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, April 1950

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1950 1-Month	45.2°F (7.3°C)	51.3°F (10.7°C)	-6.1°F (-3.4°C)	5th Coolest	Coolest since: 1926	2018
April 1950 1-Month	45.2°F (7.3°C)	51.3°F (10.7°C)	-6.1°F (-3.4°C)	124th Warmest	Warmest since: 1949	2010
Mar–Apr 1950 2-Month	40.1°F (4.5°C)	45.2°F (7.3°C)	-5.1°F (-2.8°C)	4th Coolest	Coolest since: 1926	1960
Mar–Apr 1950 2-Month	40.1°F (4.5°C)	45.2°F (7.3°C)	-5.1°F (-2.8°C)	125th Warmest	Warmest since: 1949	2012
Feb–Apr 1950 3-Month	36.1°F (2.3°C)	39.5°F (4.2°C)	-3.4°F (-1.9°C)	18th Coolest	Coolest since: 1947	1899
	36.1°F (2.3°C)	39.5°F (4.2°C)	-3.4°F (-1.9°C)	111th Warmest	Warmest since: 1949	2012
	Ties: 1917
Jan–Apr 1950 4-Month	34.3°F (1.3°C)	35.6°F (2.0°C)	-1.3°F (-0.7°C)	41st Coolest	Coolest since: 1947	1912
Jan–Apr 1950 4-Month	34.3°F (1.3°C)	35.6°F (2.0°C)	-1.3°F (-0.7°C)	88th Warmest	Warmest since: 1949	2012
Dec 1949–Apr 1950 5-Month	34.0°F (1.1°C)	34.1°F (1.2°C)	-0.1°F (-0.1°C)	55th Coolest	Coolest since: 1947	1978
	34.0°F (1.1°C)	34.1°F (1.2°C)	-0.1°F (-0.1°C)	73rd Warmest	Warmest since: 1949	2012
	Ties: 1898, 1913, 1972
Nov 1949–Apr 1950 6-Month	35.5°F (1.9°C)	35.1°F (1.7°C)	0.4°F (0.2°C)	68th Coolest	Coolest since: 1948	1904, 1912, 1978
	35.5°F (1.9°C)	35.1°F (1.7°C)	0.4°F (0.2°C)	60th Warmest	Warmest since: 1949	2012
	Ties: 2013
Oct 1949–Apr 1950 7-Month	38.6°F (3.7°C)	37.9°F (3.3°C)	0.7°F (0.4°C)	77th Coolest	Coolest since: 1949	1912
Oct 1949–Apr 1950 7-Month	38.6°F (3.7°C)	37.9°F (3.3°C)	0.7°F (0.4°C)	51st Warmest	Warmest since: 1948	2012
Sep 1949–Apr 1950 8-Month	41.3°F (5.2°C)	41.4°F (5.2°C)	-0.1°F (0.0°C)	54th Coolest	Coolest since: 1944	1904, 1978
	41.3°F (5.2°C)	41.4°F (5.2°C)	-0.1°F (0.0°C)	74th Warmest	Warmest since: 1949	2017
	Ties: 1911, 1988
Aug 1949–Apr 1950 9-Month	45.0°F (7.2°C)	45.0°F (7.2°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 1947	1978
	45.0°F (7.2°C)	45.0°F (7.2°C)	0.0°F (0.0°C)	71st Warmest	Warmest since: 1949	2017
	Ties: 1900, 1913, 1933, 1967, 1988
Jul 1949–Apr 1950 10-Month	48.3°F (9.1°C)	48.1°F (8.9°C)	0.2°F (0.2°C)	60th Coolest	Coolest since: 1947	1904
	48.3°F (9.1°C)	48.1°F (8.9°C)	0.2°F (0.2°C)	68th Warmest	Warmest since: 1949	2012
	Ties: 1896, 1910, 1925, 1927, 1956, 1966, 1967
Jun 1949–Apr 1950 11-Month	50.7°F (10.4°C)	50.3°F (10.2°C)	0.4°F (0.2°C)	77th Coolest	Coolest since: 1949	1904
	50.7°F (10.4°C)	50.3°F (10.2°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1949	2017
	Ties: 1946, 1949, 1983, 1985
May 1949–Apr 1950 12-Month	51.9°F (11.1°C)	51.3°F (10.7°C)	0.6°F (0.4°C)	83rd Coolest	Coolest since: 1949	1918
	51.9°F (11.1°C)	51.3°F (10.7°C)	0.6°F (0.4°C)	45th Warmest	Warmest since: 1945	2017
	Ties: 1964, 2004, 2011, 2013
Nov 1948–Apr 1950 18-Month	46.6°F (8.1°C)	45.9°F (7.7°C)	0.7°F (0.4°C)	89th Coolest	Coolest since: 1949	1979
	46.6°F (8.1°C)	45.9°F (7.7°C)	0.7°F (0.4°C)	38th Warmest	Warmest since: 1942	2017
	Ties: 1974
May 1948–Apr 1950 24-Month	51.7°F (10.9°C)	51.2°F (10.7°C)	0.5°F (0.2°C)	83rd Coolest	Coolest since: 1949	1905
	51.7°F (10.9°C)	51.2°F (10.7°C)	0.5°F (0.2°C)	44th Warmest	Warmest since: 1946	2017
	Ties: 1981
May 1947–Apr 1950 36-Month	51.7°F (10.9°C)	51.2°F (10.7°C)	0.5°F (0.2°C)	83rd Coolest	Coolest since: 1949	1979
	51.7°F (10.9°C)	51.2°F (10.7°C)	0.5°F (0.2°C)	43rd Warmest	Warmest since: 1944	2018
	Ties: 1936, 1937, 1944, 1976, 1987, 2003
May 1946–Apr 1950 48-Month	51.5°F (10.8°C)	51.2°F (10.7°C)	0.3°F (0.1°C)	73rd Coolest	Coolest since: 1949	1980
	51.5°F (10.8°C)	51.2°F (10.7°C)	0.3°F (0.1°C)	52nd Warmest	Warmest since: 1948	1935
	Ties: 1987
May 1945–Apr 1950 60-Month	51.4°F (10.8°C)	51.2°F (10.7°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1948	1906, 1979
	51.4°F (10.8°C)	51.2°F (10.7°C)	0.2°F (0.1°C)	58th Warmest	Warmest since: 1949	1935
	Ties: 1915, 1917, 1948, 1995, 2011

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