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, May 1901

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1901 1-Month	58.0°F (14.4°C)	59.0°F (15.0°C)	-1.0°F (-0.6°C)	48th Coolest	Coolest since: 1897	1907
May 1901 1-Month	58.0°F (14.4°C)	59.0°F (15.0°C)	-1.0°F (-0.6°C)	81st Warmest	Warmest since: 1900	1977
Apr–May 1901 2-Month	52.5°F (11.4°C)	53.4°F (11.9°C)	-0.9°F (-0.5°C)	37th Coolest	Coolest since: 1897	1907
	52.5°F (11.4°C)	53.4°F (11.9°C)	-0.9°F (-0.5°C)	92nd Warmest	Warmest since: 1900	1896, 1977
	Ties: 1990
Mar–May 1901 3-Month	46.2°F (7.9°C)	47.6°F (8.7°C)	-1.4°F (-0.8°C)	32nd Coolest	Coolest since: 1897	1926
	46.2°F (7.9°C)	47.6°F (8.7°C)	-1.4°F (-0.8°C)	97th Warmest	Warmest since: 1900	2012
	Ties: 1916, 2002, 2013
Feb–May 1901 4-Month	38.1°F (3.4°C)	41.9°F (5.5°C)	-3.8°F (-2.1°C)	6th Coolest	Coolest since: 1901	1904, 1947
	38.1°F (3.4°C)	41.9°F (5.5°C)	-3.8°F (-2.1°C)	123rd Warmest	Warmest since: 1900	2012
	Ties: 1923
Jan–May 1901 5-Month	35.1°F (1.7°C)	37.7°F (3.2°C)	-2.6°F (-1.5°C)	15th Coolest	Coolest since: 1895	1912
	35.1°F (1.7°C)	37.7°F (3.2°C)	-2.6°F (-1.5°C)	114th Warmest	Warmest since: 1900	2012
	Ties: 1947
Dec 1900–May 1901 6-Month	34.0°F (1.1°C)	35.7°F (2.1°C)	-1.7°F (-1.0°C)	19th Coolest	Coolest since: 1899	1904
	34.0°F (1.1°C)	35.7°F (2.1°C)	-1.7°F (-1.0°C)	109th Warmest	Warmest since: 1900	2012
	Ties: 1996
Nov 1900–May 1901 7-Month	34.2°F (1.2°C)	36.1°F (2.3°C)	-1.9°F (-1.1°C)	16th Coolest	Coolest since: 1899	1904
	34.2°F (1.2°C)	36.1°F (2.3°C)	-1.9°F (-1.1°C)	112th Warmest	Warmest since: 1900	2012
	Ties: 1943
Oct 1900–May 1901 8-Month	37.4°F (3.0°C)	38.1°F (3.4°C)	-0.7°F (-0.4°C)	34th Coolest	Coolest since: 1899	1904
	37.4°F (3.0°C)	38.1°F (3.4°C)	-0.7°F (-0.4°C)	94th Warmest	Warmest since: 1900	2012
	Ties: 1965
Sep 1900–May 1901 9-Month	40.5°F (4.7°C)	41.0°F (5.0°C)	-0.5°F (-0.3°C)	39th Coolest	Coolest since: 1899	1904
	40.5°F (4.7°C)	41.0°F (5.0°C)	-0.5°F (-0.3°C)	89th Warmest	Warmest since: 1900	2012
	Ties: 1927, 1930, 1937, 1956
Aug 1900–May 1901 10-Month	44.1°F (6.7°C)	44.0°F (6.7°C)	0.1°F (0.0°C)	60th Coolest	Coolest since: 1899	1904
	44.1°F (6.7°C)	44.0°F (6.7°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1900	2012
	Ties: 1915, 2019
Jul 1900–May 1901 11-Month	46.7°F (8.2°C)	46.6°F (8.1°C)	0.1°F (0.1°C)	56th Coolest	Coolest since: 1899	1904
	46.7°F (8.2°C)	46.6°F (8.1°C)	0.1°F (0.1°C)	72nd Warmest	Warmest since: 1900	2012
	Ties: 1944, 1961, 2001
Jun 1900–May 1901 12-Month	48.5°F (9.2°C)	48.5°F (9.2°C)	0.0°F (0.0°C)	60th Coolest	Coolest since: 1899	1904
	48.5°F (9.2°C)	48.5°F (9.2°C)	0.0°F (0.0°C)	68th Warmest	Warmest since: 1900	2012
	Ties: 1902, 1948, 1984
Dec 1899–May 1901 18-Month	44.0°F (6.7°C)	44.2°F (6.8°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1900	1905, 1918
	44.0°F (6.7°C)	44.2°F (6.8°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1898	2017
	Ties: 1911, 1946, 1958, 1961, 1965, 1967, 1973, 1983
Jun 1899–May 1901 24-Month	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1900	1905
	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	59th Warmest	Warmest to Date	2017
	Ties: 1941, 1943, 1972, 1981, 2009
Jun 1898–May 1901 36-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	42nd Coolest	Coolest since: 1899	1918
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	84th Warmest	Warmest since: 1900	2000
	Ties: 1909, 1937, 1948, 1959, 1964, 1965, 1995, 1997
Jun 1897–May 1901 48-Month	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	57th Coolest	Coolest since: 1900	1907
	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	68th Warmest	Warmest to Date	2001
	Ties: 1936, 1939, 1947, 1949, 1967, 1984
Jun 1896–May 1901 60-Month	48.3°F (9.1°C)	48.4°F (9.1°C)	-0.1°F (0.0°C)	48th Coolest	Coolest since: 1901	1908
	48.3°F (9.1°C)	48.4°F (9.1°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 1900	2002
	Ties: 1903, 1915, 1968

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings