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 3. West

Average Temperature Rankings, April 2013

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 2013 1-Month	48.7°F (9.3°C)	51.3°F (10.7°C)	-2.6°F (-1.4°C)	26th Coolest	Coolest since: 1997	2018
	48.7°F (9.3°C)	51.3°F (10.7°C)	-2.6°F (-1.4°C)	103rd Warmest	Warmest since: 2012	2010
	Ties: 1993
Mar–Apr 2013 2-Month	40.8°F (4.9°C)	45.2°F (7.3°C)	-4.4°F (-2.4°C)	6th Coolest	Coolest since: 1996	1960
	40.8°F (4.9°C)	45.2°F (7.3°C)	-4.4°F (-2.4°C)	123rd Warmest	Warmest since: 2012	2012
	Ties: 1951, 1996
Feb–Apr 2013 3-Month	36.7°F (2.6°C)	39.5°F (4.2°C)	-2.8°F (-1.6°C)	24th Coolest	Coolest since: 1993	1899
	36.7°F (2.6°C)	39.5°F (4.2°C)	-2.8°F (-1.6°C)	105th Warmest	Warmest since: 2012	2012
	Ties: 1951, 1989
Jan–Apr 2013 4-Month	34.4°F (1.3°C)	35.6°F (2.0°C)	-1.2°F (-0.7°C)	42nd Coolest	Coolest since: 1996	1912
	34.4°F (1.3°C)	35.6°F (2.0°C)	-1.2°F (-0.7°C)	87th Warmest	Warmest since: 2012	2012
	Ties: 1913, 1916, 2019
Dec 2012–Apr 2013 5-Month	34.4°F (1.3°C)	34.1°F (1.2°C)	0.3°F (0.1°C)	66th Coolest	Coolest since: 2011	1978
	34.4°F (1.3°C)	34.1°F (1.2°C)	0.3°F (0.1°C)	62nd Warmest	Warmest since: 2012	2012
	Ties: 1924, 2003
Nov 2012–Apr 2013 6-Month	35.5°F (1.9°C)	35.1°F (1.7°C)	0.4°F (0.2°C)	68th Coolest	Coolest since: 2011	1904, 1912, 1978
	35.5°F (1.9°C)	35.1°F (1.7°C)	0.4°F (0.2°C)	60th Warmest	Warmest since: 2012	2012
	Ties: 1950
Oct 2012–Apr 2013 7-Month	37.9°F (3.3°C)	38.0°F (3.3°C)	-0.1°F (0.0°C)	58th Coolest	Coolest since: 2011	1912
	37.9°F (3.3°C)	38.0°F (3.3°C)	-0.1°F (0.0°C)	70th Warmest	Warmest since: 2012	2012
	Ties: 1907, 1961
Sep 2012–Apr 2013 8-Month	41.2°F (5.1°C)	41.5°F (5.3°C)	-0.3°F (-0.2°C)	47th Coolest	Coolest since: 2009	1904, 1978
	41.2°F (5.1°C)	41.5°F (5.3°C)	-0.3°F (-0.2°C)	81st Warmest	Warmest since: 2012	2017
	Ties: 1900, 1924, 1930, 1986, 2003, 2018
Aug 2012–Apr 2013 9-Month	44.7°F (7.1°C)	45.0°F (7.2°C)	-0.3°F (-0.1°C)	48th Coolest	Coolest since: 2010	1978
	44.7°F (7.1°C)	45.0°F (7.2°C)	-0.3°F (-0.1°C)	80th Warmest	Warmest since: 2012	2017
	Ties: 1903, 1924, 1956, 2019
Jul 2012–Apr 2013 10-Month	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	73rd Coolest	Coolest since: 2010	1904
	48.4°F (9.1°C)	48.1°F (8.9°C)	0.3°F (0.2°C)	55th Warmest	Warmest since: 2012	2012
	Ties: 1907, 1908, 1972, 1985, 1988
Jun 2012–Apr 2013 11-Month	50.5°F (10.3°C)	50.2°F (10.1°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 2010	1904
	50.5°F (10.3°C)	50.2°F (10.1°C)	0.3°F (0.2°C)	58th Warmest	Warmest since: 2012	2017
	Ties: 1909, 1933, 2003
May 2012–Apr 2013 12-Month	51.9°F (11.1°C)	51.2°F (10.7°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 2011	1918
	51.9°F (11.1°C)	51.2°F (10.7°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 2012	2017
	Ties: 1950, 1964, 2004, 2011
Nov 2011–Apr 2013 18-Month	48.6°F (9.2°C)	45.8°F (7.7°C)	2.8°F (1.5°C)	123rd Coolest	Coolest since: 2012	1979
	48.6°F (9.2°C)	45.8°F (7.7°C)	2.8°F (1.5°C)	4th Warmest	Warmest since: 2006	2017
	Ties: 1999, 2000
May 2011–Apr 2013 24-Month	53.4°F (11.9°C)	51.2°F (10.7°C)	2.2°F (1.2°C)	123rd Coolest	Coolest since: 2012	1905
	53.4°F (11.9°C)	51.2°F (10.7°C)	2.2°F (1.2°C)	4th Warmest	Warmest since: 2012	2017
	Ties: 2012
May 2010–Apr 2013 36-Month	52.9°F (11.6°C)	51.2°F (10.7°C)	1.7°F (0.9°C)	121st Coolest	Coolest since: 2012	1979
	52.9°F (11.6°C)	51.2°F (10.7°C)	1.7°F (0.9°C)	5th Warmest	Warmest since: 2000	2018
	Ties: 1934, 1955
May 2009–Apr 2013 48-Month	52.3°F (11.3°C)	51.2°F (10.7°C)	1.1°F (0.6°C)	106th Coolest	Coolest since: 2012	1980
	52.3°F (11.3°C)	51.2°F (10.7°C)	1.1°F (0.6°C)	19th Warmest	Warmest since: 2008	1935
	Ties: 1940, 1955, 1990, 2005
May 2008–Apr 2013 60-Month	52.0°F (11.1°C)	51.2°F (10.7°C)	0.8°F (0.4°C)	97th Coolest	Coolest since: 2012	1906, 1979
	52.0°F (11.1°C)	51.2°F (10.7°C)	0.8°F (0.4°C)	27th Warmest	Warmest since: 2012	1935
	Ties: 1924, 1932, 1990, 2001, 2012

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings