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 1900

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 1900 1-Month	28.7°F (-1.8°C)	23.8°F (-4.6°C)	4.9°F (2.8°C)	107th Coolest	Coolest since: 1899	1977
January 1900 1-Month	28.7°F (-1.8°C)	23.8°F (-4.6°C)	4.9°F (2.8°C)	22nd Warmest	Warmest to Date	2006
Dec 1899–Jan 1900 2-Month	27.8°F (-2.3°C)	26.1°F (-3.3°C)	1.7°F (1.0°C)	72nd Coolest	Coolest since: 1899	1918
	27.8°F (-2.3°C)	26.1°F (-3.3°C)	1.7°F (1.0°C)	56th Warmest	Warmest since: 1897	1932
	Ties: 1972
Nov 1899–Jan 1900 3-Month	33.9°F (1.1°C)	30.8°F (-0.7°C)	3.1°F (1.8°C)	105th Coolest	Coolest since: 1899	1977
	33.9°F (1.1°C)	30.8°F (-0.7°C)	3.1°F (1.8°C)	23rd Warmest	Warmest to Date	2002
	Ties: 2005
Oct 1899–Jan 1900 4-Month	40.1°F (4.5°C)	36.7°F (2.6°C)	3.4°F (1.9°C)	115th Coolest	Coolest since: 1899	1977
Oct 1899–Jan 1900 4-Month	40.1°F (4.5°C)	36.7°F (2.6°C)	3.4°F (1.9°C)	13th Warmest	Warmest to Date	1932
Sep 1899–Jan 1900 5-Month	44.9°F (7.2°C)	42.6°F (5.9°C)	2.3°F (1.3°C)	110th Coolest	Coolest since: 1899	1977
	44.9°F (7.2°C)	42.6°F (5.9°C)	2.3°F (1.3°C)	18th Warmest	Warmest to Date	1932
	Ties: 1931, 1983
Aug 1899–Jan 1900 6-Month	50.0°F (10.0°C)	47.8°F (8.8°C)	2.2°F (1.2°C)	109th Coolest	Coolest since: 1899	1977
	50.0°F (10.0°C)	47.8°F (8.8°C)	2.2°F (1.2°C)	19th Warmest	Warmest to Date	1932
	Ties: 1919, 1921, 1948
Jul 1899–Jan 1900 7-Month	53.5°F (11.9°C)	51.8°F (11.0°C)	1.7°F (0.9°C)	108th Coolest	Coolest since: 1899	1977
	53.5°F (11.9°C)	51.8°F (11.0°C)	1.7°F (0.9°C)	20th Warmest	Warmest to Date	1932
	Ties: 1950, 1955, 2000, 2008
Jun 1899–Jan 1900 8-Month	55.9°F (13.3°C)	54.3°F (12.4°C)	1.6°F (0.9°C)	106th Coolest	Coolest since: 1899	1977
	55.9°F (13.3°C)	54.3°F (12.4°C)	1.6°F (0.9°C)	22nd Warmest	Warmest to Date	1932
	Ties: 1922, 1941, 2008
May 1899–Jan 1900 9-Month	56.6°F (13.7°C)	55.2°F (12.9°C)	1.4°F (0.8°C)	99th Coolest	Coolest since: 1899	1918, 1977
May 1899–Jan 1900 9-Month	56.6°F (13.7°C)	55.2°F (12.9°C)	1.4°F (0.8°C)	29th Warmest	Warmest to Date	1932
Apr 1899–Jan 1900 10-Month	56.1°F (13.4°C)	54.8°F (12.7°C)	1.3°F (0.7°C)	99th Coolest	Coolest since: 1899	1918
	56.1°F (13.4°C)	54.8°F (12.7°C)	1.3°F (0.7°C)	29th Warmest	Warmest to Date	1932
	Ties: 2011
Mar 1899–Jan 1900 11-Month	53.9°F (12.2°C)	53.3°F (11.8°C)	0.6°F (0.4°C)	81st Coolest	Coolest since: 1899	1918
	53.9°F (12.2°C)	53.3°F (11.8°C)	0.6°F (0.4°C)	47th Warmest	Warmest to Date	1932, 2013, 2017
	Ties: 1915, 1921, 2019
Feb 1899–Jan 1900 12-Month	50.8°F (10.4°C)	51.3°F (10.7°C)	-0.5°F (-0.3°C)	44th Coolest	Coolest since: 1899	1918
	50.8°F (10.4°C)	51.3°F (10.7°C)	-0.5°F (-0.3°C)	84th Warmest	Warmest since: 1898	1932
	Ties: 1907, 1966, 1993
Aug 1898–Jan 1900 18-Month	49.2°F (9.6°C)	50.1°F (10.1°C)	-0.9°F (-0.5°C)	26th Coolest	Coolest since: 1900	1905, 1918
	49.2°F (9.6°C)	50.1°F (10.1°C)	-0.9°F (-0.5°C)	101st Warmest	Warmest since: 1899	2017
	Ties: 1961, 1983, 2014
Feb 1898–Jan 1900 24-Month	50.6°F (10.3°C)	51.2°F (10.7°C)	-0.6°F (-0.4°C)	26th Coolest	Coolest since: 1900	1918
	50.6°F (10.3°C)	51.2°F (10.7°C)	-0.6°F (-0.4°C)	101st Warmest	Warmest since: 1899	1932
	Ties: 1908, 1927, 1959, 1960, 1995
Feb 1897–Jan 1900 36-Month	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	39th Coolest	Coolest since: 1900	1905
	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	87th Warmest	Warmest since: 1899	1933
	Ties: 1901, 1910, 1913, 1917, 1938, 1973, 1983, 1986, 2010
Feb 1896–Jan 1900 48-Month	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest since: 1899	1905
	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	75th Warmest	Warmest to Date	1934
	Ties: 1901, 1912, 1926, 1976
Feb 1895–Jan 1900 60-Month	51.0°F (10.6°C)	51.2°F (10.7°C)	-0.2°F (-0.1°C)	40th Coolest	Coolest since: 1900	1906
	51.0°F (10.6°C)	51.2°F (10.7°C)	-0.2°F (-0.1°C)	84th Warmest	Warmest to Date	1935
	Ties: 1902, 1912, 1913, 1953, 1966, 1968, 1978, 1985

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on January 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings