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 1977

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Record Coolest

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1977 1-Month	52.7°F (11.5°C)	55.7°F (13.2°C)	-3.0°F (-1.7°C)	22nd Coolest	Coolest since: 1976	1925
October 1977 1-Month	52.7°F (11.5°C)	55.7°F (13.2°C)	-3.0°F (-1.7°C)	107th Warmest	Warmest since: 1975	1963
Sep–Oct 1977 2-Month	60.9°F (16.1°C)	61.6°F (16.4°C)	-0.7°F (-0.3°C)	49th Coolest	Coolest since: 1976	1917
	60.9°F (16.1°C)	61.6°F (16.4°C)	-0.7°F (-0.3°C)	80th Warmest	Warmest since: 1973	1971, 2016
	Ties: 1924, 1972, 1980, 1995
Aug–Oct 1977 3-Month	65.0°F (18.3°C)	65.8°F (18.8°C)	-0.8°F (-0.5°C)	37th Coolest	Coolest since: 1976	1976
	65.0°F (18.3°C)	65.8°F (18.8°C)	-0.8°F (-0.5°C)	92nd Warmest	Warmest since: 1975	1947, 2007
	Ties: 1925, 1946, 1950, 1997
Jul–Oct 1977 4-Month	68.3°F (20.2°C)	68.4°F (20.2°C)	-0.1°F (0.0°C)	63rd Coolest	Coolest since: 1976	1967
	68.3°F (20.2°C)	68.4°F (20.2°C)	-0.1°F (0.0°C)	66th Warmest	Warmest since: 1973	1936
	Ties: 1912, 1949, 2022
Jun–Oct 1977 5-Month	68.9°F (20.5°C)	69.2°F (20.7°C)	-0.3°F (-0.2°C)	55th Coolest	Coolest since: 1976	1917
Jun–Oct 1977 5-Month	68.9°F (20.5°C)	69.2°F (20.7°C)	-0.3°F (-0.2°C)	74th Warmest	Warmest since: 1973	1936
May–Oct 1977 6-Month	69.0°F (20.6°C)	68.2°F (20.1°C)	0.8°F (0.5°C)	86th Coolest	Coolest since: 1976	1917
	69.0°F (20.6°C)	68.2°F (20.1°C)	0.8°F (0.5°C)	43rd Warmest	Warmest since: 1973	1936
	Ties: 1973, 1988, 2022
Apr–Oct 1977 7-Month	67.5°F (19.7°C)	66.0°F (18.9°C)	1.5°F (0.8°C)	107th Coolest	Coolest since: 1976	1907
	67.5°F (19.7°C)	66.0°F (18.9°C)	1.5°F (0.8°C)	22nd Warmest	Warmest since: 1955	2010
	Ties: 2021
Mar–Oct 1977 8-Month	65.0°F (18.3°C)	63.0°F (17.2°C)	2.0°F (1.1°C)	121st Coolest	Coolest since: 1976	1917
	65.0°F (18.3°C)	63.0°F (17.2°C)	2.0°F (1.1°C)	8th Warmest	Warmest since: 1954	2012
	Ties: 1954, 2021
Feb–Oct 1977 9-Month	61.0°F (16.1°C)	59.5°F (15.3°C)	1.5°F (0.8°C)	112th Coolest	Coolest since: 1976	1917
	61.0°F (16.1°C)	59.5°F (15.3°C)	1.5°F (0.8°C)	17th Warmest	Warmest since: 1955	2012
	Ties: 1955, 1986, 2000
Jan–Oct 1977 10-Month	56.0°F (13.3°C)	56.3°F (13.5°C)	-0.3°F (-0.2°C)	56th Coolest	Coolest since: 1976	1979
	56.0°F (13.3°C)	56.3°F (13.5°C)	-0.3°F (-0.2°C)	73rd Warmest	Warmest since: 1976	2012
	Ties: 1947, 1976, 1981, 2013
Dec 1976–Oct 1977 11-Month	53.3°F (11.8°C)	54.0°F (12.2°C)	-0.7°F (-0.4°C)	32nd Coolest	Coolest since: 1970	1904
	53.3°F (11.8°C)	54.0°F (12.2°C)	-0.7°F (-0.4°C)	96th Warmest	Warmest since: 1976	2012
	Ties: 1903, 1926
Nov 1976–Oct 1977 12-Month	51.8°F (11.0°C)	53.1°F (11.7°C)	-1.3°F (-0.7°C)	14th Coolest	Coolest since: 1958	1904
	51.8°F (11.0°C)	53.1°F (11.7°C)	-1.3°F (-0.7°C)	114th Warmest	Warmest since: 1976	2012
	Ties: 1905, 1907, 1958, 1984
May 1976–Oct 1977 18-Month	56.2°F (13.4°C)	58.1°F (14.5°C)	-1.9°F (-1.1°C)	3rd Coolest	Coolest since: 1918	1904
May 1976–Oct 1977 18-Month	56.2°F (13.4°C)	58.1°F (14.5°C)	-1.9°F (-1.1°C)	125th Warmest	Warmest since: 1976	2012
Nov 1975–Oct 1977 24-Month	52.5°F (11.4°C)	53.1°F (11.7°C)	-0.6°F (-0.3°C)	29th Coolest	Coolest since: 1971	1979
	52.5°F (11.4°C)	53.1°F (11.7°C)	-0.6°F (-0.3°C)	98th Warmest	Warmest since: 1976	2017
	Ties: 1900, 1927, 1928, 1962, 1963, 1964, 1967, 1985, 1994
Nov 1974–Oct 1977 36-Month	52.7°F (11.5°C)	53.0°F (11.7°C)	-0.3°F (-0.2°C)	37th Coolest	Coolest since: 1972	1979
	52.7°F (11.5°C)	53.0°F (11.7°C)	-0.3°F (-0.2°C)	89th Warmest	Warmest since: 1976	2018
	Ties: 1900, 1901, 1908, 1909, 1930, 1958, 1972
Nov 1973–Oct 1977 48-Month	52.8°F (11.6°C)	53.0°F (11.7°C)	-0.2°F (-0.1°C)	43rd Coolest	Coolest since: 1972	1905, 1980
	52.8°F (11.6°C)	53.0°F (11.7°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 1976	2019
	Ties: 1900, 1901, 1951, 1985, 1996
Nov 1972–Oct 1977 60-Month	53.0°F (11.7°C)	53.0°F (11.7°C)	0.0°F (0.0°C)	52nd Coolest	Coolest since: 1974	1982
	53.0°F (11.7°C)	53.0°F (11.7°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1976	2020
	Ties: 1914, 1951, 1974, 1986

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2023, retrieved on March 22, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings