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, July 1900

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1900 1-Month	73.2°F (22.9°C)	74.4°F (23.6°C)	-1.2°F (-0.7°C)	42nd Coolest	Coolest since: 1899	2014
	73.2°F (22.9°C)	74.4°F (23.6°C)	-1.2°F (-0.7°C)	87th Warmest	Warmest since: 1898	1936
	Ties: 1912, 1968, 2003
Jun–Jul 1900 2-Month	70.9°F (21.6°C)	72.4°F (22.4°C)	-1.5°F (-0.8°C)	30th Coolest	Coolest since: 1900	1958
	70.9°F (21.6°C)	72.4°F (22.4°C)	-1.5°F (-0.8°C)	99th Warmest	Warmest since: 1899	1934
	Ties: 1929
May–Jul 1900 3-Month	68.1°F (20.1°C)	68.6°F (20.3°C)	-0.5°F (-0.2°C)	51st Coolest	Coolest since: 1897	1924
	68.1°F (20.1°C)	68.6°F (20.3°C)	-0.5°F (-0.2°C)	78th Warmest	Warmest since: 1899	1934
	Ties: 1902, 1973
Apr–Jul 1900 4-Month	63.7°F (17.6°C)	63.9°F (17.7°C)	-0.2°F (-0.1°C)	49th Coolest	Coolest since: 1898	1907
	63.7°F (17.6°C)	63.9°F (17.7°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 1899	1991
	Ties: 1946, 1974, 1975, 2008
Mar–Jul 1900 5-Month	57.1°F (13.9°C)	58.7°F (14.8°C)	-1.6°F (-0.9°C)	19th Coolest	Coolest since: 1900	1960
Mar–Jul 1900 5-Month	57.1°F (13.9°C)	58.7°F (14.8°C)	-1.6°F (-0.9°C)	110th Warmest	Warmest since: 1899	2012
Feb–Jul 1900 6-Month	51.2°F (10.7°C)	53.6°F (12.0°C)	-2.4°F (-1.3°C)	13th Coolest	Coolest since: 1899	1904, 1947
	51.2°F (10.7°C)	53.6°F (12.0°C)	-2.4°F (-1.3°C)	116th Warmest	Warmest since: 1898	2012
	Ties: 1902
Jan–Jul 1900 7-Month	47.9°F (8.8°C)	49.3°F (9.6°C)	-1.4°F (-0.8°C)	23rd Coolest	Coolest since: 1899	1912
Jan–Jul 1900 7-Month	47.9°F (8.8°C)	49.3°F (9.6°C)	-1.4°F (-0.8°C)	106th Warmest	Warmest since: 1898	2012
Dec 1899–Jul 1900 8-Month	45.2°F (7.3°C)	46.7°F (8.2°C)	-1.5°F (-0.9°C)	22nd Coolest	Coolest since: 1899	1904
	45.2°F (7.3°C)	46.7°F (8.2°C)	-1.5°F (-0.9°C)	106th Warmest	Warmest since: 1898	2012
	Ties: 1960, 1996
Nov 1899–Jul 1900 9-Month	44.8°F (7.1°C)	45.9°F (7.7°C)	-1.1°F (-0.6°C)	26th Coolest	Coolest since: 1899	1904
	44.8°F (7.1°C)	45.9°F (7.7°C)	-1.1°F (-0.6°C)	102nd Warmest	Warmest since: 1898	2012
	Ties: 1901, 1947, 1958, 1977
Oct 1899–Jul 1900 10-Month	46.0°F (7.8°C)	46.7°F (8.2°C)	-0.7°F (-0.4°C)	36th Coolest	Coolest since: 1899	1904
	46.0°F (7.8°C)	46.7°F (8.2°C)	-0.7°F (-0.4°C)	92nd Warmest	Warmest since: 1898	2012
	Ties: 1927, 1937, 1969, 1994
Sep 1899–Jul 1900 11-Month	47.6°F (8.7°C)	48.4°F (9.1°C)	-0.8°F (-0.4°C)	32nd Coolest	Coolest since: 1899	1904
	47.6°F (8.7°C)	48.4°F (9.1°C)	-0.8°F (-0.4°C)	96th Warmest	Warmest since: 1898	2012
	Ties: 1906, 1940
Aug 1899–Jul 1900 12-Month	49.8°F (9.9°C)	50.3°F (10.2°C)	-0.5°F (-0.3°C)	41st Coolest	Coolest since: 1899	1904
	49.8°F (9.9°C)	50.3°F (10.2°C)	-0.5°F (-0.3°C)	87th Warmest	Warmest since: 1898	2012
	Ties: 1929, 1965, 1993
Feb 1899–Jul 1900 18-Month	50.2°F (10.1°C)	51.4°F (10.8°C)	-1.2°F (-0.7°C)	16th Coolest	Coolest since: 1899	1918
	50.2°F (10.1°C)	51.4°F (10.8°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 1899	2012, 2017
	Ties: 1899, 1907, 1980, 1997
Aug 1898–Jul 1900 24-Month	49.0°F (9.4°C)	50.3°F (10.2°C)	-1.3°F (-0.8°C)	10th Coolest	Coolest since: 1900	1905
	49.0°F (9.4°C)	50.3°F (10.2°C)	-1.3°F (-0.8°C)	117th Warmest	Warmest since: 1899	2017
	Ties: 1913
Aug 1897–Jul 1900 36-Month	49.7°F (9.8°C)	50.3°F (10.2°C)	-0.6°F (-0.4°C)	27th Coolest	Coolest since: 1899	1904, 1905, 1906
	49.7°F (9.8°C)	50.3°F (10.2°C)	-0.6°F (-0.4°C)	99th Warmest	Warmest since: 1898	2018
	Ties: 1927, 1952, 1962, 1968, 1982
Aug 1896–Jul 1900 48-Month	49.5°F (9.7°C)	50.2°F (10.1°C)	-0.7°F (-0.4°C)	18th Coolest	Coolest since: 1900	1905
	49.5°F (9.7°C)	50.2°F (10.1°C)	-0.7°F (-0.4°C)	107th Warmest	Warmest since: 1899	2019
	Ties: 1903, 1913, 1963, 1971
Aug 1895–Jul 1900 60-Month	49.8°F (9.9°C)	50.3°F (10.2°C)	-0.5°F (-0.3°C)	29th Coolest	Coolest since: 1900	1906
	49.8°F (9.9°C)	50.3°F (10.2°C)	-0.5°F (-0.3°C)	95th Warmest	Warmest to Date	2020
	Ties: 1929, 1964, 1972, 1978

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings