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 5. East

Average Temperature Rankings, August 2008

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
August 2008 1-Month	70.7°F (21.5°C)	72.1°F (22.3°C)	-1.4°F (-0.8°C)	34th Coolest	Coolest since: 2004	1915
	70.7°F (21.5°C)	72.1°F (22.3°C)	-1.4°F (-0.8°C)	95th Warmest	Warmest since: 2007	1947
	Ties: 1974, 1981, 2015
Jul–Aug 2008 2-Month	72.1°F (22.3°C)	73.3°F (22.9°C)	-1.2°F (-0.6°C)	35th Coolest	Coolest since: 2004	1915
	72.1°F (22.3°C)	73.3°F (22.9°C)	-1.2°F (-0.6°C)	94th Warmest	Warmest since: 2007	1936
	Ties: 2017
Jun–Aug 2008 3-Month	72.3°F (22.4°C)	72.3°F (22.4°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 2004	1915
	72.3°F (22.4°C)	72.3°F (22.4°C)	0.0°F (0.0°C)	71st Warmest	Warmest since: 2007	1936
	Ties: 1935, 1942, 1964, 1978
May–Aug 2008 4-Month	68.6°F (20.3°C)	69.5°F (20.8°C)	-0.9°F (-0.5°C)	36th Coolest	Coolest since: 2004	1915
	68.6°F (20.3°C)	69.5°F (20.8°C)	-0.9°F (-0.5°C)	93rd Warmest	Warmest since: 2007	1934
	Ties: 1996
Apr–Aug 2008 5-Month	65.1°F (18.4°C)	65.5°F (18.6°C)	-0.4°F (-0.2°C)	41st Coolest	Coolest since: 1997	1907
	65.1°F (18.4°C)	65.5°F (18.6°C)	-0.4°F (-0.2°C)	88th Warmest	Warmest since: 2007	1991
	Ties: 1908, 1963, 1971, 1974
Mar–Aug 2008 6-Month	60.5°F (15.8°C)	61.0°F (16.1°C)	-0.5°F (-0.3°C)	39th Coolest	Coolest since: 1997	1904
	60.5°F (15.8°C)	61.0°F (16.1°C)	-0.5°F (-0.3°C)	90th Warmest	Warmest since: 2007	2012
	Ties: 1899, 1935, 1937
Feb–Aug 2008 7-Month	55.3°F (12.9°C)	56.2°F (13.4°C)	-0.9°F (-0.5°C)	34th Coolest	Coolest since: 1996	1904
	55.3°F (12.9°C)	56.2°F (13.4°C)	-0.9°F (-0.5°C)	95th Warmest	Warmest since: 2007	2012
	Ties: 1972
Jan–Aug 2008 8-Month	51.6°F (10.9°C)	52.2°F (11.2°C)	-0.6°F (-0.3°C)	47th Coolest	Coolest since: 2003	1904, 1912
	51.6°F (10.9°C)	52.2°F (11.2°C)	-0.6°F (-0.3°C)	82nd Warmest	Warmest since: 2007	2012
	Ties: 1968
Dec 2007–Aug 2008 9-Month	49.1°F (9.5°C)	49.5°F (9.7°C)	-0.4°F (-0.2°C)	48th Coolest	Coolest since: 1997	1904
	49.1°F (9.5°C)	49.5°F (9.7°C)	-0.4°F (-0.2°C)	80th Warmest	Warmest since: 2007	2012
	Ties: 1916, 1943, 1950
Nov 2007–Aug 2008 10-Month	48.3°F (9.1°C)	48.5°F (9.2°C)	-0.2°F (-0.1°C)	53rd Coolest	Coolest since: 2003	1904
	48.3°F (9.1°C)	48.5°F (9.2°C)	-0.2°F (-0.1°C)	75th Warmest	Warmest since: 2007	2012
	Ties: 1937, 1947, 1950
Oct 2007–Aug 2008 11-Month	49.3°F (9.6°C)	49.0°F (9.4°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 2003	1904
	49.3°F (9.6°C)	49.0°F (9.4°C)	0.3°F (0.2°C)	57th Warmest	Warmest since: 2007	2012
	Ties: 1946, 1948
Sep 2007–Aug 2008 12-Month	51.0°F (10.6°C)	50.3°F (10.2°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 2003	1904
	51.0°F (10.6°C)	50.3°F (10.2°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 2007	2012
	Ties: 1992, 2011
Mar 2007–Aug 2008 18-Month	55.2°F (12.9°C)	53.9°F (12.2°C)	1.3°F (0.7°C)	102nd Coolest	Coolest since: 2004	1904
	55.2°F (12.9°C)	53.9°F (12.2°C)	1.3°F (0.7°C)	26th Warmest	Warmest since: 2007	2012
	Ties: 1949, 2018
Sep 2006–Aug 2008 24-Month	51.4°F (10.8°C)	50.3°F (10.2°C)	1.1°F (0.6°C)	99th Coolest	Coolest since: 2004	1905
	51.4°F (10.8°C)	50.3°F (10.2°C)	1.1°F (0.6°C)	28th Warmest	Warmest since: 2007	2017
	Ties: 2001
Sep 2005–Aug 2008 36-Month	51.9°F (11.1°C)	50.3°F (10.2°C)	1.6°F (0.9°C)	112th Coolest	Coolest since: 2005	1904
	51.9°F (11.1°C)	50.3°F (10.2°C)	1.6°F (0.9°C)	14th Warmest	Warmest since: 2007	2018
	Ties: 1923, 1932, 1988, 2002
Sep 2004–Aug 2008 48-Month	52.1°F (11.2°C)	50.3°F (10.2°C)	1.8°F (1.0°C)	116th Coolest	Coolest since: 2006	1905
Sep 2004–Aug 2008 48-Month	52.1°F (11.2°C)	50.3°F (10.2°C)	1.8°F (1.0°C)	9th Warmest	Warmest since: 2007	2019
Sep 2003–Aug 2008 60-Month	51.9°F (11.1°C)	50.3°F (10.2°C)	1.6°F (0.9°C)	118th Coolest	Coolest since: 2007	1906
Sep 2003–Aug 2008 60-Month	51.9°F (11.1°C)	50.3°F (10.2°C)	1.6°F (0.9°C)	6th Warmest	Warmest since: 2006	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published May 2023, retrieved on June 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings