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 8. Southwest

Average Temperature Rankings, June 1920

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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
June 1920 1-Month	72.8°F (22.7°C)	73.9°F (23.3°C)	-1.1°F (-0.6°C)	36th Coolest	Coolest since: 1917	1903
	72.8°F (22.7°C)	73.9°F (23.3°C)	-1.1°F (-0.6°C)	93rd Warmest	Warmest since: 1919	1952
	Ties: 1896
May–Jun 1920 2-Month	68.3°F (20.2°C)	69.5°F (20.8°C)	-1.2°F (-0.6°C)	30th Coolest	Coolest since: 1917	1907
	68.3°F (20.2°C)	69.5°F (20.8°C)	-1.2°F (-0.6°C)	99th Warmest	Warmest since: 1919	2018
	Ties: 1923, 1946, 1995
Apr–Jun 1920 3-Month	62.5°F (16.9°C)	64.7°F (18.2°C)	-2.2°F (-1.3°C)	10th Coolest	Coolest since: 1917	1907
Apr–Jun 1920 3-Month	62.5°F (16.9°C)	64.7°F (18.2°C)	-2.2°F (-1.3°C)	119th Warmest	Warmest since: 1919	2010
Mar–Jun 1920 4-Month	57.9°F (14.4°C)	59.7°F (15.4°C)	-1.8°F (-1.0°C)	16th Coolest	Coolest since: 1917	1960
	57.9°F (14.4°C)	59.7°F (15.4°C)	-1.8°F (-1.0°C)	113th Warmest	Warmest since: 1919	2012
	Ties: 1950
Feb–Jun 1920 5-Month	53.1°F (11.7°C)	54.7°F (12.6°C)	-1.6°F (-0.9°C)	22nd Coolest	Coolest since: 1917	1912, 1960, 1978
Feb–Jun 1920 5-Month	53.1°F (11.7°C)	54.7°F (12.6°C)	-1.6°F (-0.9°C)	107th Warmest	Warmest since: 1919	2012
Jan–Jun 1920 6-Month	48.9°F (9.4°C)	50.8°F (10.4°C)	-1.9°F (-1.0°C)	14th Coolest	Coolest since: 1912	1912
Jan–Jun 1920 6-Month	48.9°F (9.4°C)	50.8°F (10.4°C)	-1.9°F (-1.0°C)	115th Warmest	Warmest since: 1919	2012
Dec 1919–Jun 1920 7-Month	46.1°F (7.8°C)	48.5°F (9.2°C)	-2.4°F (-1.4°C)	9th Coolest	Coolest since: 1918	1978
Dec 1919–Jun 1920 7-Month	46.1°F (7.8°C)	48.5°F (9.2°C)	-2.4°F (-1.4°C)	119th Warmest	Warmest since: 1919	2012
Nov 1919–Jun 1920 8-Month	45.8°F (7.7°C)	48.0°F (8.9°C)	-2.2°F (-1.2°C)	8th Coolest	Coolest since: 1918	1912
	45.8°F (7.7°C)	48.0°F (8.9°C)	-2.2°F (-1.2°C)	120th Warmest	Warmest since: 1919	2012
	Ties: 1902, 1918, 1960
Oct 1919–Jun 1920 9-Month	47.4°F (8.6°C)	49.1°F (9.5°C)	-1.7°F (-0.9°C)	15th Coolest	Coolest since: 1918	1912, 1978
	47.4°F (8.6°C)	49.1°F (9.5°C)	-1.7°F (-0.9°C)	113th Warmest	Warmest since: 1919	2012
	Ties: 1982, 1984, 2014
Sep 1919–Jun 1920 10-Month	49.8°F (9.9°C)	51.1°F (10.6°C)	-1.3°F (-0.7°C)	18th Coolest	Coolest since: 1918	1978
	49.8°F (9.9°C)	51.1°F (10.6°C)	-1.3°F (-0.7°C)	110th Warmest	Warmest since: 1919	2012
	Ties: 1917, 1980, 2014
Aug 1919–Jun 1920 11-Month	52.1°F (11.2°C)	53.3°F (11.8°C)	-1.2°F (-0.6°C)	19th Coolest	Coolest since: 1918	1904, 1978
	52.1°F (11.2°C)	53.3°F (11.8°C)	-1.2°F (-0.6°C)	109th Warmest	Warmest since: 1919	2012
	Ties: 1980, 2014
Jul 1919–Jun 1920 12-Month	54.4°F (12.4°C)	55.4°F (13.0°C)	-1.0°F (-0.6°C)	22nd Coolest	Coolest since: 1918	1904, 1918, 1978
	54.4°F (12.4°C)	55.4°F (13.0°C)	-1.0°F (-0.6°C)	106th Warmest	Warmest since: 1919	2012
	Ties: 1906, 1926, 1963
Jan 1919–Jun 1920 18-Month	53.6°F (12.0°C)	53.9°F (12.2°C)	-0.3°F (-0.2°C)	47th Coolest	Coolest since: 1918	1979
	53.6°F (12.0°C)	53.9°F (12.2°C)	-0.3°F (-0.2°C)	81st Warmest	Warmest since: 1919	2017
	Ties: 1910, 1940, 1993, 1996
Jul 1918–Jun 1920 24-Month	55.3°F (12.9°C)	55.4°F (13.0°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest since: 1919	1978, 1979
	55.3°F (12.9°C)	55.4°F (13.0°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1915	2017
	Ties: 1902, 1936, 1948, 1967, 1981, 1993, 1996
Jul 1917–Jun 1920 36-Month	54.5°F (12.5°C)	55.4°F (13.0°C)	-0.9°F (-0.5°C)	13th Coolest	Coolest since: 1918	1979
Jul 1917–Jun 1920 36-Month	54.5°F (12.5°C)	55.4°F (13.0°C)	-0.9°F (-0.5°C)	113th Warmest	Warmest since: 1919	2018
Jul 1916–Jun 1920 48-Month	54.6°F (12.6°C)	55.3°F (12.9°C)	-0.7°F (-0.3°C)	14th Coolest	Coolest since: 1918	1980
	54.6°F (12.6°C)	55.3°F (12.9°C)	-0.7°F (-0.3°C)	111th Warmest	Warmest since: 1919	2019
	Ties: 1904, 1969
Jul 1915–Jun 1920 60-Month	54.6°F (12.6°C)	55.3°F (12.9°C)	-0.7°F (-0.3°C)	11th Coolest	Coolest since: 1908	1980, 1981
	54.6°F (12.6°C)	55.3°F (12.9°C)	-0.7°F (-0.3°C)	113th Warmest	Warmest since: 1919	2020
	Ties: 1962, 1972, 1983

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