Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 3. West

Average Temperature Rankings, December 1949

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 1949
1-Month		32.9°F
(0.5°C)		28.3°F
(-2.1°C)		4.6°F
(2.6°C)		102nd Coolest
Coolest since:
1983
27th Warmest
Warmest since:
2015
Nov–Dec 1949
2-Month		38.0°F
(3.3°C)		34.3°F
(1.3°C)		3.7°F
(2.0°C)		110th Coolest
Coolest since:
2000
19th Warmest
Warmest since:
1931
Ties: 1946
Oct–Dec 1949
3-Month		44.4°F
(6.9°C)		41.0°F
(5.0°C)		3.4°F
(1.9°C)		114th Coolest
Coolest since:
1976
15th Warmest
Warmest since:
1931
Ties: 1918, 1975
Sep–Dec 1949
4-Month		48.4°F
(9.1°C)		47.3°F
(8.5°C)		1.1°F
(0.6°C)		83rd Coolest
Coolest since:
1976
46th Warmest
Warmest since:
1931
Aug–Dec 1949
5-Month		53.5°F
(11.9°C)		52.5°F
(11.4°C)		1.0°F
(0.5°C)		88th Coolest
Coolest since:
1976
41st Warmest
Warmest since:
1931
Ties: 1912, 1982
Jul–Dec 1949
6-Month		57.6°F
(14.2°C)		56.5°F
(13.6°C)		1.1°F
(0.6°C)		99th Coolest
Coolest since:
1976
30th Warmest
Warmest since:
1931
Ties: 1899, 1918, 1946, 1980, 1987
Jun–Dec 1949
7-Month		60.0°F
(15.6°C)		58.6°F
(14.8°C)		1.4°F
(0.8°C)		105th Coolest
Coolest since:
1976
24th Warmest
Warmest since:
1931
Ties: 1922, 1987, 1999
May–Dec 1949
8-Month		60.6°F
(15.9°C)		59.1°F
(15.1°C)		1.5°F
(0.8°C)		105th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
1931
Apr–Dec 1949
9-Month		59.5°F
(15.3°C)		58.2°F
(14.6°C)		1.3°F
(0.7°C)		97th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
1931
Ties: 1914, 1965
Mar–Dec 1949
10-Month		57.5°F
(14.2°C)		56.3°F
(13.5°C)		1.2°F
(0.7°C)		98th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2012
Ties: 1954, 1977
Feb–Dec 1949
11-Month		54.7°F
(12.6°C)		53.7°F
(12.1°C)		1.0°F
(0.5°C)		95th Coolest
Coolest since:
1917
34th Warmest
Warmest since:
2012
Ties: 1990
Jan–Dec 1949
12-Month		52.3°F
(11.3°C)		51.2°F
(10.7°C)		1.1°F
(0.6°C)		97th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
2012
Ties: 1973
Jul 1948–Dec 1949
18-Month		54.0°F
(12.2°C)		53.0°F
(11.7°C)		1.0°F
(0.5°C)		101st Coolest
Coolest since:
1904
27th Warmest
Warmest since:
2012
Ties: 2020
Jan 1948–Dec 1949
24-Month		51.9°F
(11.1°C)		51.2°F
(10.7°C)		0.7°F
(0.4°C)		89th Coolest
Coolest since:
1979
39th Warmest
Warmest since:
2017
Jan 1947–Dec 1949
36-Month		51.6°F
(10.9°C)		51.2°F
(10.7°C)		0.4°F
(0.2°C)		80th Coolest
Coolest since:
1905
47th Warmest
Warmest since:
2017
Ties: 1953, 1975, 1990, 2011
Jan 1946–Dec 1949
48-Month		52.1°F
(11.2°C)		51.2°F
(10.7°C)		0.9°F
(0.5°C)		100th Coolest
Coolest since:
1905
26th Warmest
Warmest since:
1934
Ties: 1921, 1931, 1932, 1942, 2021
Jan 1945–Dec 1949
60-Month		51.7°F
(10.9°C)		51.2°F
(10.7°C)		0.5°F
(0.2°C)		80th Coolest
Coolest since:
1905
45th Warmest
Warmest since:
1934
Ties: 1924, 1943, 1994, 2015

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