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, September 1908

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1908 1-Month	70.5°F (21.4°C)	67.4°F (19.7°C)	3.1°F (1.7°C)	106th Coolest	Coolest since: 1907	1918
	70.5°F (21.4°C)	67.4°F (19.7°C)	3.1°F (1.7°C)	23rd Warmest	Warmest since: 1906	1925
	Ties: 1906
Aug–Sep 1908 2-Month	72.8°F (22.7°C)	70.9°F (21.6°C)	1.9°F (1.1°C)	101st Coolest	Coolest since: 1907	1967
	72.8°F (22.7°C)	70.9°F (21.6°C)	1.9°F (1.1°C)	28th Warmest	Warmest since: 1906	1936
	Ties: 1921, 1926
Jul–Sep 1908 3-Month	73.7°F (23.2°C)	72.7°F (22.6°C)	1.0°F (0.6°C)	92nd Coolest	Coolest since: 1907	1967
	73.7°F (23.2°C)	72.7°F (22.6°C)	1.0°F (0.6°C)	37th Warmest	Warmest since: 1901	1936
	Ties: 1911, 1995
Jun–Sep 1908 4-Month	73.0°F (22.8°C)	72.6°F (22.6°C)	0.4°F (0.2°C)	79th Coolest	Coolest since: 1907	1967
	73.0°F (22.8°C)	72.6°F (22.6°C)	0.4°F (0.2°C)	50th Warmest	Warmest since: 1901	1936
	Ties: 1899, 1926, 1947, 1999
May–Sep 1908 5-Month	71.2°F (21.8°C)	70.8°F (21.6°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1907	1924
	71.2°F (21.8°C)	70.8°F (21.6°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1901	1936
	Ties: 1898, 1899
Apr–Sep 1908 6-Month	68.0°F (20.0°C)	67.7°F (19.8°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1907	1907
	68.0°F (20.0°C)	67.7°F (19.8°C)	0.3°F (0.2°C)	59th Warmest	Warmest since: 1906	2010
	Ties: 1957, 1960, 1962, 1978
Mar–Sep 1908 7-Month	64.9°F (18.3°C)	64.0°F (17.8°C)	0.9°F (0.5°C)	93rd Coolest	Coolest since: 1907	1924
	64.9°F (18.3°C)	64.0°F (17.8°C)	0.9°F (0.5°C)	36th Warmest	Warmest to Date	2012
	Ties: 1939, 2006
Feb–Sep 1908 8-Month	60.5°F (15.8°C)	60.0°F (15.6°C)	0.5°F (0.2°C)	79th Coolest	Coolest since: 1907	1904, 1924
	60.5°F (15.8°C)	60.0°F (15.6°C)	0.5°F (0.2°C)	50th Warmest	Warmest to Date	2012
	Ties: 1934
Jan–Sep 1908 9-Month	57.1°F (13.9°C)	56.4°F (13.6°C)	0.7°F (0.3°C)	83rd Coolest	Coolest since: 1907	1979
	57.1°F (13.9°C)	56.4°F (13.6°C)	0.7°F (0.3°C)	46th Warmest	Warmest since: 1898	2012
	Ties: 1914, 1936, 1988, 1995, 2021
Dec 1907–Sep 1908 10-Month	54.7°F (12.6°C)	53.9°F (12.2°C)	0.8°F (0.4°C)	83rd Coolest	Coolest since: 1907	1904
	54.7°F (12.6°C)	53.9°F (12.2°C)	0.8°F (0.4°C)	45th Warmest	Warmest since: 1896	2012
	Ties: 1896, 1957, 1986, 1992, 2004
Nov 1907–Sep 1908 11-Month	53.3°F (11.8°C)	52.8°F (11.6°C)	0.5°F (0.2°C)	75th Coolest	Coolest since: 1907	1904
	53.3°F (11.8°C)	52.8°F (11.6°C)	0.5°F (0.2°C)	53rd Warmest	Warmest since: 1896	2012
	Ties: 1896, 1959, 1973, 1992
Oct 1907–Sep 1908 12-Month	53.2°F (11.8°C)	53.1°F (11.7°C)	0.1°F (0.1°C)	59th Coolest	Coolest since: 1907	1904
	53.2°F (11.8°C)	53.1°F (11.7°C)	0.1°F (0.1°C)	69th Warmest	Warmest since: 1903	2012
	Ties: 1903, 1947, 1950, 2013
Apr 1907–Sep 1908 18-Month	56.7°F (13.7°C)	57.9°F (14.4°C)	-1.2°F (-0.7°C)	12th Coolest	Coolest since: 1905	1918
	56.7°F (13.7°C)	57.9°F (14.4°C)	-1.2°F (-0.7°C)	116th Warmest	Warmest since: 1907	2012
	Ties: 1902, 1912
Oct 1906–Sep 1908 24-Month	52.6°F (11.4°C)	53.1°F (11.7°C)	-0.5°F (-0.3°C)	39th Coolest	Coolest since: 1907	1979
	52.6°F (11.4°C)	53.1°F (11.7°C)	-0.5°F (-0.3°C)	88th Warmest	Warmest since: 1901	2017
	Ties: 1910, 1919, 1960
Oct 1905–Sep 1908 36-Month	52.6°F (11.4°C)	53.0°F (11.7°C)	-0.4°F (-0.3°C)	30th Coolest	Coolest since: 1907	1979
	52.6°F (11.4°C)	53.0°F (11.7°C)	-0.4°F (-0.3°C)	96th Warmest	Warmest since: 1902	2018
	Ties: 1901, 1902, 1967
Oct 1904–Sep 1908 48-Month	52.4°F (11.3°C)	53.0°F (11.7°C)	-0.6°F (-0.4°C)	20th Coolest	Coolest since: 1907	1980
	52.4°F (11.3°C)	53.0°F (11.7°C)	-0.6°F (-0.4°C)	105th Warmest	Warmest since: 1903	2019
	Ties: 1899, 1919, 1968
Oct 1903–Sep 1908 60-Month	51.9°F (11.1°C)	53.1°F (11.7°C)	-1.2°F (-0.6°C)	7th Coolest	Coolest since: 1907	1982
	51.9°F (11.1°C)	53.1°F (11.7°C)	-1.2°F (-0.6°C)	117th Warmest	Warmest since: 1907	2020
	Ties: 1907

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on January 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings