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 1988

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1988 1-Month	49.5°F (9.7°C)	55.7°F (13.2°C)	-6.2°F (-3.5°C)	5th Coolest	Coolest since: 1987	1925
	49.5°F (9.7°C)	55.7°F (13.2°C)	-6.2°F (-3.5°C)	124th Warmest	Warmest since: 1987	1963
	Ties: 1987
Sep–Oct 1988 2-Month	59.0°F (15.0°C)	61.5°F (16.4°C)	-2.5°F (-1.4°C)	14th Coolest	Coolest since: 1987	1917
	59.0°F (15.0°C)	61.5°F (16.4°C)	-2.5°F (-1.4°C)	115th Warmest	Warmest since: 1986	1971, 2016
	Ties: 1967
Aug–Oct 1988 3-Month	65.5°F (18.6°C)	65.8°F (18.8°C)	-0.3°F (-0.2°C)	60th Coolest	Coolest since: 1987	1976
	65.5°F (18.6°C)	65.8°F (18.8°C)	-0.3°F (-0.2°C)	69th Warmest	Warmest since: 1986	1947, 2007
	Ties: 1905, 1918, 1962, 1968, 2011
Jul–Oct 1988 4-Month	68.6°F (20.3°C)	68.4°F (20.2°C)	0.2°F (0.1°C)	72nd Coolest	Coolest since: 1987	1967
	68.6°F (20.3°C)	68.4°F (20.2°C)	0.2°F (0.1°C)	57th Warmest	Warmest since: 1986	1936
	Ties: 1906
Jun–Oct 1988 5-Month	69.8°F (21.0°C)	69.2°F (20.7°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 1987	1917
	69.8°F (21.0°C)	69.2°F (20.7°C)	0.6°F (0.3°C)	48th Warmest	Warmest since: 1986	1936
	Ties: 1943, 1960
May–Oct 1988 6-Month	69.0°F (20.6°C)	68.2°F (20.1°C)	0.8°F (0.5°C)	87th Coolest	Coolest since: 1985	1917
	69.0°F (20.6°C)	68.2°F (20.1°C)	0.8°F (0.5°C)	42nd Warmest	Warmest since: 1987	1936
	Ties: 1973, 1977, 2015, 2022
Apr–Oct 1988 7-Month	66.8°F (19.3°C)	66.0°F (18.9°C)	0.8°F (0.4°C)	89th Coolest	Coolest since: 1985	1907
	66.8°F (19.3°C)	66.0°F (18.9°C)	0.8°F (0.4°C)	40th Warmest	Warmest since: 1987	2010
	Ties: 1939, 1947, 1963, 1970
Mar–Oct 1988 8-Month	63.7°F (17.6°C)	62.9°F (17.2°C)	0.8°F (0.4°C)	89th Coolest	Coolest since: 1984	1917
	63.7°F (17.6°C)	62.9°F (17.2°C)	0.8°F (0.4°C)	40th Warmest	Warmest since: 1987	2012
	Ties: 1913, 1942, 2000, 2004
Feb–Oct 1988 9-Month	59.8°F (15.4°C)	59.5°F (15.3°C)	0.3°F (0.1°C)	77th Coolest	Coolest since: 1985	1917
	59.8°F (15.4°C)	59.5°F (15.3°C)	0.3°F (0.1°C)	52nd Warmest	Warmest since: 1987	2012
	Ties: 1900, 1908, 1962, 1964, 1985
Jan–Oct 1988 10-Month	56.3°F (13.5°C)	56.2°F (13.4°C)	0.1°F (0.1°C)	67th Coolest	Coolest since: 1985	1979
Jan–Oct 1988 10-Month	56.3°F (13.5°C)	56.2°F (13.4°C)	0.1°F (0.1°C)	62nd Warmest	Warmest since: 1987	2012
Dec 1987–Oct 1988 11-Month	54.5°F (12.5°C)	54.1°F (12.3°C)	0.4°F (0.2°C)	79th Coolest	Coolest since: 1985	1904
Dec 1987–Oct 1988 11-Month	54.5°F (12.5°C)	54.1°F (12.3°C)	0.4°F (0.2°C)	49th Warmest	Warmest since: 1987	2012
Nov 1987–Oct 1988 12-Month	53.9°F (12.2°C)	53.1°F (11.7°C)	0.8°F (0.5°C)	91st Coolest	Coolest since: 1985	1904
	53.9°F (12.2°C)	53.1°F (11.7°C)	0.8°F (0.5°C)	37th Warmest	Warmest since: 1987	2012
	Ties: 1973
May 1987–Oct 1988 18-Month	59.0°F (15.0°C)	58.2°F (14.6°C)	0.8°F (0.4°C)	93rd Coolest	Coolest since: 1986	1904
	59.0°F (15.0°C)	58.2°F (14.6°C)	0.8°F (0.4°C)	35th Warmest	Warmest since: 1987	2012
	Ties: 1937, 1983, 1995, 2020
Nov 1986–Oct 1988 24-Month	54.0°F (12.2°C)	53.0°F (11.7°C)	1.0°F (0.5°C)	97th Coolest	Coolest since: 1986	1979
	54.0°F (12.2°C)	53.0°F (11.7°C)	1.0°F (0.5°C)	30th Warmest	Warmest since: 1987	2017
	Ties: 1931, 1935, 2019
Nov 1985–Oct 1988 36-Month	54.0°F (12.2°C)	53.0°F (11.7°C)	1.0°F (0.5°C)	98th Coolest	Coolest since: 1987	1979
	54.0°F (12.2°C)	53.0°F (11.7°C)	1.0°F (0.5°C)	28th Warmest	Warmest since: 1956	2018
	Ties: 1993, 2005
Nov 1984–Oct 1988 48-Month	53.8°F (12.1°C)	53.0°F (11.7°C)	0.8°F (0.4°C)	94th Coolest	Coolest since: 1987	1905, 1980
	53.8°F (12.1°C)	53.0°F (11.7°C)	0.8°F (0.4°C)	31st Warmest	Warmest since: 1957	2019
	Ties: 1924, 1941, 1944, 1954, 1989, 2014
Nov 1983–Oct 1988 60-Month	53.4°F (11.9°C)	53.0°F (11.7°C)	0.4°F (0.2°C)	69th Coolest	Coolest since: 1986	1982
	53.4°F (11.9°C)	53.0°F (11.7°C)	0.4°F (0.2°C)	55th Warmest	Warmest since: 1987	2020
	Ties: 1944, 1946, 1949

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