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 1957

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1957 1-Month	65.3°F (18.5°C)	67.4°F (19.7°C)	-2.1°F (-1.2°C)	27th Coolest	Coolest since: 1951	1918
September 1957 1-Month	65.3°F (18.5°C)	67.4°F (19.7°C)	-2.1°F (-1.2°C)	102nd Warmest	Warmest since: 1956	1925
Aug–Sep 1957 2-Month	69.9°F (21.1°C)	70.9°F (21.6°C)	-1.0°F (-0.5°C)	39th Coolest	Coolest since: 1951	1967
	69.9°F (21.1°C)	70.9°F (21.6°C)	-1.0°F (-0.5°C)	90th Warmest	Warmest since: 1956	1936
	Ties: 1999, 2020
Jul–Sep 1957 3-Month	72.2°F (22.3°C)	72.7°F (22.6°C)	-0.5°F (-0.3°C)	52nd Coolest	Coolest since: 1956	1967
	72.2°F (22.3°C)	72.7°F (22.6°C)	-0.5°F (-0.3°C)	77th Warmest	Warmest since: 1955	1936
	Ties: 1923
Jun–Sep 1957 4-Month	72.4°F (22.4°C)	72.6°F (22.6°C)	-0.2°F (-0.2°C)	53rd Coolest	Coolest since: 1956	1967
	72.4°F (22.4°C)	72.6°F (22.6°C)	-0.2°F (-0.2°C)	76th Warmest	Warmest since: 1955	1936
	Ties: 1905, 1935, 1949, 1990, 1993
May–Sep 1957 5-Month	70.6°F (21.4°C)	70.7°F (21.5°C)	-0.1°F (-0.1°C)	58th Coolest	Coolest since: 1951	1924
	70.6°F (21.4°C)	70.7°F (21.5°C)	-0.1°F (-0.1°C)	71st Warmest	Warmest since: 1956	1936
	Ties: 1937, 2006, 2013
Apr–Sep 1957 6-Month	68.0°F (20.0°C)	67.8°F (19.9°C)	0.2°F (0.1°C)	70th Coolest	Coolest since: 1956	1907
	68.0°F (20.0°C)	67.8°F (19.9°C)	0.2°F (0.1°C)	59th Warmest	Warmest since: 1955	2010
	Ties: 1908, 1960, 1962, 1978
Mar–Sep 1957 7-Month	64.1°F (17.8°C)	64.0°F (17.8°C)	0.1°F (0.0°C)	62nd Coolest	Coolest since: 1956	1924
	64.1°F (17.8°C)	64.0°F (17.8°C)	0.1°F (0.0°C)	67th Warmest	Warmest since: 1955	2012
	Ties: 1949, 2020
Feb–Sep 1957 8-Month	60.7°F (15.9°C)	59.9°F (15.5°C)	0.8°F (0.4°C)	88th Coolest	Coolest since: 1956	1904, 1924
	60.7°F (15.9°C)	59.9°F (15.5°C)	0.8°F (0.4°C)	41st Warmest	Warmest since: 1955	2012
	Ties: 1932, 1939, 1941, 1964, 1983
Jan–Sep 1957 9-Month	56.6°F (13.7°C)	56.3°F (13.5°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1956	1979
Jan–Sep 1957 9-Month	56.6°F (13.7°C)	56.3°F (13.5°C)	0.3°F (0.2°C)	61st Warmest	Warmest since: 1955	2012
Dec 1956–Sep 1957 10-Month	54.7°F (12.6°C)	53.9°F (12.2°C)	0.8°F (0.4°C)	83rd Coolest	Coolest since: 1956	1904
	54.7°F (12.6°C)	53.9°F (12.2°C)	0.8°F (0.4°C)	45th Warmest	Warmest since: 1955	2012
	Ties: 1896, 1908, 1986, 1992, 2004
Nov 1956–Sep 1957 11-Month	53.5°F (11.9°C)	52.8°F (11.6°C)	0.7°F (0.3°C)	86th Coolest	Coolest since: 1956	1904
	53.5°F (11.9°C)	52.8°F (11.6°C)	0.7°F (0.3°C)	42nd Warmest	Warmest since: 1955	2012
	Ties: 1911, 1944, 1952, 2019
Oct 1956–Sep 1957 12-Month	54.1°F (12.3°C)	53.1°F (11.7°C)	1.0°F (0.6°C)	95th Coolest	Coolest since: 1956	1904
	54.1°F (12.3°C)	53.1°F (11.7°C)	1.0°F (0.6°C)	33rd Warmest	Warmest since: 1955	2012
	Ties: 1931, 1934, 1949, 1972, 2004
Apr 1956–Sep 1957 18-Month	58.6°F (14.8°C)	58.0°F (14.4°C)	0.6°F (0.4°C)	87th Coolest	Coolest since: 1956	1918
	58.6°F (14.8°C)	58.0°F (14.4°C)	0.6°F (0.4°C)	41st Warmest	Warmest since: 1955	2012
	Ties: 1901, 1941
Oct 1955–Sep 1957 24-Month	53.4°F (11.9°C)	53.1°F (11.7°C)	0.3°F (0.2°C)	80th Coolest	Coolest since: 1952	1979
	53.4°F (11.9°C)	53.1°F (11.7°C)	0.3°F (0.2°C)	47th Warmest	Warmest since: 1956	2017
	Ties: 1901, 1936, 1974, 1976, 1995
Oct 1954–Sep 1957 36-Month	53.8°F (12.1°C)	53.1°F (11.7°C)	0.7°F (0.4°C)	91st Coolest	Coolest since: 1953	1979
	53.8°F (12.1°C)	53.1°F (11.7°C)	0.7°F (0.4°C)	35th Warmest	Warmest since: 1956	2018
	Ties: 2009
Oct 1953–Sep 1957 48-Month	54.3°F (12.4°C)	53.1°F (11.7°C)	1.2°F (0.7°C)	108th Coolest	Coolest since: 1954	1980
	54.3°F (12.4°C)	53.1°F (11.7°C)	1.2°F (0.7°C)	17th Warmest	Warmest since: 1956	2019
	Ties: 1922
Oct 1952–Sep 1957 60-Month	54.4°F (12.4°C)	53.1°F (11.7°C)	1.3°F (0.7°C)	116th Coolest	Coolest since: 1956	1982
	54.4°F (12.4°C)	53.1°F (11.7°C)	1.3°F (0.7°C)	8th Warmest	Warmest since: 1935	2020
	Ties: 1934, 2012, 2013

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings