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 5. East

Average Temperature Rankings, May 1906

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1906 1-Month	62.0°F (16.7°C)	61.0°F (16.1°C)	1.0°F (0.6°C)	73rd Coolest	Coolest since: 1905	1907
May 1906 1-Month	62.0°F (16.7°C)	61.0°F (16.1°C)	1.0°F (0.6°C)	56th Warmest	Warmest since: 1903	2018
Apr–May 1906 2-Month	57.2°F (14.0°C)	55.5°F (13.1°C)	1.7°F (0.9°C)	99th Coolest	Coolest since: 1905	1907
	57.2°F (14.0°C)	55.5°F (13.1°C)	1.7°F (0.9°C)	30th Warmest	Warmest since: 1896	1977
	Ties: 1895, 2005
Mar–May 1906 3-Month	47.4°F (8.6°C)	49.7°F (9.8°C)	-2.3°F (-1.2°C)	18th Coolest	Coolest since: 1904	1960
	47.4°F (8.6°C)	49.7°F (9.8°C)	-2.3°F (-1.2°C)	111th Warmest	Warmest since: 1905	2012
	Ties: 1897
Feb–May 1906 4-Month	42.1°F (5.6°C)	44.2°F (6.8°C)	-2.1°F (-1.2°C)	27th Coolest	Coolest since: 1905	1978
	42.1°F (5.6°C)	44.2°F (6.8°C)	-2.1°F (-1.2°C)	102nd Warmest	Warmest since: 1903	2012
	Ties: 1989
Jan–May 1906 5-Month	39.8°F (4.3°C)	40.1°F (4.5°C)	-0.3°F (-0.2°C)	52nd Coolest	Coolest since: 1905	1978
Jan–May 1906 5-Month	39.8°F (4.3°C)	40.1°F (4.5°C)	-0.3°F (-0.2°C)	77th Warmest	Warmest since: 1903	2012
Dec 1905–May 1906 6-Month	37.9°F (3.3°C)	38.1°F (3.4°C)	-0.2°F (-0.1°C)	50th Coolest	Coolest since: 1905	1978
	37.9°F (3.3°C)	38.1°F (3.4°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1903	2012
	Ties: 1935, 1945, 1958, 2001, 2015
Nov 1905–May 1906 7-Month	37.9°F (3.3°C)	38.3°F (3.5°C)	-0.4°F (-0.2°C)	45th Coolest	Coolest since: 1905	1904
	37.9°F (3.3°C)	38.3°F (3.5°C)	-0.4°F (-0.2°C)	83rd Warmest	Warmest since: 1903	2012
	Ties: 1937, 2001, 2011
Oct 1905–May 1906 8-Month	39.6°F (4.2°C)	40.2°F (4.6°C)	-0.6°F (-0.4°C)	35th Coolest	Coolest since: 1905	1904
	39.6°F (4.2°C)	40.2°F (4.6°C)	-0.6°F (-0.4°C)	93rd Warmest	Warmest since: 1903	2012
	Ties: 1962, 1971, 1980
Sep 1905–May 1906 9-Month	42.5°F (5.8°C)	43.0°F (6.1°C)	-0.5°F (-0.3°C)	37th Coolest	Coolest since: 1905	1904
	42.5°F (5.8°C)	43.0°F (6.1°C)	-0.5°F (-0.3°C)	91st Warmest	Warmest since: 1903	2012
	Ties: 1915, 1929
Aug 1905–May 1906 10-Month	45.5°F (7.5°C)	45.9°F (7.7°C)	-0.4°F (-0.2°C)	40th Coolest	Coolest since: 1905	1904
	45.5°F (7.5°C)	45.9°F (7.7°C)	-0.4°F (-0.2°C)	88th Warmest	Warmest since: 1903	2012
	Ties: 1907, 1965, 1975
Jul 1905–May 1906 11-Month	47.9°F (8.8°C)	48.5°F (9.2°C)	-0.6°F (-0.4°C)	35th Coolest	Coolest since: 1905	1904
	47.9°F (8.8°C)	48.5°F (9.2°C)	-0.6°F (-0.4°C)	93rd Warmest	Warmest since: 1903	2012
	Ties: 1952, 1958
Jun 1905–May 1906 12-Month	49.8°F (9.9°C)	50.3°F (10.2°C)	-0.5°F (-0.3°C)	38th Coolest	Coolest since: 1905	1904
	49.8°F (9.9°C)	50.3°F (10.2°C)	-0.5°F (-0.3°C)	90th Warmest	Warmest since: 1903	2012
	Ties: 1901, 1903, 1925, 1958, 1975, 1996
Dec 1904–May 1906 18-Month	45.0°F (7.2°C)	46.3°F (7.9°C)	-1.3°F (-0.7°C)	13th Coolest	Coolest since: 1905	1905
	45.0°F (7.2°C)	46.3°F (7.9°C)	-1.3°F (-0.7°C)	114th Warmest	Warmest since: 1903	2017
	Ties: 1900, 1912, 1917, 1997
Jun 1904–May 1906 24-Month	48.9°F (9.4°C)	50.3°F (10.2°C)	-1.4°F (-0.8°C)	7th Coolest	Coolest since: 1905	1905
	48.9°F (9.4°C)	50.3°F (10.2°C)	-1.4°F (-0.8°C)	120th Warmest	Warmest since: 1903	2017
	Ties: 1913
Jun 1903–May 1906 36-Month	48.0°F (8.9°C)	50.3°F (10.2°C)	-2.3°F (-1.3°C)	1st Coolest	Coolest since: 1905	1905, 1906
	48.0°F (8.9°C)	50.3°F (10.2°C)	-2.3°F (-1.3°C)	125th Warmest	Warmest since: 1905	2018
	Ties: 1905
Jun 1902–May 1906 48-Month	48.4°F (9.1°C)	50.2°F (10.1°C)	-1.8°F (-1.0°C)	2nd Coolest	Coolest since: 1905	1905
	48.4°F (9.1°C)	50.2°F (10.1°C)	-1.8°F (-1.0°C)	123rd Warmest	Warmest since: 1904	2019
	Ties: 1907
Jun 1901–May 1906 60-Month	48.6°F (9.2°C)	50.3°F (10.2°C)	-1.7°F (-1.0°C)	1st Coolest	Coolest since: 1905	1905, 1906, 1908
	48.6°F (9.2°C)	50.3°F (10.2°C)	-1.7°F (-1.0°C)	123rd Warmest	Warmest since: 1905	2020
	Ties: 1905, 1908

Citing This Page

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