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 1902

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1902 1-Month	73.1°F (22.8°C)	73.9°F (23.3°C)	-0.8°F (-0.5°C)	44th Coolest	Coolest since: 1900	1903
	73.1°F (22.8°C)	73.9°F (23.3°C)	-0.8°F (-0.5°C)	85th Warmest	Warmest since: 1901	1952
	Ties: 1960, 2000
May–Jun 1902 2-Month	71.6°F (22.0°C)	69.5°F (20.8°C)	2.1°F (1.2°C)	104th Coolest	Coolest since: 1901	1907
	71.6°F (22.0°C)	69.5°F (20.8°C)	2.1°F (1.2°C)	25th Warmest	Warmest since: 1896	2018
	Ties: 1921, 1959, 1986
Apr–Jun 1902 3-Month	65.4°F (18.6°C)	64.8°F (18.2°C)	0.6°F (0.4°C)	72nd Coolest	Coolest since: 1901	1907
	65.4°F (18.6°C)	64.8°F (18.2°C)	0.6°F (0.4°C)	57th Warmest	Warmest since: 1899	2010
	Ties: 1913
Mar–Jun 1902 4-Month	60.4°F (15.8°C)	59.8°F (15.4°C)	0.6°F (0.4°C)	80th Coolest	Coolest since: 1901	1960
	60.4°F (15.8°C)	59.8°F (15.4°C)	0.6°F (0.4°C)	49th Warmest	Warmest since: 1896	2012
	Ties: 1939, 1944, 1948, 2005
Feb–Jun 1902 5-Month	53.2°F (11.8°C)	54.8°F (12.7°C)	-1.6°F (-0.9°C)	23rd Coolest	Coolest since: 1901	1912, 1960, 1978
	53.2°F (11.8°C)	54.8°F (12.7°C)	-1.6°F (-0.9°C)	106th Warmest	Warmest since: 1898	2012
	Ties: 1926, 1940
Jan–Jun 1902 6-Month	49.4°F (9.7°C)	50.8°F (10.4°C)	-1.4°F (-0.7°C)	22nd Coolest	Coolest since: 1899	1912, 1978
	49.4°F (9.7°C)	50.8°F (10.4°C)	-1.4°F (-0.7°C)	107th Warmest	Warmest since: 1901	2012
	Ties: 1928, 1968
Dec 1901–Jun 1902 7-Month	46.4°F (8.0°C)	48.5°F (9.2°C)	-2.1°F (-1.2°C)	11th Coolest	Coolest since: 1899	1978
	46.4°F (8.0°C)	48.5°F (9.2°C)	-2.1°F (-1.2°C)	117th Warmest	Warmest since: 1901	2012
	Ties: 1936
Nov 1901–Jun 1902 8-Month	45.8°F (7.7°C)	48.1°F (8.9°C)	-2.3°F (-1.2°C)	8th Coolest	Coolest since: 1899	1912
	45.8°F (7.7°C)	48.1°F (8.9°C)	-2.3°F (-1.2°C)	120th Warmest	Warmest since: 1901	2012
	Ties: 1918, 1920, 1960
Oct 1901–Jun 1902 9-Month	47.2°F (8.4°C)	49.1°F (9.5°C)	-1.9°F (-1.1°C)	12th Coolest	Coolest since: 1899	1912, 1978
	47.2°F (8.4°C)	49.1°F (9.5°C)	-1.9°F (-1.1°C)	116th Warmest	Warmest since: 1901	2012
	Ties: 1970
Sep 1901–Jun 1902 10-Month	49.4°F (9.7°C)	51.1°F (10.6°C)	-1.7°F (-0.9°C)	11th Coolest	Coolest since: 1899	1978
	49.4°F (9.7°C)	51.1°F (10.6°C)	-1.7°F (-0.9°C)	117th Warmest	Warmest since: 1901	2012
	Ties: 1936, 1951, 1960
Aug 1901–Jun 1902 11-Month	51.8°F (11.0°C)	53.3°F (11.8°C)	-1.5°F (-0.8°C)	13th Coolest	Coolest since: 1899	1904, 1978
Aug 1901–Jun 1902 11-Month	51.8°F (11.0°C)	53.3°F (11.8°C)	-1.5°F (-0.8°C)	115th Warmest	Warmest since: 1901	2012
Jul 1901–Jun 1902 12-Month	54.5°F (12.5°C)	55.4°F (13.0°C)	-0.9°F (-0.5°C)	26th Coolest	Coolest since: 1899	1904, 1912, 1918, 1978
	54.5°F (12.5°C)	55.4°F (13.0°C)	-0.9°F (-0.5°C)	102nd Warmest	Warmest since: 1901	2012
	Ties: 1924
Jan 1901–Jun 1902 18-Month	53.0°F (11.7°C)	53.8°F (12.1°C)	-0.8°F (-0.4°C)	21st Coolest	Coolest since: 1900	1979
	53.0°F (11.7°C)	53.8°F (12.1°C)	-0.8°F (-0.4°C)	107th Warmest	Warmest since: 1901	2017
	Ties: 1924, 1958, 1983, 2014
Jul 1900–Jun 1902 24-Month	55.3°F (12.9°C)	55.4°F (13.0°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest since: 1900	1978, 1979
	55.3°F (12.9°C)	55.4°F (13.0°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1901	2017
	Ties: 1920, 1936, 1948, 1967, 1981, 1993, 1996
Jul 1899–Jun 1902 36-Month	55.2°F (12.9°C)	55.3°F (12.9°C)	-0.1°F (0.0°C)	43rd Coolest	Coolest since: 1901	1979
	55.2°F (12.9°C)	55.3°F (12.9°C)	-0.1°F (0.0°C)	83rd Warmest	Warmest since: 1898	2018
	Ties: 1903, 1953, 1959, 1965, 1983, 1994, 1996, 1998
Jul 1898–Jun 1902 48-Month	54.7°F (12.6°C)	55.4°F (13.0°C)	-0.7°F (-0.4°C)	18th Coolest	Coolest since: 1902	1980
	54.7°F (12.6°C)	55.4°F (13.0°C)	-0.7°F (-0.4°C)	107th Warmest	Warmest since: 1901	2019
	Ties: 1908
Jul 1897–Jun 1902 60-Month	55.0°F (12.8°C)	55.3°F (12.9°C)	-0.3°F (-0.1°C)	29th Coolest	Coolest since: 1900	1980
	55.0°F (12.8°C)	55.3°F (12.9°C)	-0.3°F (-0.1°C)	95th Warmest	Warmest since: 1901	2020
	Ties: 1900, 1912, 1913, 1916, 1928

Citing This Page

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