Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois, Climate Division 3. West

Average Temperature Rankings, December 2005

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  • Record Coolest
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  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 2005
1-Month
24.9°F
(-3.9°C)
28.3°F
(-2.1°C)
-3.4°F
(-1.8°C)
29th Coolest
Coolest since:
1983
100th Warmest
Warmest since:
2015
Nov–Dec 2005
2-Month
34.4°F
(1.3°C)
34.3°F
(1.3°C)
0.1°F
(0.0°C)
61st Coolest
Coolest since:
2000
68th Warmest
Warmest since:
1931
Ties: 1978
Oct–Dec 2005
3-Month
41.3°F
(5.2°C)
41.0°F
(5.0°C)
0.3°F
(0.2°C)
70th Coolest
Coolest since:
1976
59th Warmest
Warmest since:
1931
Ties: 1958, 1997
Sep–Dec 2005
4-Month
48.6°F
(9.2°C)
47.3°F
(8.5°C)
1.3°F
(0.7°C)
90th Coolest
Coolest since:
1976
39th Warmest
Warmest since:
1931
Ties: 1897, 1915, 1923, 1936
Aug–Dec 2005
5-Month
53.9°F
(12.2°C)
52.5°F
(11.4°C)
1.4°F
(0.8°C)
103rd Coolest
Coolest since:
1976
26th Warmest
Warmest since:
1931
Ties: 1946, 1975, 1999
Jul–Dec 2005
6-Month
57.7°F
(14.3°C)
56.4°F
(13.6°C)
1.3°F
(0.7°C)
104th Coolest
Coolest since:
1976
25th Warmest
Warmest since:
1931
Ties: 1922, 1940, 2012
Jun–Dec 2005
7-Month
60.2°F
(15.7°C)
58.6°F
(14.8°C)
1.6°F
(0.9°C)
108th Coolest
Coolest since:
1976
21st Warmest
Warmest since:
1931
Ties: 1947, 2007
May–Dec 2005
8-Month
60.4°F
(15.8°C)
59.1°F
(15.1°C)
1.3°F
(0.7°C)
102nd Coolest
Coolest since:
1917
27th Warmest
Warmest since:
1931
Ties: 1914, 1930, 1954, 1965, 1971, 1999
Apr–Dec 2005
9-Month
59.8°F
(15.4°C)
58.2°F
(14.6°C)
1.6°F
(0.8°C)
111th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
1931
Ties: 1930, 1933, 1953, 2007
Mar–Dec 2005
10-Month
57.7°F
(14.3°C)
56.3°F
(13.5°C)
1.4°F
(0.8°C)
105th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
2012
Ties: 1930, 2006
Feb–Dec 2005
11-Month
55.7°F
(13.2°C)
53.7°F
(12.1°C)
2.0°F
(1.1°C)
116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2012
Ties: 1941, 1999
Jan–Dec 2005
12-Month
53.3°F
(11.8°C)
51.2°F
(10.7°C)
2.1°F
(1.1°C)
115th Coolest
Coolest since:
1917
14th Warmest
Warmest since:
2012
Ties: 1953, 1954
Jul 2004–Dec 2005
18-Month
54.3°F
(12.4°C)
53.0°F
(11.7°C)
1.3°F
(0.7°C)
108th Coolest
Coolest since:
1904
20th Warmest
Warmest since:
2012
Ties: 1953, 1991, 2021
Jan 2004–Dec 2005
24-Month
52.6°F
(11.4°C)
51.2°F
(10.7°C)
1.4°F
(0.7°C)
108th Coolest
Coolest since:
1979
20th Warmest
Warmest since:
2017
Ties: 1955, 2002, 2013
Jan 2003–Dec 2005
36-Month
52.1°F
(11.2°C)
51.3°F
(10.7°C)
0.8°F
(0.5°C)
97th Coolest
Coolest since:
1905
30th Warmest
Warmest since:
2017
Ties: 2003, 2022
Jan 2002–Dec 2005
48-Month
52.2°F
(11.2°C)
51.2°F
(10.7°C)
1.0°F
(0.5°C)
103rd Coolest
Coolest since:
1905
23rd Warmest
Warmest since:
1934
Ties: 1990, 2017
Jan 2001–Dec 2005
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: 2008

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