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 3. West

Average Temperature Rankings, January 1981

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 1981 1-Month	25.6°F (-3.6°C)	23.8°F (-4.6°C)	1.8°F (1.0°C)	75th Coolest	Coolest since: 1980	1977
	25.6°F (-3.6°C)	23.8°F (-4.6°C)	1.8°F (1.0°C)	54th Warmest	Warmest since: 1975	2006
	Ties: 1938, 2008
Dec 1980–Jan 1981 2-Month	27.6°F (-2.4°C)	26.1°F (-3.3°C)	1.5°F (0.9°C)	70th Coolest	Coolest since: 1979	1918
	27.6°F (-2.4°C)	26.1°F (-3.3°C)	1.5°F (0.9°C)	58th Warmest	Warmest since: 1980	1932
	Ties: 1988
Nov 1980–Jan 1981 3-Month	32.2°F (0.1°C)	30.8°F (-0.7°C)	1.4°F (0.8°C)	76th Coolest	Coolest since: 1979	1977
Nov 1980–Jan 1981 3-Month	32.2°F (0.1°C)	30.8°F (-0.7°C)	1.4°F (0.8°C)	52nd Warmest	Warmest since: 1980	2002
Oct 1980–Jan 1981 4-Month	36.8°F (2.7°C)	36.7°F (2.6°C)	0.1°F (0.1°C)	58th Coolest	Coolest since: 1979	1977
	36.8°F (2.7°C)	36.7°F (2.6°C)	0.1°F (0.1°C)	70th Warmest	Warmest since: 1980	1932
	Ties: 1907, 1924, 1965
Sep 1980–Jan 1981 5-Month	42.9°F (6.1°C)	42.6°F (5.9°C)	0.3°F (0.2°C)	64th Coolest	Coolest since: 1979	1977
	42.9°F (6.1°C)	42.6°F (5.9°C)	0.3°F (0.2°C)	64th Warmest	Warmest since: 1980	1932
	Ties: 1908, 1988
Aug 1980–Jan 1981 6-Month	48.6°F (9.2°C)	47.8°F (8.8°C)	0.8°F (0.4°C)	81st Coolest	Coolest since: 1980	1977
	48.6°F (9.2°C)	47.8°F (8.8°C)	0.8°F (0.4°C)	47th Warmest	Warmest since: 1980	1932
	Ties: 1976, 1980, 1998, 2004, 2005
Jul 1980–Jan 1981 7-Month	53.0°F (11.7°C)	51.8°F (11.0°C)	1.2°F (0.7°C)	94th Coolest	Coolest since: 1980	1977
	53.0°F (11.7°C)	51.8°F (11.0°C)	1.2°F (0.7°C)	34th Warmest	Warmest since: 1955	1932
	Ties: 1983, 2021
Jun 1980–Jan 1981 8-Month	55.2°F (12.9°C)	54.3°F (12.4°C)	0.9°F (0.5°C)	87th Coolest	Coolest since: 1980	1977
	55.2°F (12.9°C)	54.3°F (12.4°C)	0.9°F (0.5°C)	41st Warmest	Warmest since: 1972	1932
	Ties: 1948, 1957
May 1980–Jan 1981 9-Month	56.2°F (13.4°C)	55.2°F (12.9°C)	1.0°F (0.5°C)	93rd Coolest	Coolest since: 1980	1918, 1977
	56.2°F (13.4°C)	55.2°F (12.9°C)	1.0°F (0.5°C)	35th Warmest	Warmest since: 1960	1932
	Ties: 1960, 2020
Apr 1980–Jan 1981 10-Month	55.6°F (13.1°C)	54.8°F (12.7°C)	0.8°F (0.4°C)	88th Coolest	Coolest since: 1980	1918
	55.6°F (13.1°C)	54.8°F (12.7°C)	0.8°F (0.4°C)	40th Warmest	Warmest since: 1972	1932
	Ties: 1915, 1941, 1953, 1956, 1957, 1965, 1995
Mar 1980–Jan 1981 11-Month	53.7°F (12.1°C)	53.3°F (11.8°C)	0.4°F (0.3°C)	74th Coolest	Coolest since: 1980	1918
	53.7°F (12.1°C)	53.3°F (11.8°C)	0.4°F (0.3°C)	54th Warmest	Warmest since: 1974	1932, 2013, 2017
	Ties: 1896
Feb 1980–Jan 1981 12-Month	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	57th Coolest	Coolest since: 1980	1918
	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	71st Warmest	Warmest since: 1978	1932
	Ties: 1912, 1915, 1916, 1983
Aug 1979–Jan 1981 18-Month	50.3°F (10.2°C)	50.1°F (10.1°C)	0.2°F (0.1°C)	75th Coolest	Coolest since: 1980	1905, 1918
	50.3°F (10.2°C)	50.1°F (10.1°C)	0.2°F (0.1°C)	52nd Warmest	Warmest since: 1975	2017
	Ties: 1897, 1972
Feb 1979–Jan 1981 24-Month	50.7°F (10.4°C)	51.2°F (10.7°C)	-0.5°F (-0.3°C)	32nd Coolest	Coolest since: 1980	1918
	50.7°F (10.4°C)	51.2°F (10.7°C)	-0.5°F (-0.3°C)	95th Warmest	Warmest since: 1976	1932
	Ties: 1911, 1961
Feb 1978–Jan 1981 36-Month	50.0°F (10.0°C)	51.2°F (10.7°C)	-1.2°F (-0.7°C)	8th Coolest	Coolest since: 1979	1905
	50.0°F (10.0°C)	51.2°F (10.7°C)	-1.2°F (-0.7°C)	118th Warmest	Warmest since: 1980	1933
	Ties: 1919
Feb 1977–Jan 1981 48-Month	50.3°F (10.2°C)	51.2°F (10.7°C)	-0.9°F (-0.5°C)	15th Coolest	Coolest since: 1980	1905
	50.3°F (10.2°C)	51.2°F (10.7°C)	-0.9°F (-0.5°C)	110th Warmest	Warmest since: 1978	1934
	Ties: 1919
Feb 1976–Jan 1981 60-Month	50.1°F (10.1°C)	51.2°F (10.7°C)	-1.1°F (-0.6°C)	5th Coolest	Coolest since: 1980	1906
	50.1°F (10.1°C)	51.2°F (10.7°C)	-1.1°F (-0.6°C)	119th Warmest	Warmest since: 1980	1935
	Ties: 1980

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings