Statewide Rankings

Statewide 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

Average Temperature Rankings, November 2009

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  • Record Coolest
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  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
November 2009
1-Month
47.2°F
(8.4°C)
40.8°F
(4.9°C)
6.4°F
(3.5°C)
123rd Coolest
Coolest since:
1976
6th Warmest
Warmest since:
2001
Oct–Nov 2009
2-Month
48.6°F
(9.2°C)
47.7°F
(8.7°C)
0.9°F
(0.5°C)
77th Coolest
Coolest since:
1976
52nd Warmest
Warmest since:
1963, 2016
Ties: 1982
Sep–Nov 2009
3-Month
54.4°F
(12.4°C)
53.9°F
(12.2°C)
0.5°F
(0.2°C)
76th Coolest
Coolest since:
1976
53rd Warmest
Warmest since:
1931
Ties: 1912, 1948, 1984, 2000, 2022
Aug–Nov 2009
4-Month
58.5°F
(14.7°C)
58.7°F
(14.8°C)
-0.2°F
(-0.1°C)
44th Coolest
Coolest since:
1976
85th Warmest
Warmest since:
2016
Ties: 1915, 1928, 1968, 1991, 2006, 2008
Jul–Nov 2009
5-Month
60.9°F
(16.1°C)
62.1°F
(16.7°C)
-1.2°F
(-0.6°C)
18th Coolest
Coolest since:
1976
111th Warmest
Warmest since:
1931
Ties: 1898, 1911, 1993
Jun–Nov 2009
6-Month
62.8°F
(17.1°C)
63.6°F
(17.6°C)
-0.8°F
(-0.5°C)
26th Coolest
Coolest since:
1976
103rd Warmest
Warmest since:
1931
Ties: 1932, 1937, 1997
May–Nov 2009
7-Month
62.8°F
(17.1°C)
63.4°F
(17.4°C)
-0.6°F
(-0.3°C)
30th Coolest
Coolest since:
1917, 1976
99th Warmest
Warmest since:
1934, 2016
Ties: 1898, 1923, 1937, 1957, 1961
Apr–Nov 2009
8-Month
61.4°F
(16.3°C)
61.9°F
(16.6°C)
-0.5°F
(-0.3°C)
34th Coolest
Coolest since:
1907
95th Warmest
Warmest since:
2010, 2016
Ties: 1915
Mar–Nov 2009
9-Month
59.4°F
(15.2°C)
59.5°F
(15.3°C)
-0.1°F
(-0.1°C)
51st Coolest
Coolest since:
1917
78th Warmest
Warmest since:
2016
Ties: 1896, 1910, 1952, 2019
Feb–Nov 2009
10-Month
56.7°F
(13.7°C)
56.4°F
(13.6°C)
0.3°F
(0.1°C)
69th Coolest
Coolest since:
1917
60th Warmest
Warmest since:
2012, 2016
Ties: 1897, 1918, 1948
Jan–Nov 2009
11-Month
53.5°F
(11.9°C)
53.7°F
(12.1°C)
-0.2°F
(-0.2°C)
58th Coolest
Coolest since:
1904, 1979
71st Warmest
Warmest since:
2012
Ties: 1936, 1974, 1994
Dec 2008–Nov 2009
12-Month
51.2°F
(10.7°C)
51.6°F
(10.9°C)
-0.4°F
(-0.2°C)
43rd Coolest
Coolest since:
1904
85th Warmest
Warmest since:
2016
Ties: 1965, 1966, 2008
Jun 2008–Nov 2009
18-Month
55.4°F
(13.0°C)
55.7°F
(13.2°C)
-0.3°F
(-0.2°C)
45th Coolest
Coolest since:
1904
83rd Warmest
Warmest since:
2012, 2016
Ties: 1897, 1908, 1927, 1945, 1961, 1965, 1976, 1980, 2015
Dec 2007–Nov 2009
24-Month
51.2°F
(10.7°C)
51.6°F
(10.9°C)
-0.4°F
(-0.2°C)
39th Coolest
Coolest since:
1979
88th Warmest
Warmest since:
2017
Ties: 1900, 1911, 1963, 1966, 1977, 1994
Dec 2006–Nov 2009
36-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
88th Coolest
Coolest since:
1905
38th Warmest
Warmest since:
2017, 2018
Ties: 1941, 1943, 1957, 2011, 2014
Dec 2005–Nov 2009
48-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
96th Coolest
Coolest since:
1905
29th Warmest
Warmest since:
2007, 2018
Ties: 1924, 1932, 1936, 1989, 1992, 1999, 2004
Dec 2004–Nov 2009
60-Month
52.8°F
(11.6°C)
51.6°F
(10.9°C)
1.2°F
(0.7°C)
110th Coolest
Coolest since:
1907
14th Warmest
Warmest since:
2002, 2020
Ties: 1957, 1991, 2003, 2005

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