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 2. Northeast

Average Temperature Rankings, April 2018

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 2018 1-Month	40.3°F (4.6°C)	47.8°F (8.8°C)	-7.5°F (-4.2°C)	2nd Coolest	Coolest since: 1907	1907
April 2018 1-Month	40.3°F (4.6°C)	47.8°F (8.8°C)	-7.5°F (-4.2°C)	127th Warmest	Warmest since: 2017	1915
Mar–Apr 2018 2-Month	38.2°F (3.4°C)	41.9°F (5.5°C)	-3.7°F (-2.1°C)	10th Coolest	Coolest since: 1996	1926
	38.2°F (3.4°C)	41.9°F (5.5°C)	-3.7°F (-2.1°C)	119th Warmest	Warmest since: 2017	2012
	Ties: 1904, 1996
Feb–Apr 2018 3-Month	34.2°F (1.2°C)	36.2°F (2.3°C)	-2.0°F (-1.1°C)	35th Coolest	Coolest since: 2015	1904
	34.2°F (1.2°C)	36.2°F (2.3°C)	-2.0°F (-1.1°C)	94th Warmest	Warmest since: 2017	2012
	Ties: 1902, 1913, 1940
Jan–Apr 2018 4-Month	31.0°F (-0.6°C)	32.4°F (0.2°C)	-1.4°F (-0.8°C)	36th Coolest	Coolest since: 2015	1912
	31.0°F (-0.6°C)	32.4°F (0.2°C)	-1.4°F (-0.8°C)	93rd Warmest	Warmest since: 2017	2012
	Ties: 1937, 1943, 1994
Dec 2017–Apr 2018 5-Month	30.0°F (-1.1°C)	31.2°F (-0.4°C)	-1.2°F (-0.7°C)	29th Coolest	Coolest since: 2014	1904
	30.0°F (-1.1°C)	31.2°F (-0.4°C)	-1.2°F (-0.7°C)	99th Warmest	Warmest since: 2017	2012
	Ties: 1916, 2009, 2011
Nov 2017–Apr 2018 6-Month	31.2°F (-0.4°C)	32.2°F (0.1°C)	-1.0°F (-0.5°C)	30th Coolest	Coolest since: 2015	1904
	31.2°F (-0.4°C)	32.2°F (0.1°C)	-1.0°F (-0.5°C)	98th Warmest	Warmest since: 2017	2012
	Ties: 1956, 1997
Oct 2017–Apr 2018 7-Month	34.8°F (1.6°C)	35.1°F (1.7°C)	-0.3°F (-0.1°C)	44th Coolest	Coolest since: 2015	1904
	34.8°F (1.6°C)	35.1°F (1.7°C)	-0.3°F (-0.1°C)	84th Warmest	Warmest since: 2017	2012
	Ties: 1923, 1924, 1929, 1952, 1969
Sep 2017–Apr 2018 8-Month	38.8°F (3.8°C)	38.7°F (3.7°C)	0.1°F (0.1°C)	56th Coolest	Coolest since: 2015	1904
	38.8°F (3.8°C)	38.7°F (3.7°C)	0.1°F (0.1°C)	72nd Warmest	Warmest since: 2017	2012
	Ties: 1896, 1906, 1923, 1934, 1968, 1988, 2011, 2019
Aug 2017–Apr 2018 9-Month	42.2°F (5.7°C)	42.3°F (5.7°C)	-0.1°F (0.0°C)	48th Coolest	Coolest since: 2015	1904
	42.2°F (5.7°C)	42.3°F (5.7°C)	-0.1°F (0.0°C)	80th Warmest	Warmest since: 2017	2012, 2017
	Ties: 1910, 1927, 1933, 1947, 1956, 1969
Jul 2017–Apr 2018 10-Month	45.2°F (7.3°C)	45.4°F (7.4°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 2015	1904
	45.2°F (7.3°C)	45.4°F (7.4°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 2017	2012
	Ties: 1969, 1971, 2001
Jun 2017–Apr 2018 11-Month	47.5°F (8.6°C)	47.5°F (8.6°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 2015	1904
	47.5°F (8.6°C)	47.5°F (8.6°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 2017	2012
	Ties: 1946, 1966
May 2017–Apr 2018 12-Month	48.3°F (9.1°C)	48.4°F (9.1°C)	-0.1°F (0.0°C)	49th Coolest	Coolest since: 2015	1904, 1918
	48.3°F (9.1°C)	48.4°F (9.1°C)	-0.1°F (0.0°C)	79th Warmest	Warmest since: 2017	2012
	Ties: 1906
Nov 2016–Apr 2018 18-Month	44.8°F (7.1°C)	43.1°F (6.2°C)	1.7°F (0.9°C)	110th Coolest	Coolest since: 2016	1905, 1918
	44.8°F (7.1°C)	43.1°F (6.2°C)	1.7°F (0.9°C)	17th Warmest	Warmest since: 2017	2017
	Ties: 1955, 2002, 2008, 2011
May 2016–Apr 2018 24-Month	50.5°F (10.3°C)	48.5°F (9.2°C)	2.0°F (1.1°C)	117th Coolest	Coolest since: 2016	1905
	50.5°F (10.3°C)	48.5°F (9.2°C)	2.0°F (1.1°C)	10th Warmest	Warmest since: 2017	2017
	Ties: 2022
May 2015–Apr 2018 36-Month	50.9°F (10.5°C)	48.5°F (9.2°C)	2.4°F (1.3°C)	124th Coolest	Coolest since: 2017	1918
May 2015–Apr 2018 36-Month	50.9°F (10.5°C)	48.5°F (9.2°C)	2.4°F (1.3°C)	2nd Warmest	Warmest since: 2000	2000
May 2014–Apr 2018 48-Month	50.0°F (10.0°C)	48.4°F (9.1°C)	1.6°F (0.9°C)	113th Coolest	Coolest since: 2017	1980
	50.0°F (10.0°C)	48.4°F (9.1°C)	1.6°F (0.9°C)	12th Warmest	Warmest since: 2013	2002
	Ties: 2005
May 2013–Apr 2018 60-Month	49.2°F (9.6°C)	48.4°F (9.1°C)	0.8°F (0.5°C)	90th Coolest	Coolest since: 2015	1908, 1920
	49.2°F (9.6°C)	48.4°F (9.1°C)	0.8°F (0.5°C)	34th Warmest	Warmest since: 2017	2002
	Ties: 1925, 1956, 1988, 2011, 2015

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on January 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings