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 2010

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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 2010
1-Month
24.0°F
(-4.4°C)
28.3°F
(-2.1°C)
-4.3°F
(-2.3°C)
20th Coolest
Coolest since:
1983
109th Warmest
Warmest since:
2015
Nov–Dec 2010
2-Month
33.6°F
(0.9°C)
34.2°F
(1.2°C)
-0.6°F
(-0.3°C)
44th Coolest
Coolest since:
2000
85th Warmest
Warmest since:
1931
Ties: 1895, 2018
Oct–Dec 2010
3-Month
41.1°F
(5.1°C)
41.0°F
(5.0°C)
0.1°F
(0.1°C)
65th Coolest
Coolest since:
1976
64th Warmest
Warmest since:
1931
Sep–Dec 2010
4-Month
47.4°F
(8.6°C)
47.2°F
(8.4°C)
0.2°F
(0.2°C)
61st Coolest
Coolest since:
1976
68th Warmest
Warmest since:
1931
Ties: 1964, 2018, 2022
Aug–Dec 2010
5-Month
53.2°F
(11.8°C)
52.5°F
(11.4°C)
0.7°F
(0.4°C)
79th Coolest
Coolest since:
1976
50th Warmest
Warmest since:
1931
Ties: 1897, 1980, 2019, 2020
Jul–Dec 2010
6-Month
57.2°F
(14.0°C)
56.4°F
(13.6°C)
0.8°F
(0.4°C)
84th Coolest
Coolest since:
1976
45th Warmest
Warmest since:
1931
Ties: 1908, 1973, 1982, 1984, 2003, 2020
Jun–Dec 2010
7-Month
59.7°F
(15.4°C)
58.6°F
(14.8°C)
1.1°F
(0.6°C)
94th Coolest
Coolest since:
1976
35th Warmest
Warmest since:
1931
Ties: 1918, 1923, 1984
May–Dec 2010
8-Month
60.1°F
(15.6°C)
59.0°F
(15.0°C)
1.1°F
(0.6°C)
93rd Coolest
Coolest since:
1917
36th Warmest
Warmest since:
1931
Ties: 1899, 1991, 1994
Apr–Dec 2010
9-Month
60.0°F
(15.6°C)
58.2°F
(14.6°C)
1.8°F
(1.0°C)
116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
1931
Ties: 2012
Mar–Dec 2010
10-Month
58.3°F
(14.6°C)
56.3°F
(13.5°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1917
14th Warmest
Warmest since:
2012
Feb–Dec 2010
11-Month
55.1°F
(12.8°C)
53.8°F
(12.1°C)
1.3°F
(0.7°C)
108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2012
Ties: 1936, 1939, 2006, 2007, 2011
Jan–Dec 2010
12-Month
52.0°F
(11.1°C)
51.2°F
(10.7°C)
0.8°F
(0.4°C)
91st Coolest
Coolest since:
1917
38th Warmest
Warmest since:
2012
Ties: 1896, 1914
Jul 2009–Dec 2010
18-Month
52.9°F
(11.6°C)
52.9°F
(11.6°C)
0.0°F
(0.0°C)
57th Coolest
Coolest since:
1904
71st Warmest
Warmest since:
2012
Ties: 1940, 1944, 1980, 1992
Jan 2009–Dec 2010
24-Month
51.3°F
(10.7°C)
51.2°F
(10.7°C)
0.1°F
(0.0°C)
71st Coolest
Coolest since:
1979
57th Warmest
Warmest since:
2017
Ties: 1915, 1936, 1948, 1981
Jan 2008–Dec 2010
36-Month
50.9°F
(10.5°C)
51.2°F
(10.7°C)
-0.3°F
(-0.2°C)
37th Coolest
Coolest since:
1905
90th Warmest
Warmest since:
2017
Ties: 1900, 1901, 1902, 1927, 1937, 1976, 1977, 1985, 1994
Jan 2007–Dec 2010
48-Month
51.4°F
(10.8°C)
51.2°F
(10.7°C)
0.2°F
(0.1°C)
71st Coolest
Coolest since:
1905
55th Warmest
Warmest since:
1934
Ties: 1911, 1943, 1946, 1958, 1994
Jan 2006–Dec 2010
60-Month
51.8°F
(11.0°C)
51.2°F
(10.7°C)
0.6°F
(0.3°C)
88th Coolest
Coolest since:
1905
37th Warmest
Warmest since:
1934
Ties: 1925, 1958, 1987, 1992, 2000, 2017, 2022

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