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, July 1965

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1965 1-Month	76.0°F (24.4°C)	77.9°F (25.5°C)	-1.9°F (-1.1°C)	23rd Coolest	Coolest since: 1960	2014
	76.0°F (24.4°C)	77.9°F (25.5°C)	-1.9°F (-1.1°C)	106th Warmest	Warmest since: 1964	2012
	Ties: 1899
Jun–Jul 1965 2-Month	75.0°F (23.9°C)	75.9°F (24.4°C)	-0.9°F (-0.5°C)	40th Coolest	Coolest since: 1961	1904, 1927
	75.0°F (23.9°C)	75.9°F (24.4°C)	-0.9°F (-0.5°C)	89th Warmest	Warmest since: 1964	1934
	Ties: 1997
May–Jul 1965 3-Month	73.2°F (22.9°C)	72.3°F (22.4°C)	0.9°F (0.5°C)	88th Coolest	Coolest since: 1963	1924
	73.2°F (22.9°C)	72.3°F (22.4°C)	0.9°F (0.5°C)	41st Warmest	Warmest since: 1964	1934
	Ties: 1939, 1988, 2002
Apr–Jul 1965 4-Month	69.7°F (20.9°C)	68.1°F (20.1°C)	1.6°F (0.8°C)	102nd Coolest	Coolest since: 1963	1907
	69.7°F (20.9°C)	68.1°F (20.1°C)	1.6°F (0.8°C)	27th Warmest	Warmest since: 1964	2012
	Ties: 1953, 1955, 1998
Mar–Jul 1965 5-Month	62.9°F (17.2°C)	63.4°F (17.4°C)	-0.5°F (-0.2°C)	42nd Coolest	Coolest since: 1961	1960
	62.9°F (17.2°C)	63.4°F (17.4°C)	-0.5°F (-0.2°C)	87th Warmest	Warmest since: 1964	2012
	Ties: 1935, 1943, 1968
Feb–Jul 1965 6-Month	58.2°F (14.6°C)	58.6°F (14.8°C)	-0.4°F (-0.2°C)	50th Coolest	Coolest since: 1961	1947
	58.2°F (14.6°C)	58.6°F (14.8°C)	-0.4°F (-0.2°C)	79th Warmest	Warmest since: 1964	2012
	Ties: 1901, 1997, 2015
Jan–Jul 1965 7-Month	54.6°F (12.6°C)	54.7°F (12.6°C)	-0.1°F (0.0°C)	61st Coolest	Coolest since: 1963	1912
	54.6°F (12.6°C)	54.7°F (12.6°C)	-0.1°F (0.0°C)	68th Warmest	Warmest since: 1964	2012
	Ties: 1909
Dec 1964–Jul 1965 8-Month	52.0°F (11.1°C)	52.2°F (11.2°C)	-0.2°F (-0.1°C)	50th Coolest	Coolest since: 1963	1978
	52.0°F (11.1°C)	52.2°F (11.2°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1964	2012
	Ties: 1923, 1994, 2008
Nov 1964–Jul 1965 9-Month	51.5°F (10.8°C)	51.3°F (10.7°C)	0.2°F (0.1°C)	59th Coolest	Coolest since: 1964	1904, 1912
	51.5°F (10.8°C)	51.3°F (10.7°C)	0.2°F (0.1°C)	69th Warmest	Warmest since: 1964	2012
	Ties: 1898, 1901, 1913, 1959, 1964, 2009
Oct 1964–Jul 1965 10-Month	51.8°F (11.0°C)	52.0°F (11.1°C)	-0.2°F (-0.1°C)	52nd Coolest	Coolest since: 1963	1904, 1912
Oct 1964–Jul 1965 10-Month	51.8°F (11.0°C)	52.0°F (11.1°C)	-0.2°F (-0.1°C)	76th Warmest	Warmest since: 1964	2012
Sep 1964–Jul 1965 11-Month	53.3°F (11.8°C)	53.5°F (11.9°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1963	1904
	53.3°F (11.8°C)	53.5°F (11.9°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 1964	2012
	Ties: 1903, 1927, 1937
Aug 1964–Jul 1965 12-Month	55.2°F (12.9°C)	55.4°F (13.0°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1963	1904
	55.2°F (12.9°C)	55.4°F (13.0°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 1964	2012
	Ties: 1900, 1907, 1916, 1962
Feb 1964–Jul 1965 18-Month	56.7°F (13.7°C)	56.5°F (13.6°C)	0.2°F (0.1°C)	72nd Coolest	Coolest since: 1963	1918, 1979
	56.7°F (13.7°C)	56.5°F (13.6°C)	0.2°F (0.1°C)	56th Warmest	Warmest since: 1964	2012
	Ties: 1901, 1926, 1941, 1944, 1976
Aug 1963–Jul 1965 24-Month	55.6°F (13.1°C)	55.4°F (13.0°C)	0.2°F (0.1°C)	73rd Coolest	Coolest since: 1964	1979
	55.6°F (13.1°C)	55.4°F (13.0°C)	0.2°F (0.1°C)	54th Warmest	Warmest since: 1957	2017
	Ties: 1909, 1944, 1950, 1975, 1998
Aug 1962–Jul 1965 36-Month	55.2°F (12.9°C)	55.4°F (13.0°C)	-0.2°F (-0.1°C)	43rd Coolest	Coolest since: 1964	1979
	55.2°F (12.9°C)	55.4°F (13.0°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1964	2018
	Ties: 1958, 1959, 1964, 1967, 1983, 1994, 1998
Aug 1961–Jul 1965 48-Month	55.2°F (12.9°C)	55.3°F (12.9°C)	-0.1°F (0.0°C)	39th Coolest	Coolest since: 1964	1980
	55.2°F (12.9°C)	55.3°F (12.9°C)	-0.1°F (0.0°C)	86th Warmest	Warmest since: 1959	2019
	Ties: 1903, 1909, 1926, 1951, 1952, 1966, 1977
Aug 1960–Jul 1965 60-Month	55.1°F (12.8°C)	55.3°F (12.9°C)	-0.2°F (-0.1°C)	35th Coolest	Coolest since: 1964	1906
	55.1°F (12.8°C)	55.3°F (12.9°C)	-0.2°F (-0.1°C)	89th Warmest	Warmest since: 1959	2020
	Ties: 1913, 1921, 1929, 1951, 1968, 1985, 1986

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2023, retrieved on March 22, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings