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 1986

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Warmest/Coolest Since	Record
January 1986 1-Month	27.6°F (-2.4°C)	23.8°F (-4.6°C)	3.8°F (2.2°C)	96th Coolest	Coolest since: 1985	1977
	27.6°F (-2.4°C)	23.8°F (-4.6°C)	3.8°F (2.2°C)	34th Warmest	Warmest since: 1983	2006
	Ties: 1975, 2013
Dec 1985–Jan 1986 2-Month	23.2°F (-4.9°C)	26.2°F (-3.2°C)	-3.0°F (-1.7°C)	27th Coolest	Coolest since: 1984	1918
	23.2°F (-4.9°C)	26.2°F (-3.2°C)	-3.0°F (-1.7°C)	102nd Warmest	Warmest since: 1985	1932
	Ties: 2010
Nov 1985–Jan 1986 3-Month	28.1°F (-2.2°C)	30.8°F (-0.7°C)	-2.7°F (-1.5°C)	18th Coolest	Coolest since: 1984	1977
	28.1°F (-2.2°C)	30.8°F (-0.7°C)	-2.7°F (-1.5°C)	111th Warmest	Warmest since: 1985	2002
	Ties: 1899
Oct 1985–Jan 1986 4-Month	34.8°F (1.6°C)	36.8°F (2.7°C)	-2.0°F (-1.1°C)	23rd Coolest	Coolest since: 1984	1977
	34.8°F (1.6°C)	36.8°F (2.7°C)	-2.0°F (-1.1°C)	106th Warmest	Warmest since: 1985	1932
	Ties: 1962
Sep 1985–Jan 1986 5-Month	41.1°F (5.1°C)	42.6°F (5.9°C)	-1.5°F (-0.8°C)	25th Coolest	Coolest since: 1984	1977
	41.1°F (5.1°C)	42.6°F (5.9°C)	-1.5°F (-0.8°C)	104th Warmest	Warmest since: 1985	1932
	Ties: 1897, 1902, 1938, 1951, 1952, 1962
Aug 1985–Jan 1986 6-Month	46.0°F (7.8°C)	47.8°F (8.8°C)	-1.8°F (-1.0°C)	18th Coolest	Coolest since: 1982	1977
	46.0°F (7.8°C)	47.8°F (8.8°C)	-1.8°F (-1.0°C)	111th Warmest	Warmest since: 1985	1932
	Ties: 1899, 1905, 2001, 2009
Jul 1985–Jan 1986 7-Month	50.0°F (10.0°C)	51.8°F (11.0°C)	-1.8°F (-1.0°C)	18th Coolest	Coolest since: 1982	1977
	50.0°F (10.0°C)	51.8°F (11.0°C)	-1.8°F (-1.0°C)	111th Warmest	Warmest since: 1985	1932
	Ties: 1925, 2001, 2009
Jun 1985–Jan 1986 8-Month	52.4°F (11.3°C)	54.3°F (12.4°C)	-1.9°F (-1.1°C)	13th Coolest	Coolest since: 1978	1977
	52.4°F (11.3°C)	54.3°F (12.4°C)	-1.9°F (-1.1°C)	116th Warmest	Warmest since: 1985	1932
	Ties: 1925, 1993, 2001, 2010
May 1985–Jan 1986 9-Month	53.7°F (12.1°C)	55.1°F (12.8°C)	-1.4°F (-0.7°C)	21st Coolest	Coolest since: 1982	1918, 1977
May 1985–Jan 1986 9-Month	53.7°F (12.1°C)	55.1°F (12.8°C)	-1.4°F (-0.7°C)	108th Warmest	Warmest since: 1985	1932
Apr 1985–Jan 1986 10-Month	54.0°F (12.2°C)	54.8°F (12.7°C)	-0.8°F (-0.5°C)	33rd Coolest	Coolest since: 1982	1918
	54.0°F (12.2°C)	54.8°F (12.7°C)	-0.8°F (-0.5°C)	96th Warmest	Warmest since: 1985	1932
	Ties: 1920, 2015
Mar 1985–Jan 1986 11-Month	53.1°F (11.7°C)	53.3°F (11.8°C)	-0.2°F (-0.1°C)	50th Coolest	Coolest since: 1985	1918
	53.1°F (11.7°C)	53.3°F (11.8°C)	-0.2°F (-0.1°C)	79th Warmest	Warmest since: 1983	1932, 2013, 2017
	Ties: 1917, 1967, 1998, 2003
Feb 1985–Jan 1986 12-Month	50.6°F (10.3°C)	51.2°F (10.7°C)	-0.6°F (-0.4°C)	37th Coolest	Coolest since: 1982	1918
	50.6°F (10.3°C)	51.2°F (10.7°C)	-0.6°F (-0.4°C)	92nd Warmest	Warmest since: 1985	1932
	Ties: 1896, 1982
Aug 1984–Jan 1986 18-Month	49.7°F (9.8°C)	50.1°F (10.1°C)	-0.4°F (-0.3°C)	36th Coolest	Coolest since: 1985	1905, 1918
	49.7°F (9.8°C)	50.1°F (10.1°C)	-0.4°F (-0.3°C)	92nd Warmest	Warmest since: 1985	2017
	Ties: 1911, 1912, 1921, 1945, 1976, 1985, 2009
Feb 1984–Jan 1986 24-Month	50.8°F (10.4°C)	51.3°F (10.7°C)	-0.5°F (-0.3°C)	35th Coolest	Coolest since: 1983	1918
	50.8°F (10.4°C)	51.3°F (10.7°C)	-0.5°F (-0.3°C)	93rd Warmest	Warmest since: 1985	1932
	Ties: 1913, 1928, 1946, 1951, 1983, 2016
Feb 1983–Jan 1986 36-Month	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	39th Coolest	Coolest since: 1983	1905
	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1985	1933
	Ties: 1900, 1901, 1910, 1913, 1917, 1938, 1973, 1983, 2010
Feb 1982–Jan 1986 48-Month	51.0°F (10.6°C)	51.2°F (10.7°C)	-0.2°F (-0.1°C)	41st Coolest	Coolest since: 1985	1905
	51.0°F (10.6°C)	51.2°F (10.7°C)	-0.2°F (-0.1°C)	85th Warmest	Warmest since: 1985	1934
	Ties: 1899, 1909, 1929, 1951, 1954, 1965, 1984, 1985
Feb 1981–Jan 1986 60-Month	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	33rd Coolest	Coolest since: 1984	1906
	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	92nd Warmest	Warmest since: 1985	1935
	Ties: 1910, 1911, 1927, 1961, 1974, 1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published February 2023, retrieved on February 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings