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 2019

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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 2019 1-Month	64.8°F (18.2°C)	63.2°F (17.3°C)	1.6°F (0.9°C)	84th Coolest	Coolest since: 2017	1924
	64.8°F (18.2°C)	63.2°F (17.3°C)	1.6°F (0.9°C)	45th Warmest	Warmest since: 2018	2018
	Ties: 1956, 1972
Apr–May 2019 2-Month	59.6°F (15.3°C)	58.1°F (14.5°C)	1.5°F (0.8°C)	95th Coolest	Coolest since: 2018	1907
Apr–May 2019 2-Month	59.6°F (15.3°C)	58.1°F (14.5°C)	1.5°F (0.8°C)	34th Warmest	Warmest since: 2017	1896
Mar–May 2019 3-Month	52.6°F (11.4°C)	52.5°F (11.4°C)	0.1°F (0.0°C)	58th Coolest	Coolest since: 2014	1960
	52.6°F (11.4°C)	52.5°F (11.4°C)	0.1°F (0.0°C)	71st Warmest	Warmest since: 2018	2012
	Ties: 1944, 1956, 2020
Feb–May 2019 4-Month	47.8°F (8.8°C)	47.2°F (8.4°C)	0.6°F (0.4°C)	71st Coolest	Coolest since: 2015	1978
	47.8°F (8.8°C)	47.2°F (8.4°C)	0.6°F (0.4°C)	58th Warmest	Warmest since: 2018	2012
	Ties: 1948, 1995
Jan–May 2019 5-Month	44.0°F (6.7°C)	43.4°F (6.3°C)	0.6°F (0.4°C)	73rd Coolest	Coolest since: 2015	1978
	44.0°F (6.7°C)	43.4°F (6.3°C)	0.6°F (0.4°C)	56th Warmest	Warmest since: 2018	2012
	Ties: 1957, 1959
Dec 2018–May 2019 6-Month	42.6°F (5.9°C)	41.4°F (5.2°C)	1.2°F (0.7°C)	88th Coolest	Coolest since: 2018	1978
	42.6°F (5.9°C)	41.4°F (5.2°C)	1.2°F (0.7°C)	40th Warmest	Warmest since: 2017	2012
	Ties: 1908
Nov 2018–May 2019 7-Month	41.8°F (5.4°C)	41.5°F (5.3°C)	0.3°F (0.1°C)	67th Coolest	Coolest since: 2015	1978
	41.8°F (5.4°C)	41.5°F (5.3°C)	0.3°F (0.1°C)	61st Warmest	Warmest since: 2018	2012
	Ties: 1927, 1944, 1973
Oct 2018–May 2019 8-Month	43.6°F (6.4°C)	43.3°F (6.3°C)	0.3°F (0.1°C)	73rd Coolest	Coolest since: 2015	1978
	43.6°F (6.4°C)	43.3°F (6.3°C)	0.3°F (0.1°C)	55th Warmest	Warmest since: 2018	2012
	Ties: 1911, 1934, 1948, 1952, 1967, 1975
Sep 2018–May 2019 9-Month	46.8°F (8.2°C)	46.0°F (7.8°C)	0.8°F (0.4°C)	89th Coolest	Coolest since: 2015	1978
	46.8°F (8.2°C)	46.0°F (7.8°C)	0.8°F (0.4°C)	39th Warmest	Warmest since: 2018	2012
	Ties: 1919, 1935, 1950, 1964, 1985, 2008
Aug 2018–May 2019 10-Month	49.6°F (9.8°C)	48.8°F (9.3°C)	0.8°F (0.5°C)	88th Coolest	Coolest since: 2015	1978
	49.6°F (9.8°C)	48.8°F (9.3°C)	0.8°F (0.5°C)	40th Warmest	Warmest since: 2018	2012
	Ties: 1898, 1935, 1985, 2011
Jul 2018–May 2019 11-Month	52.0°F (11.1°C)	51.3°F (10.7°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 2015	1904
	52.0°F (11.1°C)	51.3°F (10.7°C)	0.7°F (0.4°C)	44th Warmest	Warmest since: 2018	2012
	Ties: 1898, 1938, 2021
Jun 2018–May 2019 12-Month	54.0°F (12.2°C)	53.1°F (11.7°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 2018	1904
	54.0°F (12.2°C)	53.1°F (11.7°C)	0.9°F (0.5°C)	36th Warmest	Warmest since: 2017	2012
	Ties: 1941, 1950
Dec 2017–May 2019 18-Month	50.0°F (10.0°C)	49.2°F (9.6°C)	0.8°F (0.4°C)	90th Coolest	Coolest since: 2015	1979
	50.0°F (10.0°C)	49.2°F (9.6°C)	0.8°F (0.4°C)	37th Warmest	Warmest since: 2018	2017
	Ties: 1923
Jun 2017–May 2019 24-Month	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 2016	1905, 1978
	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	35th Warmest	Warmest since: 2018	2017
	Ties: 1943
Jun 2016–May 2019 36-Month	54.9°F (12.7°C)	53.0°F (11.7°C)	1.9°F (1.0°C)	120th Coolest	Coolest since: 2017	1979
	54.9°F (12.7°C)	53.0°F (11.7°C)	1.9°F (1.0°C)	6th Warmest	Warmest since: 2018	2018
	Ties: 1934
Jun 2015–May 2019 48-Month	55.1°F (12.8°C)	53.0°F (11.7°C)	2.1°F (1.1°C)	124th Coolest	Coolest since: 2018	1980
Jun 2015–May 2019 48-Month	55.1°F (12.8°C)	53.0°F (11.7°C)	2.1°F (1.1°C)	1st Warmest	Warmest to Date	2019
Jun 2014–May 2019 60-Month	54.4°F (12.4°C)	53.0°F (11.7°C)	1.4°F (0.7°C)	115th Coolest	Coolest since: 2018	1981
	54.4°F (12.4°C)	53.0°F (11.7°C)	1.4°F (0.7°C)	9th Warmest	Warmest since: 2013	2020
	Ties: 2003, 2007, 2013

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published February 2023, retrieved on February 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings