2.6°F
(-1.4°C)		 24th Coolest
Coolest since:
 1960
105th Warmest
Warmest since:
 2012
Feb–Apr 1940
3-Month 		37.7°F
(3.2°C)		 39.5°F
(4.2°C)		 -1.8°F
(-1.0°C)		 39th Coolest
Coolest since:
 1899
90th Warmest
Warmest since:
 2012
Ties: 1934
Jan–Apr 1940
4-Month 		31.0°F
(-0.6°C)		 35.6°F
(2.0°C)		 -4.6°F
(-2.6°C)		 8th Coolest
Coolest since:
 1912
121st Warmest
Warmest since:
 2012
Dec 1939–Apr 1940
5-Month 		31.6°F
(-0.2°C)		 34.2°F
(1.2°C)		 -2.6°F
(-1.4°C)		 16th Coolest
Coolest since:
 1978
112th Warmest
Warmest since:
 2012
Ties: 1917, 1965
Nov 1939–Apr 1940
6-Month 		33.0°F
(0.6°C)		 35.2°F
(1.8°C)		 -2.2°F
(-1.2°C)		 18th Coolest
Coolest since:
 1904, 1912, 1978
110th Warmest
Warmest since:
 2012
Ties: 1970, 2001
Oct 1939–Apr 1940
7-Month 		36.4°F
(2.4°C)		 37.9°F
(3.3°C)		 -1.5°F
(-0.9°C)		 22nd Coolest
Coolest since:
 1912
106th Warmest
Warmest since:
 2012
Ties: 1965
Sep 1939–Apr 1940
8-Month 		40.6°F
(4.8°C)		 41.5°F
(5.3°C)		 -0.9°F
(-0.5°C)		 34th Coolest
Coolest since:
 1904, 1978
94th Warmest
Warmest since:
 2017
Ties: 1956, 1959
Aug 1939–Apr 1940
9-Month 		44.1°F
(6.7°C)		 45.0°F
(7.2°C)		 -0.9°F
(-0.5°C)		 31st Coolest
Coolest since:
 1978
97th Warmest
Warmest since:
 2017
Ties: 1897, 1944, 2001
Jul 1939–Apr 1940
10-Month 		47.4°F
(8.6°C)		 48.1°F
(8.9°C)		 -0.7°F
(-0.3°C)		 36th Coolest
Coolest since:
 1904
92nd Warmest
Warmest since:
 2012
Ties: 1944, 1952, 1986
Jun 1939–Apr 1940
11-Month 		49.7°F
(9.8°C)		 50.3°F
(10.2°C)		 -0.6°F
(-0.4°C)		 41st Coolest
Coolest since:
 1904
87th Warmest
Warmest since:
 2017
Ties: 1930, 1943, 1971, 2009
May 1939–Apr 1940
12-Month 		51.1°F
(10.6°C)		 51.3°F
(10.7°C)		 -0.2°F
(-0.1°C)		 53rd Coolest
Coolest since:
 1918
75th Warmest
Warmest since:
 2017
Ties: 1897, 1924, 1928, 1973, 1984
Nov 1938–Apr 1940
18-Month 		46.3°F
(7.9°C)		 45.9°F
(7.7°C)		 0.4°F
(0.2°C)		 79th Coolest
Coolest since:
 1979
48th Warmest
Warmest since:
 2017
Ties: 1938, 1953, 1957, 2004, 2020
May 1938–Apr 1940
24-Month 		52.0°F
(11.1°C)		 51.2°F
(10.7°C)		 0.8°F
(0.4°C)		 96th Coolest
Coolest since:
 1905
31st Warmest
Warmest since:
 2017
Ties: 1956, 1990, 2002, 2016, 2021, 2022
May 1937–Apr 1940
36-Month 		52.2°F
(11.2°C)		 51.2°F
(10.7°C)		 1.0°F
(0.5°C)		 102nd Coolest
Coolest since:
 1979
24th Warmest
Warmest since:
 2018
Ties: 1921, 1922, 1954, 1957, 2004
May 1936–Apr 1940
48-Month 		52.3°F
(11.3°C)		 51.2°F
(10.7°C)		 1.1°F
(0.6°C)		 106th Coolest
Coolest since:
 1980
19th Warmest
Warmest since:
 1935
Ties: 1955, 1990, 2005, 2013
May 1935–Apr 1940
60-Month 		51.5°F
(10.8°C)		 51.2°F
(10.7°C)		 0.3°F
(0.1°C)		 72nd Coolest
Coolest since:
 1906, 1979
52nd Warmest
Warmest since:
 1935
Ties: 1922, 1954, 1959, 1999, 2015

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