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 1915

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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 1915 1-Month	60.8°F (16.0°C)	63.2°F (17.3°C)	-2.4°F (-1.3°C)	34th Coolest	Coolest since: 1910	1924
May 1915 1-Month	60.8°F (16.0°C)	63.2°F (17.3°C)	-2.4°F (-1.3°C)	95th Warmest	Warmest since: 1914	2018
Apr–May 1915 2-Month	59.4°F (15.2°C)	58.0°F (14.4°C)	1.4°F (0.8°C)	93rd Coolest	Coolest since: 1914	1907
	59.4°F (15.2°C)	58.0°F (14.4°C)	1.4°F (0.8°C)	36th Warmest	Warmest since: 1912	1896
	Ties: 1988
Mar–May 1915 3-Month	51.5°F (10.8°C)	52.6°F (11.4°C)	-1.1°F (-0.6°C)	39th Coolest	Coolest since: 1912	1960
	51.5°F (10.8°C)	52.6°F (11.4°C)	-1.1°F (-0.6°C)	90th Warmest	Warmest since: 1914	2012
	Ties: 1975, 1979
Feb–May 1915 4-Month	48.0°F (8.9°C)	47.3°F (8.5°C)	0.7°F (0.4°C)	76th Coolest	Coolest since: 1914	1978
	48.0°F (8.9°C)	47.3°F (8.5°C)	0.7°F (0.4°C)	53rd Warmest	Warmest since: 1911	2012
	Ties: 1935, 1956
Jan–May 1915 5-Month	43.2°F (6.2°C)	43.4°F (6.3°C)	-0.2°F (-0.1°C)	54th Coolest	Coolest since: 1914	1978
	43.2°F (6.2°C)	43.4°F (6.3°C)	-0.2°F (-0.1°C)	75th Warmest	Warmest since: 1911	2012
	Ties: 1943, 1983
Dec 1914–May 1915 6-Month	40.3°F (4.6°C)	41.4°F (5.2°C)	-1.1°F (-0.6°C)	30th Coolest	Coolest since: 1912	1978
	40.3°F (4.6°C)	41.4°F (5.2°C)	-1.1°F (-0.6°C)	98th Warmest	Warmest since: 1914	2012
	Ties: 1958, 1969, 1977
Nov 1914–May 1915 7-Month	40.9°F (4.9°C)	41.5°F (5.3°C)	-0.6°F (-0.4°C)	37th Coolest	Coolest since: 1912	1978
Nov 1914–May 1915 7-Month	40.9°F (4.9°C)	41.5°F (5.3°C)	-0.6°F (-0.4°C)	91st Warmest	Warmest since: 1914	2012
Oct 1914–May 1915 8-Month	42.9°F (6.1°C)	43.3°F (6.3°C)	-0.4°F (-0.2°C)	41st Coolest	Coolest since: 1912	1978
	42.9°F (6.1°C)	43.3°F (6.3°C)	-0.4°F (-0.2°C)	87th Warmest	Warmest since: 1914	2012
	Ties: 1993
Sep 1914–May 1915 9-Month	45.5°F (7.5°C)	46.0°F (7.8°C)	-0.5°F (-0.3°C)	35th Coolest	Coolest since: 1912	1978
	45.5°F (7.5°C)	46.0°F (7.8°C)	-0.5°F (-0.3°C)	93rd Warmest	Warmest since: 1914	2012
	Ties: 1906, 1929
Aug 1914–May 1915 10-Month	48.6°F (9.2°C)	48.8°F (9.3°C)	-0.2°F (-0.1°C)	45th Coolest	Coolest since: 1912	1978
	48.6°F (9.2°C)	48.8°F (9.3°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1914	2012
	Ties: 1961, 1966, 2001
Jul 1914–May 1915 11-Month	51.5°F (10.8°C)	51.3°F (10.7°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 1913	1904
	51.5°F (10.8°C)	51.3°F (10.7°C)	0.2°F (0.1°C)	68th Warmest	Warmest since: 1914	2012
	Ties: 1896, 1901, 1944, 1945, 1964
Jun 1914–May 1915 12-Month	53.7°F (12.1°C)	53.1°F (11.7°C)	0.6°F (0.4°C)	83rd Coolest	Coolest since: 1913	1904
	53.7°F (12.1°C)	53.1°F (11.7°C)	0.6°F (0.4°C)	45th Warmest	Warmest since: 1914	2012
	Ties: 1931, 1981, 2003
Dec 1913–May 1915 18-Month	49.7°F (9.8°C)	49.2°F (9.6°C)	0.5°F (0.2°C)	80th Coolest	Coolest since: 1913	1979
	49.7°F (9.8°C)	49.2°F (9.6°C)	0.5°F (0.2°C)	47th Warmest	Warmest since: 1914	2017
	Ties: 1972, 1986, 1995
Jun 1913–May 1915 24-Month	54.0°F (12.2°C)	53.1°F (11.7°C)	0.9°F (0.5°C)	98th Coolest	Coolest since: 1914	1905, 1978
	54.0°F (12.2°C)	53.1°F (11.7°C)	0.9°F (0.5°C)	29th Warmest	Warmest to Date	2017
	Ties: 1934, 1938, 1987, 2001, 2004
Jun 1912–May 1915 36-Month	53.6°F (12.0°C)	53.0°F (11.7°C)	0.6°F (0.3°C)	82nd Coolest	Coolest since: 1914	1979
	53.6°F (12.0°C)	53.0°F (11.7°C)	0.6°F (0.3°C)	44th Warmest	Warmest to Date	2018
	Ties: 1942, 2011
Jun 1911–May 1915 48-Month	53.0°F (11.7°C)	53.0°F (11.7°C)	0.0°F (0.0°C)	51st Coolest	Coolest since: 1914	1980
	53.0°F (11.7°C)	53.0°F (11.7°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1903	2019
	Ties: 1903, 1953, 1967, 1977
Jun 1910–May 1915 60-Month	53.0°F (11.7°C)	53.0°F (11.7°C)	0.0°F (0.0°C)	51st Coolest	Coolest since: 1914	1981
	53.0°F (11.7°C)	53.0°F (11.7°C)	0.0°F (0.0°C)	73rd Warmest	Warmest to Date	2020
	Ties: 1917, 1951, 1952

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings