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 1975

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1975 1-Month	62.7°F (17.1°C)	59.0°F (15.0°C)	3.7°F (2.1°C)	108th Coolest	Coolest since: 1974	1907
	62.7°F (17.1°C)	59.0°F (15.0°C)	3.7°F (2.1°C)	21st Warmest	Warmest since: 1965	1977
	Ties: 1939
Apr–May 1975 2-Month	52.8°F (11.6°C)	53.4°F (11.9°C)	-0.6°F (-0.3°C)	41st Coolest	Coolest since: 1973	1907
	52.8°F (11.6°C)	53.4°F (11.9°C)	-0.6°F (-0.3°C)	88th Warmest	Warmest since: 1974	1977
	Ties: 1905, 1956, 1972, 2008
Mar–May 1975 3-Month	45.8°F (7.7°C)	47.5°F (8.6°C)	-1.7°F (-0.9°C)	23rd Coolest	Coolest since: 1971	1926
	45.8°F (7.7°C)	47.5°F (8.6°C)	-1.7°F (-0.9°C)	106th Warmest	Warmest since: 1974	2012
	Ties: 1897, 1906, 1971
Feb–May 1975 4-Month	40.6°F (4.8°C)	41.9°F (5.5°C)	-1.3°F (-0.7°C)	37th Coolest	Coolest since: 1972	1904
Feb–May 1975 4-Month	40.6°F (4.8°C)	41.9°F (5.5°C)	-1.3°F (-0.7°C)	92nd Warmest	Warmest since: 1974	2012
Jan–May 1975 5-Month	37.5°F (3.1°C)	37.7°F (3.2°C)	-0.2°F (-0.1°C)	55th Coolest	Coolest since: 1972	1912
Jan–May 1975 5-Month	37.5°F (3.1°C)	37.7°F (3.2°C)	-0.2°F (-0.1°C)	74th Warmest	Warmest since: 1974	2012
Dec 1974–May 1975 6-Month	36.1°F (2.3°C)	35.8°F (2.1°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1972	1904
	36.1°F (2.3°C)	35.8°F (2.1°C)	0.3°F (0.2°C)	60th Warmest	Warmest since: 1974	2012
	Ties: 1989, 2019
Nov 1974–May 1975 7-Month	36.5°F (2.5°C)	36.1°F (2.3°C)	0.4°F (0.2°C)	77th Coolest	Coolest since: 1972	1904
	36.5°F (2.5°C)	36.1°F (2.3°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1974	2012
	Ties: 1933, 1986
Oct 1974–May 1975 8-Month	38.5°F (3.6°C)	38.1°F (3.4°C)	0.4°F (0.2°C)	74th Coolest	Coolest since: 1971	1904
	38.5°F (3.6°C)	38.1°F (3.4°C)	0.4°F (0.2°C)	54th Warmest	Warmest since: 1974	2012
	Ties: 1900, 1986
Sep 1974–May 1975 9-Month	40.9°F (4.9°C)	41.0°F (5.0°C)	-0.1°F (-0.1°C)	56th Coolest	Coolest since: 1971	1904
	40.9°F (4.9°C)	41.0°F (5.0°C)	-0.1°F (-0.1°C)	72nd Warmest	Warmest since: 1974	2012
	Ties: 1915, 1933, 1935, 1948, 1966, 2019
Aug 1974–May 1975 10-Month	43.7°F (6.5°C)	44.0°F (6.7°C)	-0.3°F (-0.2°C)	46th Coolest	Coolest since: 1971	1904
	43.7°F (6.5°C)	44.0°F (6.7°C)	-0.3°F (-0.2°C)	82nd Warmest	Warmest since: 1974	2012
	Ties: 1908, 1925, 1966
Jul 1974–May 1975 11-Month	46.5°F (8.1°C)	46.6°F (8.1°C)	-0.1°F (0.0°C)	50th Coolest	Coolest since: 1971	1904
	46.5°F (8.1°C)	46.6°F (8.1°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 1974	2012
	Ties: 1969, 1984
Jun 1974–May 1975 12-Month	48.1°F (8.9°C)	48.5°F (9.2°C)	-0.4°F (-0.3°C)	41st Coolest	Coolest since: 1971	1904
	48.1°F (8.9°C)	48.5°F (9.2°C)	-0.4°F (-0.3°C)	87th Warmest	Warmest since: 1974	2012
	Ties: 1940, 1966, 1971
Dec 1973–May 1975 18-Month	44.2°F (6.8°C)	44.2°F (6.8°C)	0.0°F (0.0°C)	60th Coolest	Coolest since: 1973	1905, 1918
	44.2°F (6.8°C)	44.2°F (6.8°C)	0.0°F (0.0°C)	67th Warmest	Warmest since: 1974	2017
	Ties: 1907
Jun 1973–May 1975 24-Month	48.9°F (9.4°C)	48.5°F (9.2°C)	0.4°F (0.2°C)	83rd Coolest	Coolest since: 1973	1905
	48.9°F (9.4°C)	48.5°F (9.2°C)	0.4°F (0.2°C)	44th Warmest	Warmest since: 1974	2017
	Ties: 1914, 1938, 1940, 1945, 1950, 1957, 1965, 1984, 1993, 2019
Jun 1972–May 1975 36-Month	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1973	1918
	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	54th Warmest	Warmest since: 1974	2000
	Ties: 1902, 1944, 1946, 1998
Jun 1971–May 1975 48-Month	48.9°F (9.4°C)	48.4°F (9.1°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 1974	1907
	48.9°F (9.4°C)	48.4°F (9.1°C)	0.5°F (0.3°C)	46th Warmest	Warmest since: 1974	2001
	Ties: 1940, 1944, 1958, 1974, 1998
Jun 1970–May 1975 60-Month	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1974	1908
	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	52nd Warmest	Warmest since: 1958	2002
	Ties: 1938, 1939, 1944, 1946, 1977, 1985, 1998

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2023, retrieved on March 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings