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 7. East Southeast

Average Temperature Rankings, January 2009

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
January 2009
1-Month		23.4°F
(-4.8°C)		27.7°F
(-2.4°C)		-4.3°F
(-2.4°C)		23rd Coolest
Coolest since:
1977
107th Warmest
Warmest since:
2006
Dec 2008–Jan 2009
2-Month		26.9°F
(-2.8°C)		29.7°F
(-1.3°C)		-2.8°F
(-1.5°C)		28th Coolest
Coolest since:
1918
101st Warmest
Warmest since:
1932
Ties: 1902, 1925
Nov 2008–Jan 2009
3-Month		31.8°F
(-0.1°C)		33.9°F
(1.1°C)		-2.1°F
(-1.2°C)		30th Coolest
Coolest since:
1977
99th Warmest
Warmest since:
1932
Ties: 1959, 2011
Oct 2008–Jan 2009
4-Month		37.9°F
(3.3°C)		39.4°F
(4.1°C)		-1.5°F
(-0.8°C)		33rd Coolest
Coolest since:
1977
96th Warmest
Warmest since:
1932
Ties: 1915, 1961, 1962
Sep 2008–Jan 2009
5-Month		44.0°F
(6.7°C)		45.0°F
(7.2°C)		-1.0°F
(-0.5°C)		38th Coolest
Coolest since:
1977
91st Warmest
Warmest since:
1932
Aug 2008–Jan 2009
6-Month		48.8°F
(9.3°C)		49.9°F
(9.9°C)		-1.1°F
(-0.6°C)		29th Coolest
Coolest since:
1977
100th Warmest
Warmest since:
1932
Ties: 1911, 1952, 1996
Jul 2008–Jan 2009
7-Month		52.5°F
(11.4°C)		53.6°F
(12.0°C)		-1.1°F
(-0.6°C)		26th Coolest
Coolest since:
1977
103rd Warmest
Warmest since:
1932
Ties: 1897, 1910
Jun 2008–Jan 2009
8-Month		55.3°F
(12.9°C)		56.0°F
(13.3°C)		-0.7°F
(-0.4°C)		36th Coolest
Coolest since:
1977
93rd Warmest
Warmest since:
1932
Ties: 1986
May 2008–Jan 2009
9-Month		55.8°F
(13.2°C)		56.8°F
(13.8°C)		-1.0°F
(-0.6°C)		25th Coolest
Coolest since:
1918, 1977
104th Warmest
Warmest since:
1932
Ties: 1926
Apr 2008–Jan 2009
10-Month		55.5°F
(13.1°C)		56.4°F
(13.6°C)		-0.9°F
(-0.5°C)		28th Coolest
Coolest since:
1918
101st Warmest
Warmest since:
1932
Ties: 1979
Mar 2008–Jan 2009
11-Month		54.2°F
(12.3°C)		55.0°F
(12.8°C)		-0.8°F
(-0.5°C)		29th Coolest
Coolest since:
1918
100th Warmest
Warmest since:
2013
Ties: 1948
Feb 2008–Jan 2009
12-Month		52.1°F
(11.2°C)		53.1°F
(11.7°C)		-1.0°F
(-0.5°C)		26th Coolest
Coolest since:
1918
103rd Warmest
Warmest since:
2013
Ties: 1924, 1936
Aug 2007–Jan 2009
18-Month		52.4°F
(11.3°C)		52.0°F
(11.1°C)		0.4°F
(0.2°C)		78th Coolest
Coolest since:
1905
50th Warmest
Warmest since:
2013
Ties: 1953, 1973, 1996, 2016
Feb 2007–Jan 2009
24-Month		53.6°F
(12.0°C)		53.1°F
(11.7°C)		0.5°F
(0.3°C)		85th Coolest
Coolest since:
1918
43rd Warmest
Warmest since:
2013
Ties: 1915, 1920, 1924, 1948, 1987, 2004
Feb 2006–Jan 2009
36-Month		53.9°F
(12.2°C)		53.0°F
(11.7°C)		0.9°F
(0.5°C)		95th Coolest
Coolest since:
1905
32nd Warmest
Warmest since:
2013
Ties: 1922, 1939, 2017
Feb 2005–Jan 2009
48-Month		54.3°F
(12.4°C)		53.0°F
(11.7°C)		1.3°F
(0.7°C)		112th Coolest
Coolest since:
1905
14th Warmest
Warmest since:
1934, 2013, 2020
Ties: 1923, 2001, 2003, 2006, 2022
Feb 2004–Jan 2009
60-Month		54.3°F
(12.4°C)		53.0°F
(11.7°C)		1.3°F
(0.7°C)		113th Coolest
Coolest since:
1981
12th Warmest
Warmest since:
1935, 2020, 2021
Ties: 1923, 1958, 1992, 2007, 2014

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