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 1901

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1901 1-Month	23.1°F (-4.9°C)	28.3°F (-2.1°C)	-5.2°F (-2.8°C)	16th Coolest	Coolest to Date	1983
December 1901 1-Month	23.1°F (-4.9°C)	28.3°F (-2.1°C)	-5.2°F (-2.8°C)	113th Warmest	Warmest since: 1900	2015
Nov–Dec 1901 2-Month	30.0°F (-1.1°C)	34.3°F (1.3°C)	-4.3°F (-2.4°C)	9th Coolest	Coolest since: 1898	2000
	30.0°F (-1.1°C)	34.3°F (1.3°C)	-4.3°F (-2.4°C)	120th Warmest	Warmest since: 1900	1931
	Ties: 1898, 1951
Oct–Dec 1901 3-Month	38.5°F (3.6°C)	41.0°F (5.0°C)	-2.5°F (-1.4°C)	19th Coolest	Coolest since: 1898	1976
	38.5°F (3.6°C)	41.0°F (5.0°C)	-2.5°F (-1.4°C)	110th Warmest	Warmest since: 1900	1931
	Ties: 1895, 1951, 1955
Sep–Dec 1901 4-Month	45.2°F (7.3°C)	47.3°F (8.5°C)	-2.1°F (-1.2°C)	21st Coolest	Coolest since: 1898	1976
	45.2°F (7.3°C)	47.3°F (8.5°C)	-2.1°F (-1.2°C)	108th Warmest	Warmest since: 1900	1931
	Ties: 1909, 1935
Aug–Dec 1901 5-Month	51.1°F (10.6°C)	52.5°F (11.4°C)	-1.4°F (-0.8°C)	24th Coolest	Coolest since: 1898	1976
	51.1°F (10.6°C)	52.5°F (11.4°C)	-1.4°F (-0.8°C)	105th Warmest	Warmest since: 1900	1931
	Ties: 1935, 1969
Jul–Dec 1901 6-Month	56.3°F (13.5°C)	56.5°F (13.6°C)	-0.2°F (-0.1°C)	53rd Coolest	Coolest since: 1898	1976
	56.3°F (13.5°C)	56.5°F (13.6°C)	-0.2°F (-0.1°C)	76th Warmest	Warmest since: 1900	1931
	Ties: 1952, 1986, 1991
Jun–Dec 1901 7-Month	58.9°F (14.9°C)	58.6°F (14.8°C)	0.3°F (0.1°C)	68th Coolest	Coolest since: 1898	1976
	58.9°F (14.9°C)	58.6°F (14.8°C)	0.3°F (0.1°C)	61st Warmest	Warmest since: 1900	1931
	Ties: 1912, 1959, 1979, 2022
May–Dec 1901 8-Month	59.2°F (15.1°C)	59.1°F (15.1°C)	0.1°F (0.0°C)	58th Coolest	Coolest since: 1898	1917
	59.2°F (15.1°C)	59.1°F (15.1°C)	0.1°F (0.0°C)	71st Warmest	Warmest since: 1900	1931
	Ties: 1896, 1955
Apr–Dec 1901 9-Month	58.2°F (14.6°C)	58.2°F (14.6°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1898	1917
	58.2°F (14.6°C)	58.2°F (14.6°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1900	1931
	Ties: 1978
Mar–Dec 1901 10-Month	56.1°F (13.4°C)	56.3°F (13.5°C)	-0.2°F (-0.1°C)	51st Coolest	Coolest since: 1898	1917
	56.1°F (13.4°C)	56.3°F (13.5°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1900	2012
	Ties: 1919, 1920, 1944, 1962
Feb–Dec 1901 11-Month	52.8°F (11.6°C)	53.7°F (12.1°C)	-0.9°F (-0.5°C)	31st Coolest	Coolest since: 1899	1917
	52.8°F (11.6°C)	53.7°F (12.1°C)	-0.9°F (-0.5°C)	98th Warmest	Warmest since: 1900	2012
	Ties: 1899, 1943, 1945
Jan–Dec 1901 12-Month	50.7°F (10.4°C)	51.2°F (10.7°C)	-0.5°F (-0.3°C)	43rd Coolest	Coolest since: 1899	1917
	50.7°F (10.4°C)	51.2°F (10.7°C)	-0.5°F (-0.3°C)	86th Warmest	Warmest since: 1900	2012
	Ties: 1915, 1968, 1970
Jul 1900–Dec 1901 18-Month	53.3°F (11.8°C)	53.0°F (11.7°C)	0.3°F (0.1°C)	78th Coolest	Coolest since: 1899	1904
	53.3°F (11.8°C)	53.0°F (11.7°C)	0.3°F (0.1°C)	50th Warmest	Warmest since: 1900	2012
	Ties: 1908, 1935, 1971
Jan 1900–Dec 1901 24-Month	51.2°F (10.7°C)	51.2°F (10.7°C)	0.0°F (0.0°C)	61st Coolest	Coolest since: 1900	1979
	51.2°F (10.7°C)	51.2°F (10.7°C)	0.0°F (0.0°C)	67th Warmest	Warmest since: 1897	2017
	Ties: 1908, 1909, 1920, 1971, 1975
Jan 1899–Dec 1901 36-Month	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	36th Coolest	Coolest since: 1900	1905
	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	91st Warmest	Warmest since: 1900	2017
	Ties: 1900, 1902, 1927, 1937, 1959, 1976, 1977, 1985, 1994, 2010
Jan 1898–Dec 1901 48-Month	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	36th Coolest	Coolest since: 1898	1905
	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	90th Warmest	Warmest since: 1900	1934
	Ties: 1898, 1910, 1945, 1967, 1977
Jan 1897–Dec 1901 60-Month	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	36th Coolest	Coolest since: 1899	1905
	50.9°F (10.5°C)	51.2°F (10.7°C)	-0.3°F (-0.2°C)	89th Warmest	Warmest since: 1900	1934
	Ties: 1910, 1926, 1952, 1967, 1976, 1985

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2023, retrieved on March 24, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings