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, December 1956

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1956 1-Month	31.4°F (-0.3°C)	28.3°F (-2.1°C)	3.1°F (1.8°C)	84th Coolest	Coolest since: 1955	1983
	31.4°F (-0.3°C)	28.3°F (-2.1°C)	3.1°F (1.8°C)	45th Warmest	Warmest since: 1953	2015
	Ties: 1986
Nov–Dec 1956 2-Month	35.6°F (2.0°C)	34.2°F (1.2°C)	1.4°F (0.8°C)	83rd Coolest	Coolest since: 1955	2000
	35.6°F (2.0°C)	34.2°F (1.2°C)	1.4°F (0.8°C)	46th Warmest	Warmest since: 1954	1931
	Ties: 1902, 1915, 1930, 1964
Oct–Dec 1956 3-Month	44.1°F (6.7°C)	41.0°F (5.0°C)	3.1°F (1.7°C)	110th Coolest	Coolest since: 1955	1976
Oct–Dec 1956 3-Month	44.1°F (6.7°C)	41.0°F (5.0°C)	3.1°F (1.7°C)	19th Warmest	Warmest since: 1953	1931
Sep–Dec 1956 4-Month	49.6°F (9.8°C)	47.2°F (8.4°C)	2.4°F (1.4°C)	113th Coolest	Coolest since: 1955	1976
Sep–Dec 1956 4-Month	49.6°F (9.8°C)	47.2°F (8.4°C)	2.4°F (1.4°C)	16th Warmest	Warmest since: 1953	1931
Aug–Dec 1956 5-Month	54.6°F (12.6°C)	52.5°F (11.4°C)	2.1°F (1.2°C)	112th Coolest	Coolest since: 1955	1976
Aug–Dec 1956 5-Month	54.6°F (12.6°C)	52.5°F (11.4°C)	2.1°F (1.2°C)	17th Warmest	Warmest since: 1953	1931
Jul–Dec 1956 6-Month	57.9°F (14.4°C)	56.4°F (13.6°C)	1.5°F (0.8°C)	106th Coolest	Coolest since: 1955	1976
Jul–Dec 1956 6-Month	57.9°F (14.4°C)	56.4°F (13.6°C)	1.5°F (0.8°C)	23rd Warmest	Warmest since: 1954	1931
Jun–Dec 1956 7-Month	60.3°F (15.7°C)	58.6°F (14.8°C)	1.7°F (0.9°C)	110th Coolest	Coolest since: 1955	1976
	60.3°F (15.7°C)	58.6°F (14.8°C)	1.7°F (0.9°C)	19th Warmest	Warmest since: 1954	1931
	Ties: 1900
May–Dec 1956 8-Month	60.9°F (16.1°C)	59.0°F (15.0°C)	1.9°F (1.1°C)	113th Coolest	Coolest since: 1955	1917
	60.9°F (16.1°C)	59.0°F (15.0°C)	1.9°F (1.1°C)	16th Warmest	Warmest since: 1953	1931
	Ties: 2001
Apr–Dec 1956 9-Month	59.6°F (15.3°C)	58.2°F (14.6°C)	1.4°F (0.7°C)	102nd Coolest	Coolest since: 1955	1917
	59.6°F (15.3°C)	58.2°F (14.6°C)	1.4°F (0.7°C)	27th Warmest	Warmest since: 1954	1931
	Ties: 1971, 1988, 1991, 2006
Mar–Dec 1956 10-Month	57.6°F (14.2°C)	56.3°F (13.5°C)	1.3°F (0.7°C)	102nd Coolest	Coolest since: 1955	1917
	57.6°F (14.2°C)	56.3°F (13.5°C)	1.3°F (0.7°C)	27th Warmest	Warmest since: 1953	2012
	Ties: 1918, 1988, 1999
Feb–Dec 1956 11-Month	55.0°F (12.8°C)	53.7°F (12.1°C)	1.3°F (0.7°C)	102nd Coolest	Coolest since: 1955	1917
	55.0°F (12.8°C)	53.7°F (12.1°C)	1.3°F (0.7°C)	27th Warmest	Warmest since: 1954	2012
	Ties: 1913
Jan–Dec 1956 12-Month	52.4°F (11.3°C)	51.2°F (10.7°C)	1.2°F (0.6°C)	101st Coolest	Coolest since: 1955	1917
	52.4°F (11.3°C)	51.2°F (10.7°C)	1.2°F (0.6°C)	28th Warmest	Warmest since: 1954	2012
	Ties: 1911, 2015, 2020
Jul 1955–Dec 1956 18-Month	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	99th Coolest	Coolest since: 1952	1904
	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	29th Warmest	Warmest since: 1955	2012
	Ties: 1933, 1948, 2011
Jan 1955–Dec 1956 24-Month	52.2°F (11.2°C)	51.3°F (10.7°C)	0.9°F (0.5°C)	98th Coolest	Coolest since: 1952	1979
	52.2°F (11.2°C)	51.3°F (10.7°C)	0.9°F (0.5°C)	30th Warmest	Warmest since: 1955	2017
	Ties: 2001
Jan 1954–Dec 1956 36-Month	52.5°F (11.4°C)	51.2°F (10.7°C)	1.3°F (0.7°C)	110th Coolest	Coolest since: 1953	1905
	52.5°F (11.4°C)	51.2°F (10.7°C)	1.3°F (0.7°C)	17th Warmest	Warmest since: 1955	2017
	Ties: 1940, 2001, 2013
Jan 1953–Dec 1956 48-Month	52.7°F (11.5°C)	51.2°F (10.7°C)	1.5°F (0.8°C)	120th Coolest	Coolest since: 1955	1905
	52.7°F (11.5°C)	51.2°F (10.7°C)	1.5°F (0.8°C)	6th Warmest	Warmest since: 1955	1934
	Ties: 1941, 1955, 2019
Jan 1952–Dec 1956 60-Month	52.6°F (11.4°C)	51.2°F (10.7°C)	1.4°F (0.7°C)	121st Coolest	Coolest since: 1955	1905
	52.6°F (11.4°C)	51.2°F (10.7°C)	1.4°F (0.7°C)	4th Warmest	Warmest since: 1935	1934
	Ties: 2019, 2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings