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 5. East

Average Temperature Rankings, June 1941

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1941 1-Month	71.2°F (21.8°C)	70.4°F (21.3°C)	0.8°F (0.5°C)	68th Coolest	Coolest since: 1938	1903
June 1941 1-Month	71.2°F (21.8°C)	70.4°F (21.3°C)	0.8°F (0.5°C)	61st Warmest	Warmest since: 1940	1933
May–Jun 1941 2-Month	67.9°F (19.9°C)	65.7°F (18.7°C)	2.2°F (1.2°C)	101st Coolest	Coolest since: 1940	1907
May–Jun 1941 2-Month	67.9°F (19.9°C)	65.7°F (18.7°C)	2.2°F (1.2°C)	28th Warmest	Warmest since: 1939	2018
Apr–Jun 1941 3-Month	63.4°F (17.4°C)	60.4°F (15.8°C)	3.0°F (1.6°C)	120th Coolest	Coolest since: 1940	1907
	63.4°F (17.4°C)	60.4°F (15.8°C)	3.0°F (1.6°C)	9th Warmest	Warmest since: 1934	1991
	Ties: 1964
Mar–Jun 1941 4-Month	56.0°F (13.3°C)	54.9°F (12.7°C)	1.1°F (0.6°C)	86th Coolest	Coolest since: 1940	1926, 1960
	56.0°F (13.3°C)	54.9°F (12.7°C)	1.1°F (0.6°C)	43rd Warmest	Warmest since: 1938	2012
	Ties: 1981, 1994
Feb–Jun 1941 5-Month	49.7°F (9.8°C)	49.4°F (9.7°C)	0.3°F (0.1°C)	63rd Coolest	Coolest since: 1940	1904, 1947
	49.7°F (9.8°C)	49.4°F (9.7°C)	0.3°F (0.1°C)	66th Warmest	Warmest since: 1939	2012
	Ties: 1983
Jan–Jun 1941 6-Month	46.0°F (7.8°C)	45.2°F (7.3°C)	0.8°F (0.5°C)	80th Coolest	Coolest since: 1940	1912
	46.0°F (7.8°C)	45.2°F (7.3°C)	0.8°F (0.5°C)	49th Warmest	Warmest since: 1939	2012
	Ties: 1981
Dec 1940–Jun 1941 7-Month	44.1°F (6.7°C)	42.7°F (5.9°C)	1.4°F (0.8°C)	89th Coolest	Coolest since: 1940	1904
	44.1°F (6.7°C)	42.7°F (5.9°C)	1.4°F (0.8°C)	39th Warmest	Warmest since: 1939	2012
	Ties: 1939, 1944, 1955, 1990
Nov 1940–Jun 1941 8-Month	43.2°F (6.2°C)	42.3°F (5.7°C)	0.9°F (0.5°C)	85th Coolest	Coolest since: 1940	1904
	43.2°F (6.2°C)	42.3°F (5.7°C)	0.9°F (0.5°C)	43rd Warmest	Warmest since: 1939	2012
	Ties: 1973, 1981, 1986, 2018
Oct 1940–Jun 1941 9-Month	44.7°F (7.1°C)	43.5°F (6.4°C)	1.2°F (0.7°C)	93rd Coolest	Coolest since: 1940	1904
	44.7°F (7.1°C)	43.5°F (6.4°C)	1.2°F (0.7°C)	35th Warmest	Warmest since: 1939	2012
	Ties: 1957, 1990
Sep 1940–Jun 1941 10-Month	46.6°F (8.1°C)	45.7°F (7.6°C)	0.9°F (0.5°C)	85th Coolest	Coolest since: 1940	1904
	46.6°F (8.1°C)	45.7°F (7.6°C)	0.9°F (0.5°C)	43rd Warmest	Warmest since: 1939	2012
	Ties: 1914
Aug 1940–Jun 1941 11-Month	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	89th Coolest	Coolest since: 1940	1904
	49.1°F (9.5°C)	48.1°F (8.9°C)	1.0°F (0.6°C)	39th Warmest	Warmest since: 1939	2012, 2017
	Ties: 1948, 1957, 1972
Jul 1940–Jun 1941 12-Month	51.3°F (10.7°C)	50.3°F (10.2°C)	1.0°F (0.5°C)	94th Coolest	Coolest since: 1940	1904
	51.3°F (10.7°C)	50.3°F (10.2°C)	1.0°F (0.5°C)	34th Warmest	Warmest since: 1939	2012
	Ties: 1919, 1974, 1981, 2008, 2018
Jan 1940–Jun 1941 18-Month	48.2°F (9.0°C)	48.6°F (9.2°C)	-0.4°F (-0.2°C)	45th Coolest	Coolest since: 1936	1905
	48.2°F (9.0°C)	48.6°F (9.2°C)	-0.4°F (-0.2°C)	83rd Warmest	Warmest since: 1940	2017
	Ties: 1948, 1962, 1971
Jul 1939–Jun 1941 24-Month	50.4°F (10.2°C)	50.3°F (10.2°C)	0.1°F (0.0°C)	59th Coolest	Coolest since: 1937	1905
	50.4°F (10.2°C)	50.3°F (10.2°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1940	2017
	Ties: 1945, 1946, 1948, 1965, 1981
Jul 1938–Jun 1941 36-Month	50.9°F (10.5°C)	50.2°F (10.1°C)	0.7°F (0.4°C)	82nd Coolest	Coolest since: 1940	1905, 1906
	50.9°F (10.5°C)	50.2°F (10.1°C)	0.7°F (0.4°C)	44th Warmest	Warmest since: 1939	2018
	Ties: 1974, 1985
Jul 1937–Jun 1941 48-Month	50.9°F (10.5°C)	50.3°F (10.2°C)	0.6°F (0.3°C)	82nd Coolest	Coolest since: 1940	1905
	50.9°F (10.5°C)	50.3°F (10.2°C)	0.6°F (0.3°C)	43rd Warmest	Warmest since: 1940	2019
	Ties: 1940, 1944, 1986, 2011
Jul 1936–Jun 1941 60-Month	51.0°F (10.6°C)	50.3°F (10.2°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1940	1906
	51.0°F (10.6°C)	50.3°F (10.2°C)	0.7°F (0.4°C)	41st Warmest	Warmest since: 1936	2020
	Ties: 1925, 1932, 1976, 1994, 2015

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings