Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 3. West

Average Temperature Rankings, December 2008

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 2008
1-Month		24.6°F
(-4.1°C)		28.3°F
(-2.1°C)		-3.7°F
(-2.0°C)		27th Coolest
Coolest since:
1983
102nd Warmest
Warmest since:
2015
Nov–Dec 2008
2-Month		32.9°F
(0.5°C)		34.3°F
(1.3°C)		-1.4°F
(-0.8°C)		34th Coolest
Coolest since:
2000
95th Warmest
Warmest since:
1931
Ties: 1961
Oct–Dec 2008
3-Month		39.7°F
(4.3°C)		41.0°F
(5.0°C)		-1.3°F
(-0.7°C)		32nd Coolest
Coolest since:
1976
97th Warmest
Warmest since:
1931
Sep–Dec 2008
4-Month		46.3°F
(7.9°C)		47.3°F
(8.5°C)		-1.0°F
(-0.6°C)		37th Coolest
Coolest since:
1976
92nd Warmest
Warmest since:
1931
Ties: 1916, 1974
Aug–Dec 2008
5-Month		51.3°F
(10.7°C)		52.5°F
(11.4°C)		-1.2°F
(-0.7°C)		29th Coolest
Coolest since:
1976
100th Warmest
Warmest since:
1931
Jul–Dec 2008
6-Month		55.1°F
(12.8°C)		56.5°F
(13.6°C)		-1.4°F
(-0.8°C)		21st Coolest
Coolest since:
1976
108th Warmest
Warmest since:
1931
Ties: 1926, 1943, 1993, 2013
Jun–Dec 2008
7-Month		57.6°F
(14.2°C)		58.6°F
(14.8°C)		-1.0°F
(-0.6°C)		31st Coolest
Coolest since:
1976
98th Warmest
Warmest since:
1931
Ties: 1909, 1958
May–Dec 2008
8-Month		57.8°F
(14.3°C)		59.1°F
(15.1°C)		-1.3°F
(-0.8°C)		25th Coolest
Coolest since:
1917
104th Warmest
Warmest since:
1931
Apr–Dec 2008
9-Month		56.9°F
(13.8°C)		58.2°F
(14.6°C)		-1.3°F
(-0.8°C)		22nd Coolest
Coolest since:
1917
107th Warmest
Warmest since:
1931
Ties: 1909, 1993
Mar–Dec 2008
10-Month		55.1°F
(12.8°C)		56.3°F
(13.5°C)		-1.2°F
(-0.7°C)		22nd Coolest
Coolest since:
1917
107th Warmest
Warmest since:
2012
Ties: 1907, 1945, 1961
Feb–Dec 2008
11-Month		52.2°F
(11.2°C)		53.7°F
(12.1°C)		-1.5°F
(-0.9°C)		14th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
2012
Ties: 1903, 1972
Jan–Dec 2008
12-Month		50.0°F
(10.0°C)		51.2°F
(10.7°C)		-1.2°F
(-0.7°C)		22nd Coolest
Coolest since:
1917
107th Warmest
Warmest since:
2012
Ties: 1982, 1989
Jul 2007–Dec 2008
18-Month		52.7°F
(11.5°C)		53.0°F
(11.7°C)		-0.3°F
(-0.2°C)		44th Coolest
Coolest since:
1904
84th Warmest
Warmest since:
2012
Ties: 1906, 1909, 1927, 1966, 1986, 1994, 2013
Jan 2007–Dec 2008
24-Month		51.4°F
(10.8°C)		51.2°F
(10.7°C)		0.2°F
(0.1°C)		74th Coolest
Coolest since:
1979
54th Warmest
Warmest since:
2017
Ties: 1919, 2004
Jan 2006–Dec 2008
36-Month		52.2°F
(11.2°C)		51.2°F
(10.7°C)		1.0°F
(0.5°C)		100th Coolest
Coolest since:
1905
27th Warmest
Warmest since:
2017
Ties: 2019, 2021
Jan 2005–Dec 2008
48-Month		52.5°F
(11.4°C)		51.2°F
(10.7°C)		1.3°F
(0.7°C)		116th Coolest
Coolest since:
1905
10th Warmest
Warmest since:
1934
Ties: 2002, 2006, 2012
Jan 2004–Dec 2008
60-Month		52.3°F
(11.3°C)		51.2°F
(10.7°C)		1.1°F
(0.6°C)		110th Coolest
Coolest since:
1905
15th Warmest
Warmest since:
1934
Ties: 2005

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