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 1898

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1898 1-Month	60.6°F (15.9°C)	61.0°F (16.1°C)	-0.4°F (-0.2°C)	54th Coolest	Coolest since: 1897	1907
	60.6°F (15.9°C)	61.0°F (16.1°C)	-0.4°F (-0.2°C)	75th Warmest	Warmest since: 1896	2018
	Ties: 1938
Apr–May 1898 2-Month	54.1°F (12.3°C)	55.5°F (13.1°C)	-1.4°F (-0.8°C)	30th Coolest	Coolest since: 1897	1907
Apr–May 1898 2-Month	54.1°F (12.3°C)	55.5°F (13.1°C)	-1.4°F (-0.8°C)	99th Warmest	Warmest since: 1896	1977
Mar–May 1898 3-Month	49.9°F (9.9°C)	49.7°F (9.8°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1897	1960
	49.9°F (9.9°C)	49.7°F (9.8°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1896	2012
	Ties: 1934, 1939, 1956
Feb–May 1898 4-Month	44.5°F (6.9°C)	44.2°F (6.8°C)	0.3°F (0.1°C)	72nd Coolest	Coolest since: 1897	1978
	44.5°F (6.9°C)	44.2°F (6.8°C)	0.3°F (0.1°C)	57th Warmest	Warmest since: 1896	2012
	Ties: 1995, 2003
Jan–May 1898 5-Month	41.2°F (5.1°C)	40.1°F (4.5°C)	1.1°F (0.6°C)	85th Coolest	Coolest since: 1897	1978
	41.2°F (5.1°C)	40.1°F (4.5°C)	1.1°F (0.6°C)	44th Warmest	Warmest since: 1896	2012
	Ties: 1919
Dec 1897–May 1898 6-Month	38.5°F (3.6°C)	38.1°F (3.4°C)	0.4°F (0.2°C)	68th Coolest	Coolest since: 1897	1904, 1978
	38.5°F (3.6°C)	38.1°F (3.4°C)	0.4°F (0.2°C)	60th Warmest	Warmest since: 1896	2012
	Ties: 1975
Nov 1897–May 1898 7-Month	38.4°F (3.6°C)	38.3°F (3.5°C)	0.1°F (0.1°C)	59th Coolest	Coolest since: 1897	1904
Nov 1897–May 1898 7-Month	38.4°F (3.6°C)	38.3°F (3.5°C)	0.1°F (0.1°C)	69th Warmest	Warmest since: 1896	2012
Oct 1897–May 1898 8-Month	40.9°F (4.9°C)	40.2°F (4.6°C)	0.7°F (0.3°C)	80th Coolest	Coolest since: 1897	1904
	40.9°F (4.9°C)	40.2°F (4.6°C)	0.7°F (0.3°C)	48th Warmest	Warmest to Date	2012
	Ties: 1925
Sep 1897–May 1898 9-Month	44.1°F (6.7°C)	43.0°F (6.1°C)	1.1°F (0.6°C)	95th Coolest	Coolest since: 1897	1904
	44.1°F (6.7°C)	43.0°F (6.1°C)	1.1°F (0.6°C)	33rd Warmest	Warmest to Date	2012
	Ties: 1953, 1957, 1964, 2010
Aug 1897–May 1898 10-Month	46.6°F (8.1°C)	45.9°F (7.7°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1897	1904
	46.6°F (8.1°C)	45.9°F (7.7°C)	0.7°F (0.4°C)	45th Warmest	Warmest to Date	2012
	Ties: 1934, 1981
Jul 1897–May 1898 11-Month	49.2°F (9.6°C)	48.5°F (9.2°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1897	1904
	49.2°F (9.6°C)	48.5°F (9.2°C)	0.7°F (0.4°C)	45th Warmest	Warmest to Date	2012
	Ties: 1938, 1957, 1988
Jun 1897–May 1898 12-Month	50.9°F (10.5°C)	50.3°F (10.2°C)	0.6°F (0.3°C)	79th Coolest	Coolest since: 1897	1904
	50.9°F (10.5°C)	50.3°F (10.2°C)	0.6°F (0.3°C)	49th Warmest	Warmest to Date	2012
	Ties: 1938, 1983, 1990, 2003
Dec 1896–May 1898 18-Month	46.4°F (8.0°C)	46.2°F (7.9°C)	0.2°F (0.1°C)	63rd Coolest	Coolest since: 1897	1905
	46.4°F (8.0°C)	46.2°F (7.9°C)	0.2°F (0.1°C)	64th Warmest	Warmest to Date	2017
	Ties: 1928, 1943, 1973
Jun 1896–May 1898 24-Month	49.9°F (9.9°C)	50.3°F (10.2°C)	-0.4°F (-0.3°C)	41st Coolest	Coolest since: 1897	1905
	49.9°F (9.9°C)	50.3°F (10.2°C)	-0.4°F (-0.3°C)	86th Warmest	Warmest since: 1897	2017
	Ties: 1897, 1901, 1909, 1910, 1924, 1962, 1982
Jun 1895–May 1898 36-Month	50.2°F (10.1°C)	50.3°F (10.2°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest to Date	1905, 1906
	50.2°F (10.1°C)	50.3°F (10.2°C)	-0.1°F (-0.1°C)	76th Warmest	Warmest to Date	2018
	Ties: 1931, 1938, 1972, 1983, 1997

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2023, retrieved on March 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings