Divisional Rankings

Parameter:

Year:

Month:

State:

Division:

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 2011

View Period (Months):

All

Download:

Record Coolest

Bottom 1/10

Bottom 1/3

Normal

Top 1/3

Top 1/10

Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 2011 1-Month	65.0°F (18.3°C)	67.4°F (19.7°C)	-2.4°F (-1.4°C)	21st Coolest	Coolest since: 2006	1918
	65.0°F (18.3°C)	67.4°F (19.7°C)	-2.4°F (-1.4°C)	108th Warmest	Warmest since: 2010	1925
	Ties: 1984
Aug–Sep 2011 2-Month	70.2°F (21.2°C)	70.8°F (21.6°C)	-0.6°F (-0.4°C)	48th Coolest	Coolest since: 2009	1967
	70.2°F (21.2°C)	70.8°F (21.6°C)	-0.6°F (-0.4°C)	81st Warmest	Warmest since: 2010	1936
	Ties: 1923, 1934, 1952
Jul–Sep 2011 3-Month	73.6°F (23.1°C)	72.6°F (22.6°C)	1.0°F (0.5°C)	89th Coolest	Coolest since: 2009	1967
	73.6°F (23.1°C)	72.6°F (22.6°C)	1.0°F (0.5°C)	40th Warmest	Warmest since: 2010	1936
	Ties: 1935, 1973, 1991
Jun–Sep 2011 4-Month	73.8°F (23.2°C)	72.6°F (22.6°C)	1.2°F (0.6°C)	94th Coolest	Coolest since: 2009	1967
	73.8°F (23.2°C)	72.6°F (22.6°C)	1.2°F (0.6°C)	35th Warmest	Warmest since: 2010	1936
	Ties: 1955
May–Sep 2011 5-Month	71.7°F (22.1°C)	70.7°F (21.5°C)	1.0°F (0.6°C)	91st Coolest	Coolest since: 2009	1924
	71.7°F (22.1°C)	70.7°F (21.5°C)	1.0°F (0.6°C)	38th Warmest	Warmest since: 2010	1936
	Ties: 1925, 1964
Apr–Sep 2011 6-Month	69.1°F (20.6°C)	67.7°F (19.8°C)	1.4°F (0.8°C)	99th Coolest	Coolest since: 2009	1907
	69.1°F (20.6°C)	67.7°F (19.8°C)	1.4°F (0.8°C)	30th Warmest	Warmest since: 2010	2010
	Ties: 1931, 1953, 2019
Mar–Sep 2011 7-Month	65.5°F (18.6°C)	64.0°F (17.8°C)	1.5°F (0.8°C)	110th Coolest	Coolest since: 2009	1924
	65.5°F (18.6°C)	64.0°F (17.8°C)	1.5°F (0.8°C)	19th Warmest	Warmest since: 2010	2012
	Ties: 1959, 2005, 2021
Feb–Sep 2011 8-Month	61.5°F (16.4°C)	59.9°F (15.5°C)	1.6°F (0.9°C)	105th Coolest	Coolest since: 2009	1904, 1924
	61.5°F (16.4°C)	59.9°F (15.5°C)	1.6°F (0.9°C)	24th Warmest	Warmest since: 2010	2012
	Ties: 1911
Jan–Sep 2011 9-Month	57.4°F (14.1°C)	56.4°F (13.6°C)	1.0°F (0.5°C)	92nd Coolest	Coolest since: 2009	1979
	57.4°F (14.1°C)	56.4°F (13.6°C)	1.0°F (0.5°C)	37th Warmest	Warmest since: 2010	2012
	Ties: 1941, 1964
Dec 2010–Sep 2011 10-Month	54.3°F (12.4°C)	53.9°F (12.2°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 2009	1904
	54.3°F (12.4°C)	53.9°F (12.2°C)	0.4°F (0.2°C)	55th Warmest	Warmest since: 2010	2012
	Ties: 1972, 2013
Nov 2010–Sep 2011 11-Month	53.4°F (11.9°C)	52.8°F (11.6°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 2009	1904
	53.4°F (11.9°C)	52.8°F (11.6°C)	0.6°F (0.3°C)	47th Warmest	Warmest since: 2010	2012
	Ties: 1930, 1935, 1946, 1972, 1990
Oct 2010–Sep 2011 12-Month	53.7°F (12.1°C)	53.0°F (11.7°C)	0.7°F (0.4°C)	79th Coolest	Coolest since: 2009	1904
	53.7°F (12.1°C)	53.0°F (11.7°C)	0.7°F (0.4°C)	49th Warmest	Warmest since: 2010	2012
	Ties: 1990, 1992, 2019
Apr 2010–Sep 2011 18-Month	59.6°F (15.3°C)	58.0°F (14.4°C)	1.6°F (0.9°C)	115th Coolest	Coolest since: 2010	1918
	59.6°F (15.3°C)	58.0°F (14.4°C)	1.6°F (0.9°C)	13th Warmest	Warmest since: 2007	2012
	Ties: 2000, 2007
Oct 2009–Sep 2011 24-Month	54.1°F (12.3°C)	53.0°F (11.7°C)	1.1°F (0.6°C)	100th Coolest	Coolest since: 2010	1979
	54.1°F (12.3°C)	53.0°F (11.7°C)	1.1°F (0.6°C)	27th Warmest	Warmest since: 2008	2017
	Ties: 1914, 2003, 2019, 2021
Oct 2008–Sep 2011 36-Month	53.7°F (12.1°C)	53.0°F (11.7°C)	0.7°F (0.4°C)	89th Coolest	Coolest since: 2010	1979
	53.7°F (12.1°C)	53.0°F (11.7°C)	0.7°F (0.4°C)	37th Warmest	Warmest since: 2009	2018
	Ties: 1936, 1939, 1944, 1989
Oct 2007–Sep 2011 48-Month	53.6°F (12.0°C)	53.0°F (11.7°C)	0.6°F (0.3°C)	83rd Coolest	Coolest since: 1999	1980
	53.6°F (12.0°C)	53.0°F (11.7°C)	0.6°F (0.3°C)	42nd Warmest	Warmest since: 2010	2019
	Ties: 1939
Oct 2006–Sep 2011 60-Month	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	95th Coolest	Coolest since: 2000	1982
	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	29th Warmest	Warmest since: 2010	2020
	Ties: 1925, 1992

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings