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, October 1984

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1984 1-Month	59.9°F (15.5°C)	55.7°F (13.2°C)	4.2°F (2.3°C)	117th Coolest	Coolest since: 1983	1925
	59.9°F (15.5°C)	55.7°F (13.2°C)	4.2°F (2.3°C)	12th Warmest	Warmest since: 1973	1963
	Ties: 1920
Sep–Oct 1984 2-Month	62.4°F (16.9°C)	61.5°F (16.4°C)	0.9°F (0.5°C)	80th Coolest	Coolest since: 1983	1917
	62.4°F (16.9°C)	61.5°F (16.4°C)	0.9°F (0.5°C)	49th Warmest	Warmest since: 1983	1971, 2016
	Ties: 1910, 1983
Aug–Oct 1984 3-Month	66.6°F (19.2°C)	65.7°F (18.7°C)	0.9°F (0.5°C)	85th Coolest	Coolest since: 1982	1976
	66.6°F (19.2°C)	65.7°F (18.7°C)	0.9°F (0.5°C)	44th Warmest	Warmest since: 1983	1947, 2007
	Ties: 1913, 1980, 2000, 2017
Jul–Oct 1984 4-Month	68.5°F (20.3°C)	68.4°F (20.2°C)	0.1°F (0.1°C)	70th Coolest	Coolest since: 1982	1967
	68.5°F (20.3°C)	68.4°F (20.2°C)	0.1°F (0.1°C)	59th Warmest	Warmest since: 1983	1936
	Ties: 1932
Jun–Oct 1984 5-Month	70.0°F (21.1°C)	69.2°F (20.7°C)	0.8°F (0.4°C)	87th Coolest	Coolest since: 1982	1917
	70.0°F (21.1°C)	69.2°F (20.7°C)	0.8°F (0.4°C)	42nd Warmest	Warmest since: 1983	1936
	Ties: 1955, 1956, 2017
May–Oct 1984 6-Month	68.4°F (20.2°C)	68.2°F (20.1°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1982	1917
	68.4°F (20.2°C)	68.2°F (20.1°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1983	1936
	Ties: 1908, 1916
Apr–Oct 1984 7-Month	65.9°F (18.8°C)	66.0°F (18.9°C)	-0.1°F (-0.1°C)	55th Coolest	Coolest since: 1982	1907
	65.9°F (18.8°C)	66.0°F (18.9°C)	-0.1°F (-0.1°C)	74th Warmest	Warmest since: 1983	2010
	Ties: 1912, 1978
Mar–Oct 1984 8-Month	62.0°F (16.7°C)	63.0°F (17.2°C)	-1.0°F (-0.5°C)	25th Coolest	Coolest since: 1982	1917
	62.0°F (16.7°C)	63.0°F (17.2°C)	-1.0°F (-0.5°C)	104th Warmest	Warmest since: 1983	2012
	Ties: 1979, 1982, 1993
Feb–Oct 1984 9-Month	59.2°F (15.1°C)	59.5°F (15.3°C)	-0.3°F (-0.2°C)	52nd Coolest	Coolest since: 1982	1917
Feb–Oct 1984 9-Month	59.2°F (15.1°C)	59.5°F (15.3°C)	-0.3°F (-0.2°C)	77th Warmest	Warmest since: 1983	2012
Jan–Oct 1984 10-Month	55.6°F (13.1°C)	56.3°F (13.5°C)	-0.7°F (-0.4°C)	35th Coolest	Coolest since: 1982	1979
	55.6°F (13.1°C)	56.3°F (13.5°C)	-0.7°F (-0.4°C)	94th Warmest	Warmest since: 1983	2012
	Ties: 1909, 1937
Dec 1983–Oct 1984 11-Month	52.4°F (11.3°C)	54.1°F (12.3°C)	-1.7°F (-1.0°C)	10th Coolest	Coolest since: 1982	1904
	52.4°F (11.3°C)	54.1°F (12.3°C)	-1.7°F (-1.0°C)	118th Warmest	Warmest since: 1983	2012
	Ties: 1951
Nov 1983–Oct 1984 12-Month	51.8°F (11.0°C)	53.0°F (11.7°C)	-1.2°F (-0.7°C)	14th Coolest	Coolest since: 1982	1904
	51.8°F (11.0°C)	53.0°F (11.7°C)	-1.2°F (-0.7°C)	114th Warmest	Warmest since: 1983	2012
	Ties: 1905, 1907, 1958, 1977
May 1983–Oct 1984 18-Month	57.7°F (14.3°C)	58.2°F (14.6°C)	-0.5°F (-0.3°C)	38th Coolest	Coolest since: 1982	1904
	57.7°F (14.3°C)	58.2°F (14.6°C)	-0.5°F (-0.3°C)	90th Warmest	Warmest since: 1983	2012
	Ties: 1925, 1930, 2001
Nov 1982–Oct 1984 24-Month	53.3°F (11.8°C)	53.1°F (11.7°C)	0.2°F (0.1°C)	75th Coolest	Coolest since: 1983	1979
	53.3°F (11.8°C)	53.1°F (11.7°C)	0.2°F (0.1°C)	52nd Warmest	Warmest since: 1974	2017
	Ties: 1901, 1915, 1920, 1936, 1990, 2004
Nov 1981–Oct 1984 36-Month	52.6°F (11.4°C)	53.1°F (11.7°C)	-0.5°F (-0.3°C)	27th Coolest	Coolest since: 1982	1979
	52.6°F (11.4°C)	53.1°F (11.7°C)	-0.5°F (-0.3°C)	99th Warmest	Warmest since: 1983	2018
	Ties: 1902, 1913, 1920, 1925, 1926, 1930, 1961, 1964, 1965, 1967
Nov 1980–Oct 1984 48-Month	52.7°F (11.5°C)	53.1°F (11.7°C)	-0.4°F (-0.2°C)	32nd Coolest	Coolest since: 1982	1905, 1980
	52.7°F (11.5°C)	53.1°F (11.7°C)	-0.4°F (-0.2°C)	93rd Warmest	Warmest since: 1983	2019
	Ties: 1899, 1903, 1909, 1910, 1915, 1928, 1930, 1965, 1967, 1997
Nov 1979–Oct 1984 60-Month	52.7°F (11.5°C)	53.1°F (11.7°C)	-0.4°F (-0.2°C)	35th Coolest	Coolest since: 1983	1982
	52.7°F (11.5°C)	53.1°F (11.7°C)	-0.4°F (-0.2°C)	89th Warmest	Warmest since: 1977	2020
	Ties: 1910, 1913, 1960, 1997

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings