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 1918

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1918 1-Month	71.4°F (21.9°C)	74.4°F (23.6°C)	-3.0°F (-1.7°C)	10th Coolest	Coolest since: 1915	2014
	71.4°F (21.9°C)	74.4°F (23.6°C)	-3.0°F (-1.7°C)	119th Warmest	Warmest since: 1917	1936
	Ties: 1962
Jun–Jul 1918 2-Month	70.6°F (21.4°C)	72.5°F (22.5°C)	-1.9°F (-1.1°C)	26th Coolest	Coolest since: 1917	1958
	70.6°F (21.4°C)	72.5°F (22.5°C)	-1.9°F (-1.1°C)	103rd Warmest	Warmest since: 1916	1934
	Ties: 1985
May–Jul 1918 3-Month	68.7°F (20.4°C)	68.6°F (20.3°C)	0.1°F (0.1°C)	63rd Coolest	Coolest since: 1917	1924
	68.7°F (20.4°C)	68.6°F (20.3°C)	0.1°F (0.1°C)	66th Warmest	Warmest since: 1914	1934
	Ties: 2004
Apr–Jul 1918 4-Month	62.8°F (17.1°C)	63.9°F (17.7°C)	-1.1°F (-0.6°C)	23rd Coolest	Coolest since: 1917	1907
	62.8°F (17.1°C)	63.9°F (17.7°C)	-1.1°F (-0.6°C)	106th Warmest	Warmest since: 1916	1991
	Ties: 1902, 1903, 1972
Mar–Jul 1918 5-Month	59.2°F (15.1°C)	58.8°F (14.9°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1917	1960
	59.2°F (15.1°C)	58.8°F (14.9°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1914	2012
	Ties: 1898, 1939, 1948
Feb–Jul 1918 6-Month	54.0°F (12.2°C)	53.6°F (12.0°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1917	1904, 1947
	54.0°F (12.2°C)	53.6°F (12.0°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1911	2012
	Ties: 1898
Jan–Jul 1918 7-Month	47.6°F (8.7°C)	49.4°F (9.7°C)	-1.8°F (-1.0°C)	19th Coolest	Coolest since: 1917	1912
	47.6°F (8.7°C)	49.4°F (9.7°C)	-1.8°F (-1.0°C)	110th Warmest	Warmest since: 1916	2012
	Ties: 1907
Dec 1917–Jul 1918 8-Month	44.0°F (6.7°C)	46.6°F (8.1°C)	-2.6°F (-1.4°C)	9th Coolest	Coolest since: 1917	1904
Dec 1917–Jul 1918 8-Month	44.0°F (6.7°C)	46.6°F (8.1°C)	-2.6°F (-1.4°C)	119th Warmest	Warmest since: 1916	2012
Nov 1917–Jul 1918 9-Month	43.6°F (6.4°C)	45.9°F (7.7°C)	-2.3°F (-1.3°C)	10th Coolest	Coolest since: 1917	1904
	43.6°F (6.4°C)	45.9°F (7.7°C)	-2.3°F (-1.3°C)	118th Warmest	Warmest since: 1917	2012
	Ties: 1917
Oct 1917–Jul 1918 10-Month	43.7°F (6.5°C)	46.7°F (8.2°C)	-3.0°F (-1.7°C)	4th Coolest	Coolest since: 1912	1904
Oct 1917–Jul 1918 10-Month	43.7°F (6.5°C)	46.7°F (8.2°C)	-3.0°F (-1.7°C)	124th Warmest	Warmest since: 1917	2012
Sep 1917–Jul 1918 11-Month	45.3°F (7.4°C)	48.3°F (9.1°C)	-3.0°F (-1.7°C)	3rd Coolest	Coolest since: 1912	1904
	45.3°F (7.4°C)	48.3°F (9.1°C)	-3.0°F (-1.7°C)	125th Warmest	Warmest since: 1917	2012
	Ties: 1978
Aug 1917–Jul 1918 12-Month	47.4°F (8.6°C)	50.3°F (10.2°C)	-2.9°F (-1.6°C)	3rd Coolest	Coolest since: 1912	1904
	47.4°F (8.6°C)	50.3°F (10.2°C)	-2.9°F (-1.6°C)	125th Warmest	Warmest since: 1917	2012
	Ties: 1978
Feb 1917–Jul 1918 18-Month	48.3°F (9.1°C)	51.4°F (10.8°C)	-3.1°F (-1.7°C)	1st Coolest	Coolest since: 1918	1918
Feb 1917–Jul 1918 18-Month	48.3°F (9.1°C)	51.4°F (10.8°C)	-3.1°F (-1.7°C)	127th Warmest	Warmest since: 1917	2012, 2017
Aug 1916–Jul 1918 24-Month	48.0°F (8.9°C)	50.3°F (10.2°C)	-2.3°F (-1.3°C)	4th Coolest	Coolest since: 1905	1905
	48.0°F (8.9°C)	50.3°F (10.2°C)	-2.3°F (-1.3°C)	123rd Warmest	Warmest since: 1917	2017
	Ties: 1978
Aug 1915–Jul 1918 36-Month	48.5°F (9.2°C)	50.3°F (10.2°C)	-1.8°F (-1.0°C)	5th Coolest	Coolest since: 1906	1904, 1905, 1906
Aug 1915–Jul 1918 36-Month	48.5°F (9.2°C)	50.3°F (10.2°C)	-1.8°F (-1.0°C)	121st Warmest	Warmest since: 1917	2018
Aug 1914–Jul 1918 48-Month	48.7°F (9.3°C)	50.2°F (10.1°C)	-1.5°F (-0.8°C)	5th Coolest	Coolest since: 1907	1905
	48.7°F (9.3°C)	50.2°F (10.1°C)	-1.5°F (-0.8°C)	120th Warmest	Warmest since: 1917	2019
	Ties: 1904
Aug 1913–Jul 1918 60-Month	49.3°F (9.6°C)	50.3°F (10.2°C)	-1.0°F (-0.6°C)	11th Coolest	Coolest since: 1908	1906
	49.3°F (9.6°C)	50.3°F (10.2°C)	-1.0°F (-0.6°C)	113th Warmest	Warmest since: 1917	2020
	Ties: 1903, 1919

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings