Divisional Rankings

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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, March 2009

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Warmest/Coolest Since	Record
March 2009 1-Month	46.6°F (8.1°C)	41.6°F (5.3°C)	5.0°F (2.8°C)	112th Coolest	Coolest since: 2008	1960
	46.6°F (8.1°C)	41.6°F (5.3°C)	5.0°F (2.8°C)	18th Warmest	Warmest since: 2007	2012
	Ties: 1990, 2004
Feb–Mar 2009 2-Month	40.4°F (4.7°C)	36.6°F (2.6°C)	3.8°F (2.1°C)	109th Coolest	Coolest since: 2008	1978
Feb–Mar 2009 2-Month	40.4°F (4.7°C)	36.6°F (2.6°C)	3.8°F (2.1°C)	21st Warmest	Warmest since: 2000	2012
Jan–Mar 2009 3-Month	34.7°F (1.5°C)	33.6°F (0.9°C)	1.1°F (0.6°C)	78th Coolest	Coolest since: 2008	1978
Jan–Mar 2009 3-Month	34.7°F (1.5°C)	33.6°F (0.9°C)	1.1°F (0.6°C)	52nd Warmest	Warmest since: 2007	2012
Dec 2008–Mar 2009 4-Month	33.7°F (0.9°C)	33.1°F (0.6°C)	0.6°F (0.3°C)	71st Coolest	Coolest since: 2008	1978
	33.7°F (0.9°C)	33.1°F (0.6°C)	0.6°F (0.3°C)	58th Warmest	Warmest since: 2007	2012
	Ties: 1975
Nov 2008–Mar 2009 5-Month	35.3°F (1.8°C)	34.9°F (1.6°C)	0.4°F (0.2°C)	65th Coolest	Coolest since: 2003	1978
Nov 2008–Mar 2009 5-Month	35.3°F (1.8°C)	34.9°F (1.6°C)	0.4°F (0.2°C)	64th Warmest	Warmest since: 2008	2012
Oct 2008–Mar 2009 6-Month	38.7°F (3.7°C)	38.4°F (3.6°C)	0.3°F (0.1°C)	68th Coolest	Coolest since: 2003	1978
	38.7°F (3.7°C)	38.4°F (3.6°C)	0.3°F (0.1°C)	61st Warmest	Warmest since: 2008	2012
	Ties: 1927, 1933
Sep 2008–Mar 2009 7-Month	43.0°F (6.1°C)	42.6°F (5.9°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 2003	1977
	43.0°F (6.1°C)	42.6°F (5.9°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 2008	2012
	Ties: 1901, 1927
Aug 2008–Mar 2009 8-Month	46.7°F (8.2°C)	46.5°F (8.1°C)	0.2°F (0.1°C)	65th Coolest	Coolest since: 2003	1977
	46.7°F (8.2°C)	46.5°F (8.1°C)	0.2°F (0.1°C)	64th Warmest	Warmest since: 2008	2012, 2017
	Ties: 1933, 1956, 1985, 2013
Jul 2008–Mar 2009 9-Month	49.8°F (9.9°C)	49.8°F (9.9°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 2001	1977
	49.8°F (9.9°C)	49.8°F (9.9°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 2008	2012
	Ties: 1986
Jun 2008–Mar 2009 10-Month	52.3°F (11.3°C)	52.1°F (11.2°C)	0.2°F (0.1°C)	63rd Coolest	Coolest since: 2001	1977
	52.3°F (11.3°C)	52.1°F (11.2°C)	0.2°F (0.1°C)	66th Warmest	Warmest since: 2008	2012
	Ties: 1944
May 2008–Mar 2009 11-Month	53.0°F (11.7°C)	53.1°F (11.7°C)	-0.1°F (0.0°C)	51st Coolest	Coolest since: 2001	1977
	53.0°F (11.7°C)	53.1°F (11.7°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 2008	2012
	Ties: 1897, 1917, 1946, 1948, 1971, 1986, 1997
Apr 2008–Mar 2009 12-Month	53.0°F (11.7°C)	53.1°F (11.7°C)	-0.1°F (0.0°C)	54th Coolest	Coolest since: 2001	1918
	53.0°F (11.7°C)	53.1°F (11.7°C)	-0.1°F (0.0°C)	75th Warmest	Warmest since: 2008	2012
	Ties: 1913, 1927, 1965
Oct 2007–Mar 2009 18-Month	48.5°F (9.2°C)	48.2°F (9.0°C)	0.3°F (0.2°C)	75th Coolest	Coolest since: 2004	1905, 1979
	48.5°F (9.2°C)	48.2°F (9.0°C)	0.3°F (0.2°C)	53rd Warmest	Warmest since: 2008	2017
	Ties: 1901, 1907, 1921, 1940, 1957, 1972, 1975, 1984, 1990, 1993, 1995, 1998
Apr 2007–Mar 2009 24-Month	53.8°F (12.1°C)	53.1°F (11.7°C)	0.7°F (0.4°C)	91st Coolest	Coolest since: 2004	1905, 1978
	53.8°F (12.1°C)	53.1°F (11.7°C)	0.7°F (0.4°C)	37th Warmest	Warmest since: 2008	2017
	Ties: 1957, 1990, 2001, 2002, 2016
Apr 2006–Mar 2009 36-Month	54.0°F (12.2°C)	53.0°F (11.7°C)	1.0°F (0.5°C)	98th Coolest	Coolest since: 2005	1979
	54.0°F (12.2°C)	53.0°F (11.7°C)	1.0°F (0.5°C)	29th Warmest	Warmest since: 2008	2018
	Ties: 1922, 1954, 1988, 1993
Apr 2005–Mar 2009 48-Month	54.4°F (12.4°C)	53.0°F (11.7°C)	1.4°F (0.7°C)	114th Coolest	Coolest since: 2006	1980
	54.4°F (12.4°C)	53.0°F (11.7°C)	1.4°F (0.7°C)	12th Warmest	Warmest since: 2008	2019
	Ties: 1957, 1992
Apr 2004–Mar 2009 60-Month	54.4°F (12.4°C)	53.0°F (11.7°C)	1.4°F (0.7°C)	118th Coolest	Coolest since: 2007	1981
	54.4°F (12.4°C)	53.0°F (11.7°C)	1.4°F (0.7°C)	7th Warmest	Warmest since: 2008	2020
	Ties: 1957, 2002, 2003, 2012, 2013, 2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published May 2023, retrieved on May 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings