Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 3. West

Average Temperature Rankings, December 2022

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 2022
1-Month 		28.4°F
(-2.0°C)		 28.3°F
(-2.1°C)		 0.1°F
(0.1°C)		 59th Coolest
Coolest since:
 1983
70th Warmest
Warmest since:
 2015
Nov–Dec 2022
2-Month 		35.3°F
(1.8°C)		 34.3°F
(1.3°C)		 1.0°F
(0.5°C)		 76th Coolest
Coolest since:
 2000
53rd Warmest
Warmest since:
 1931
Ties: 1907, 1940, 2002
Oct–Dec 2022
3-Month 		41.0°F
(5.0°C)		 41.0°F
(5.0°C)		 0.0°F
(0.0°C)		 62nd Coolest
Coolest since:
 1976
67th Warmest
Warmest since:
 1931
Ties: 1960, 1964
Sep–Dec 2022
4-Month 		47.5°F
(8.6°C)		 47.3°F
(8.5°C)		 0.2°F
(0.1°C)		 63rd Coolest
Coolest since:
 1976
66th Warmest
Warmest since:
 1931
Ties: 2002, 2010
Aug–Dec 2022
5-Month 		52.8°F
(11.6°C)		 52.5°F
(11.4°C)		 0.3°F
(0.2°C)		 61st Coolest
Coolest since:
 1976
68th Warmest
Warmest since:
 1931
Ties: 1927, 1963, 1978, 2002
Jul–Dec 2022
6-Month 		56.5°F
(13.6°C)		 56.5°F
(13.6°C)		 0.0°F
(0.0°C)		 60th Coolest
Coolest since:
 1976
69th Warmest
Warmest since:
 1931
Ties: 1959, 1978
Jun–Dec 2022
7-Month 		58.9°F
(14.9°C)		 58.6°F
(14.8°C)		 0.3°F
(0.1°C)		 68th Coolest
Coolest since:
 1976
61st Warmest
Warmest since:
 1931
Ties: 1901, 1912, 1959, 1979
May–Dec 2022
8-Month 		59.6°F
(15.3°C)		 59.1°F
(15.1°C)		 0.5°F
(0.2°C)		 80th Coolest
Coolest since:
 1917
49th Warmest
Warmest since:
 1931
Ties: 1948, 1962, 1982, 1984, 2019, 2020
Apr–Dec 2022
9-Month 		58.3°F
(14.6°C)		 58.2°F
(14.6°C)		 0.1°F
(0.0°C)		 57th Coolest
Coolest since:
 1917
72nd Warmest
Warmest since:
 1931
Ties: 1895, 1897, 1973
Mar–Dec 2022
10-Month 		56.7°F
(13.7°C)		 56.3°F
(13.5°C)		 0.4°F
(0.2°C)		 78th Coolest
Coolest since:
 1917
51st Warmest
Warmest since:
 2012
Ties: 1896, 1905, 1990
Feb–Dec 2022
11-Month 		53.9°F
(12.2°C)		 53.7°F
(12.1°C)		 0.2°F
(0.1°C)		 72nd Coolest
Coolest since:
 1917
57th Warmest
Warmest since:
 2012
Ties: 1981
Jan–Dec 2022
12-Month 		51.0°F
(10.6°C)		 51.2°F
(10.7°C)		 -0.2°F
(-0.1°C)		 52nd Coolest
Coolest since:
 1917
77th Warmest
Warmest since:
 2012
Ties: 1906, 1974, 2003
Jul 2021–Dec 2022
18-Month 		53.9°F
(12.2°C)		 53.0°F
(11.7°C)		 0.9°F
(0.5°C)		 99th Coolest
Coolest since:
 1904
29th Warmest
Warmest since:
 2012
Ties: 1933, 1948, 1956, 2011
Jan 2021–Dec 2022
24-Month 		52.0°F
(11.1°C)		 51.2°F
(10.7°C)		 0.8°F
(0.4°C)		 92nd Coolest
Coolest since:
 1979
36th Warmest
Warmest since:
 2017
Ties: 1923, 1957
Jan 2020–Dec 2022
36-Month 		52.1°F
(11.2°C)		 51.2°F
(10.7°C)		 0.9°F
(0.5°C)		 97th Coolest
Coolest since:
 1905
30th Warmest
Warmest since:
 2017
Ties: 2003, 2005
Jan 2019–Dec 2022
48-Month 		51.9°F
(11.1°C)		 51.2°F
(10.7°C)		 0.7°F
(0.4°C)		 89th Coolest
Coolest since:
 1905
37th Warmest
Warmest since:
 1934
Ties: 1924, 1940, 1987, 1991
Jan 2018–Dec 2022
60-Month 		51.9°F
(11.1°C)		 51.2°F
(10.7°C)		 0.7°F
(0.4°C)		 91st Coolest
Coolest since:
 1905
34th Warmest
Warmest since:
 1934
Ties: 1937, 1940, 1988

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