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 1977

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1977 1-Month	67.1°F (19.5°C)	58.9°F (14.9°C)	8.2°F (4.6°C)	128th Coolest	Coolest since: 1976	1907
May 1977 1-Month	67.1°F (19.5°C)	58.9°F (14.9°C)	8.2°F (4.6°C)	1st Warmest	Warmest to Date	1977
Apr–May 1977 2-Month	60.6°F (15.9°C)	53.3°F (11.8°C)	7.3°F (4.1°C)	128th Coolest	Coolest since: 1976	1907
	60.6°F (15.9°C)	53.3°F (11.8°C)	7.3°F (4.1°C)	1st Warmest	Warmest since: 1896	1896, 1977
	Ties: 1896
Mar–May 1977 3-Month	54.7°F (12.6°C)	47.5°F (8.6°C)	7.2°F (4.0°C)	127th Coolest	Coolest since: 1976	1926
Mar–May 1977 3-Month	54.7°F (12.6°C)	47.5°F (8.6°C)	7.2°F (4.0°C)	2nd Warmest	Warmest to Date	2012
Feb–May 1977 4-Month	47.2°F (8.4°C)	41.8°F (5.4°C)	5.4°F (3.0°C)	125th Coolest	Coolest since: 1976	1904, 1947
Feb–May 1977 4-Month	47.2°F (8.4°C)	41.8°F (5.4°C)	5.4°F (3.0°C)	4th Warmest	Warmest since: 1921	2012
Jan–May 1977 5-Month	39.2°F (4.0°C)	37.7°F (3.2°C)	1.5°F (0.8°C)	93rd Coolest	Coolest since: 1975	1912
	39.2°F (4.0°C)	37.7°F (3.2°C)	1.5°F (0.8°C)	36th Warmest	Warmest since: 1976	2012
	Ties: 1927
Dec 1976–May 1977 6-Month	35.6°F (2.0°C)	35.8°F (2.1°C)	-0.2°F (-0.1°C)	54th Coolest	Coolest since: 1972	1904
	35.6°F (2.0°C)	35.8°F (2.1°C)	-0.2°F (-0.1°C)	74th Warmest	Warmest since: 1976	2012
	Ties: 1937, 1956, 1958
Nov 1976–May 1977 7-Month	34.9°F (1.6°C)	36.1°F (2.3°C)	-1.2°F (-0.7°C)	26th Coolest	Coolest since: 1970	1904
	34.9°F (1.6°C)	36.1°F (2.3°C)	-1.2°F (-0.7°C)	102nd Warmest	Warmest since: 1976	2012
	Ties: 1962
Oct 1976–May 1977 8-Month	36.3°F (2.4°C)	38.1°F (3.4°C)	-1.8°F (-1.0°C)	15th Coolest	Coolest since: 1951	1904
	36.3°F (2.4°C)	38.1°F (3.4°C)	-1.8°F (-1.0°C)	113th Warmest	Warmest since: 1976	2012
	Ties: 1951
Sep 1976–May 1977 9-Month	39.2°F (4.0°C)	41.0°F (5.0°C)	-1.8°F (-1.0°C)	17th Coolest	Coolest since: 1963	1904
	39.2°F (4.0°C)	41.0°F (5.0°C)	-1.8°F (-1.0°C)	111th Warmest	Warmest since: 1976	2012
	Ties: 1951
Aug 1976–May 1977 10-Month	42.1°F (5.6°C)	43.9°F (6.6°C)	-1.8°F (-1.0°C)	13th Coolest	Coolest since: 1951	1904
	42.1°F (5.6°C)	43.9°F (6.6°C)	-1.8°F (-1.0°C)	115th Warmest	Warmest since: 1976	2012
	Ties: 1899
Jul 1976–May 1977 11-Month	45.0°F (7.2°C)	46.7°F (8.2°C)	-1.7°F (-1.0°C)	13th Coolest	Coolest since: 1963	1904
	45.0°F (7.2°C)	46.7°F (8.2°C)	-1.7°F (-1.0°C)	115th Warmest	Warmest since: 1976	2012
	Ties: 1899, 1982
Jun 1976–May 1977 12-Month	47.0°F (8.3°C)	48.4°F (9.1°C)	-1.4°F (-0.8°C)	14th Coolest	Coolest since: 1963	1904
	47.0°F (8.3°C)	48.4°F (9.1°C)	-1.4°F (-0.8°C)	114th Warmest	Warmest since: 1976	2012
	Ties: 1982
Dec 1975–May 1977 18-Month	43.9°F (6.6°C)	44.2°F (6.8°C)	-0.3°F (-0.2°C)	44th Coolest	Coolest since: 1971	1905, 1918
	43.9°F (6.6°C)	44.2°F (6.8°C)	-0.3°F (-0.2°C)	83rd Warmest	Warmest since: 1976	2017
	Ties: 1919
Jun 1975–May 1977 24-Month	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	55th Coolest	Coolest since: 1971	1905
	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	72nd Warmest	Warmest since: 1976	2017
	Ties: 1898, 1902, 1931, 1958
Jun 1974–May 1977 36-Month	48.4°F (9.1°C)	48.5°F (9.2°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 1972	1918
	48.4°F (9.1°C)	48.5°F (9.2°C)	-0.1°F (-0.1°C)	72nd Warmest	Warmest since: 1976	2000
	Ties: 1903, 1911, 1916, 1947, 1994, 1996
Jun 1973–May 1977 48-Month	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1973	1907
	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	53rd Warmest	Warmest since: 1976	2001
	Ties: 1943, 1995, 2016
Jun 1972–May 1977 60-Month	48.7°F (9.3°C)	48.5°F (9.2°C)	0.2°F (0.1°C)	72nd Coolest	Coolest since: 1975	1908
	48.7°F (9.3°C)	48.5°F (9.2°C)	0.2°F (0.1°C)	52nd Warmest	Warmest since: 1976	2002
	Ties: 1938, 1939, 1944, 1946, 1975, 1985, 1998

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings