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 1989

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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 1989 1-Month	59.8°F (15.4°C)	63.2°F (17.3°C)	-3.4°F (-1.9°C)	17th Coolest	Coolest since: 1981	1924
	59.8°F (15.4°C)	63.2°F (17.3°C)	-3.4°F (-1.9°C)	112th Warmest	Warmest since: 1988	2018
	Ties: 1931, 1960
Apr–May 1989 2-Month	56.3°F (13.5°C)	58.0°F (14.4°C)	-1.7°F (-0.9°C)	26th Coolest	Coolest since: 1984	1907
	56.3°F (13.5°C)	58.0°F (14.4°C)	-1.7°F (-0.9°C)	103rd Warmest	Warmest since: 1988	1896
	Ties: 1898, 1979
Mar–May 1989 3-Month	51.8°F (11.0°C)	52.6°F (11.4°C)	-0.8°F (-0.4°C)	44th Coolest	Coolest since: 1984	1960
Mar–May 1989 3-Month	51.8°F (11.0°C)	52.6°F (11.4°C)	-0.8°F (-0.4°C)	85th Warmest	Warmest since: 1988	2012
Feb–May 1989 4-Month	45.4°F (7.4°C)	47.3°F (8.5°C)	-1.9°F (-1.1°C)	21st Coolest	Coolest since: 1980	1978
	45.4°F (7.4°C)	47.3°F (8.5°C)	-1.9°F (-1.1°C)	108th Warmest	Warmest since: 1988	2012
	Ties: 1926, 2015
Jan–May 1989 5-Month	43.7°F (6.5°C)	43.4°F (6.3°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1988	1978
	43.7°F (6.5°C)	43.4°F (6.3°C)	0.3°F (0.2°C)	61st Warmest	Warmest since: 1987	2012
	Ties: 1981, 2021, 2022
Dec 1988–May 1989 6-Month	41.8°F (5.4°C)	41.4°F (5.2°C)	0.4°F (0.2°C)	63rd Coolest	Coolest since: 1988	1978
	41.8°F (5.4°C)	41.4°F (5.2°C)	0.4°F (0.2°C)	65th Warmest	Warmest since: 1987	2012
	Ties: 1898, 1914
Nov 1988–May 1989 7-Month	42.1°F (5.6°C)	41.5°F (5.3°C)	0.6°F (0.3°C)	76th Coolest	Coolest since: 1984	1978
	42.1°F (5.6°C)	41.5°F (5.3°C)	0.6°F (0.3°C)	52nd Warmest	Warmest since: 1988	2012
	Ties: 1909, 1934, 1975
Oct 1988–May 1989 8-Month	43.0°F (6.1°C)	43.3°F (6.3°C)	-0.3°F (-0.2°C)	43rd Coolest	Coolest since: 1984	1978
Oct 1988–May 1989 8-Month	43.0°F (6.1°C)	43.3°F (6.3°C)	-0.3°F (-0.2°C)	85th Warmest	Warmest since: 1988	2012
Sep 1988–May 1989 9-Month	45.8°F (7.7°C)	46.0°F (7.8°C)	-0.2°F (-0.1°C)	45th Coolest	Coolest since: 1984	1978
	45.8°F (7.7°C)	46.0°F (7.8°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1988	2012
	Ties: 1900, 1907, 1908, 1952, 1956
Aug 1988–May 1989 10-Month	49.1°F (9.5°C)	48.8°F (9.3°C)	0.3°F (0.2°C)	66th Coolest	Coolest since: 1988	1978
	49.1°F (9.5°C)	48.8°F (9.3°C)	0.3°F (0.2°C)	62nd Warmest	Warmest since: 1988	2012
	Ties: 1901, 1988, 2009
Jul 1988–May 1989 11-Month	51.7°F (10.9°C)	51.3°F (10.7°C)	0.4°F (0.2°C)	71st Coolest	Coolest since: 1988	1904
	51.7°F (10.9°C)	51.3°F (10.7°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1987	2012
	Ties: 1990, 2003
Jun 1988–May 1989 12-Month	53.6°F (12.0°C)	53.1°F (11.7°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 1988	1904
	53.6°F (12.0°C)	53.1°F (11.7°C)	0.5°F (0.3°C)	49th Warmest	Warmest since: 1988	2012
	Ties: 1898, 1933, 1938, 1945, 1988
Dec 1987–May 1989 18-Month	49.6°F (9.8°C)	49.2°F (9.6°C)	0.4°F (0.2°C)	76th Coolest	Coolest since: 1985	1979
	49.6°F (9.8°C)	49.2°F (9.6°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1988	2017
	Ties: 1921, 1938, 1943, 1990
Jun 1987–May 1989 24-Month	53.6°F (12.0°C)	53.1°F (11.7°C)	0.5°F (0.3°C)	83rd Coolest	Coolest since: 1986	1905, 1978
	53.6°F (12.0°C)	53.1°F (11.7°C)	0.5°F (0.3°C)	44th Warmest	Warmest since: 1988	2017
	Ties: 1957, 1973, 1986
Jun 1986–May 1989 36-Month	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 1988	1979
	53.9°F (12.2°C)	53.0°F (11.7°C)	0.9°F (0.5°C)	34th Warmest	Warmest since: 1988	2018
	Ties: 1943, 1950, 1974, 1988, 2009
Jun 1985–May 1989 48-Month	53.8°F (12.1°C)	53.0°F (11.7°C)	0.8°F (0.4°C)	93rd Coolest	Coolest since: 1987	1980
	53.8°F (12.1°C)	53.0°F (11.7°C)	0.8°F (0.4°C)	32nd Warmest	Warmest since: 1988	2019
	Ties: 1932, 1942, 1944, 1990, 2004
Jun 1984–May 1989 60-Month	53.8°F (12.1°C)	53.0°F (11.7°C)	0.8°F (0.4°C)	94th Coolest	Coolest since: 1988	1981
	53.8°F (12.1°C)	53.0°F (11.7°C)	0.8°F (0.4°C)	30th Warmest	Warmest since: 1958	2020
	Ties: 1942, 1945, 1993, 2005, 2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published May 2023, retrieved on May 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings