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 7. East Southeast

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	61.4°F (16.3°C)	63.2°F (17.3°C)	-1.8°F (-1.0°C)	38th Coolest	Coolest since: 1897	1924
	61.4°F (16.3°C)	63.2°F (17.3°C)	-1.8°F (-1.0°C)	91st Warmest	Warmest since: 1900	2018
	Ties: 1948
Apr–May 1901 2-Month	55.2°F (12.9°C)	58.0°F (14.4°C)	-2.8°F (-1.5°C)	11th Coolest	Coolest since: 1897	1907
Apr–May 1901 2-Month	55.2°F (12.9°C)	58.0°F (14.4°C)	-2.8°F (-1.5°C)	118th Warmest	Warmest since: 1900	1896
Mar–May 1901 3-Month	50.2°F (10.1°C)	52.5°F (11.4°C)	-2.3°F (-1.3°C)	13th Coolest	Coolest since: 1897	1960
	50.2°F (10.1°C)	52.5°F (11.4°C)	-2.3°F (-1.3°C)	116th Warmest	Warmest since: 1900	2012
	Ties: 1897, 1904
Feb–May 1901 4-Month	43.9°F (6.6°C)	47.3°F (8.5°C)	-3.4°F (-1.9°C)	7th Coolest	Coolest since: 1899	1978
	43.9°F (6.6°C)	47.3°F (8.5°C)	-3.4°F (-1.9°C)	122nd Warmest	Warmest since: 1900	2012
	Ties: 1904, 1958
Jan–May 1901 5-Month	41.3°F (5.2°C)	43.4°F (6.3°C)	-2.1°F (-1.1°C)	19th Coolest	Coolest since: 1899	1978
	41.3°F (5.2°C)	43.4°F (6.3°C)	-2.1°F (-1.1°C)	110th Warmest	Warmest since: 1900	2012
	Ties: 1905, 1966
Dec 1900–May 1901 6-Month	39.8°F (4.3°C)	41.4°F (5.2°C)	-1.6°F (-0.9°C)	21st Coolest	Coolest since: 1899	1978
	39.8°F (4.3°C)	41.4°F (5.2°C)	-1.6°F (-0.9°C)	107th Warmest	Warmest since: 1900	2012
	Ties: 1910, 1961
Nov 1900–May 1901 7-Month	40.1°F (4.5°C)	41.6°F (5.3°C)	-1.5°F (-0.8°C)	23rd Coolest	Coolest since: 1899	1978
	40.1°F (4.5°C)	41.6°F (5.3°C)	-1.5°F (-0.8°C)	105th Warmest	Warmest since: 1900	2012
	Ties: 1917, 1980, 2015
Oct 1900–May 1901 8-Month	42.7°F (5.9°C)	43.3°F (6.3°C)	-0.6°F (-0.4°C)	36th Coolest	Coolest since: 1899	1978
	42.7°F (5.9°C)	43.3°F (6.3°C)	-0.6°F (-0.4°C)	92nd Warmest	Warmest since: 1900	2012
	Ties: 1907
Sep 1900–May 1901 9-Month	45.7°F (7.6°C)	46.0°F (7.8°C)	-0.3°F (-0.2°C)	42nd Coolest	Coolest since: 1899	1978
	45.7°F (7.6°C)	46.0°F (7.8°C)	-0.3°F (-0.2°C)	86th Warmest	Warmest since: 1900	2012
	Ties: 1943, 1944
Aug 1900–May 1901 10-Month	49.0°F (9.4°C)	48.8°F (9.3°C)	0.2°F (0.1°C)	61st Coolest	Coolest since: 1900	1978
	49.0°F (9.4°C)	48.8°F (9.3°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1898	2012
	Ties: 2003, 2013
Jul 1900–May 1901 11-Month	51.5°F (10.8°C)	51.3°F (10.7°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 1900	1904
	51.5°F (10.8°C)	51.3°F (10.7°C)	0.2°F (0.1°C)	68th Warmest	Warmest since: 1898	2012
	Ties: 1896, 1915, 1944, 1945, 1964
Jun 1900–May 1901 12-Month	53.1°F (11.7°C)	53.1°F (11.7°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1899	1904
	53.1°F (11.7°C)	53.1°F (11.7°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1900	2012
	Ties: 1956, 1965, 1983
Dec 1899–May 1901 18-Month	48.8°F (9.3°C)	49.2°F (9.6°C)	-0.4°F (-0.3°C)	44th Coolest	Coolest since: 1900	1979
	48.8°F (9.3°C)	49.2°F (9.6°C)	-0.4°F (-0.3°C)	83rd Warmest	Warmest since: 1898	2017
	Ties: 1907, 1926, 1941
Jun 1899–May 1901 24-Month	53.1°F (11.7°C)	53.0°F (11.7°C)	0.1°F (0.0°C)	60th Coolest	Coolest since: 1900	1905, 1978
	53.1°F (11.7°C)	53.0°F (11.7°C)	0.1°F (0.0°C)	67th Warmest	Warmest to Date	2017
	Ties: 1920, 1931, 1985
Jun 1898–May 1901 36-Month	52.4°F (11.3°C)	53.0°F (11.7°C)	-0.6°F (-0.4°C)	21st Coolest	Coolest since: 1899	1979
	52.4°F (11.3°C)	53.0°F (11.7°C)	-0.6°F (-0.4°C)	105th Warmest	Warmest since: 1900	2018
	Ties: 1926, 1930, 1961, 1963, 1977, 1982, 1984
Jun 1897–May 1901 48-Month	52.7°F (11.5°C)	53.0°F (11.7°C)	-0.3°F (-0.2°C)	34th Coolest	Coolest since: 1900	1980
	52.7°F (11.5°C)	53.0°F (11.7°C)	-0.3°F (-0.2°C)	91st Warmest	Warmest to Date	2019
	Ties: 1910, 1928, 1931, 1966, 1972, 1973, 1984, 1985, 1997
Jun 1896–May 1901 60-Month	52.5°F (11.4°C)	53.0°F (11.7°C)	-0.5°F (-0.3°C)	19th Coolest	Coolest since: 1901	1981
	52.5°F (11.4°C)	53.0°F (11.7°C)	-0.5°F (-0.3°C)	105th Warmest	Warmest since: 1900	2020
	Ties: 1909, 1912, 1913, 1918, 1930, 1964, 1969, 1984

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