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 7. East Southeast

Average Temperature Rankings, October 1979

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1979 1-Month	55.2°F (12.9°C)	55.7°F (13.2°C)	-0.5°F (-0.3°C)	56th Coolest	Coolest since: 1978	1925
	55.2°F (12.9°C)	55.7°F (13.2°C)	-0.5°F (-0.3°C)	73rd Warmest	Warmest since: 1975	1963
	Ties: 1936
Sep–Oct 1979 2-Month	60.6°F (15.9°C)	61.5°F (16.4°C)	-0.9°F (-0.5°C)	41st Coolest	Coolest since: 1976	1917
	60.6°F (15.9°C)	61.5°F (16.4°C)	-0.9°F (-0.5°C)	88th Warmest	Warmest since: 1978	1971, 2016
	Ties: 1932, 1945, 1948, 1982, 1996
Aug–Oct 1979 3-Month	64.8°F (18.2°C)	65.8°F (18.8°C)	-1.0°F (-0.6°C)	31st Coolest	Coolest since: 1976	1976
	64.8°F (18.2°C)	65.8°F (18.8°C)	-1.0°F (-0.6°C)	98th Warmest	Warmest since: 1978	1947, 2007
	Ties: 1949
Jul–Oct 1979 4-Month	67.1°F (19.5°C)	68.4°F (20.2°C)	-1.3°F (-0.7°C)	19th Coolest	Coolest since: 1976	1967
	67.1°F (19.5°C)	68.4°F (20.2°C)	-1.3°F (-0.7°C)	110th Warmest	Warmest since: 1978	1936
	Ties: 1902, 1929, 1945, 1957, 1965, 2004
Jun–Oct 1979 5-Month	68.2°F (20.1°C)	69.2°F (20.7°C)	-1.0°F (-0.6°C)	31st Coolest	Coolest since: 1976	1917
	68.2°F (20.1°C)	69.2°F (20.7°C)	-1.0°F (-0.6°C)	98th Warmest	Warmest since: 1978	1936
	Ties: 1969
May–Oct 1979 6-Month	67.1°F (19.5°C)	68.2°F (20.1°C)	-1.1°F (-0.6°C)	22nd Coolest	Coolest since: 1976	1917
	67.1°F (19.5°C)	68.2°F (20.1°C)	-1.1°F (-0.6°C)	107th Warmest	Warmest since: 1978	1936
	Ties: 1903, 2003
Apr–Oct 1979 7-Month	64.8°F (18.2°C)	66.0°F (18.9°C)	-1.2°F (-0.7°C)	19th Coolest	Coolest since: 1976	1907
	64.8°F (18.2°C)	66.0°F (18.9°C)	-1.2°F (-0.7°C)	110th Warmest	Warmest since: 1978	2010
	Ties: 1929, 1951
Mar–Oct 1979 8-Month	62.0°F (16.7°C)	63.0°F (17.2°C)	-1.0°F (-0.5°C)	25th Coolest	Coolest since: 1978	1917
	62.0°F (16.7°C)	63.0°F (17.2°C)	-1.0°F (-0.5°C)	104th Warmest	Warmest since: 1977	2012
	Ties: 1982, 1984, 1993
Feb–Oct 1979 9-Month	57.2°F (14.0°C)	59.5°F (15.3°C)	-2.3°F (-1.3°C)	4th Coolest	Coolest since: 1978	1917
	57.2°F (14.0°C)	59.5°F (15.3°C)	-2.3°F (-1.3°C)	125th Warmest	Warmest since: 1977	2012
	Ties: 1907, 1958
Jan–Oct 1979 10-Month	53.0°F (11.7°C)	56.3°F (13.5°C)	-3.3°F (-1.8°C)	1st Coolest	Coolest since: 1979	1979
Jan–Oct 1979 10-Month	53.0°F (11.7°C)	56.3°F (13.5°C)	-3.3°F (-1.8°C)	128th Warmest	Warmest since: 1978	2012
Dec 1978–Oct 1979 11-Month	51.2°F (10.7°C)	54.1°F (12.3°C)	-2.9°F (-1.6°C)	3rd Coolest	Coolest since: 1978	1904
Dec 1978–Oct 1979 11-Month	51.2°F (10.7°C)	54.1°F (12.3°C)	-2.9°F (-1.6°C)	125th Warmest	Warmest since: 1977	2012
Nov 1978–Oct 1979 12-Month	50.7°F (10.4°C)	53.0°F (11.7°C)	-2.3°F (-1.3°C)	4th Coolest	Coolest since: 1978	1904
Nov 1978–Oct 1979 12-Month	50.7°F (10.4°C)	53.0°F (11.7°C)	-2.3°F (-1.3°C)	124th Warmest	Warmest since: 1977	2012
May 1978–Oct 1979 18-Month	56.4°F (13.6°C)	58.1°F (14.5°C)	-1.7°F (-0.9°C)	4th Coolest	Coolest since: 1977	1904
	56.4°F (13.6°C)	58.1°F (14.5°C)	-1.7°F (-0.9°C)	124th Warmest	Warmest since: 1978	2012
	Ties: 1951, 1982
Nov 1977–Oct 1979 24-Month	50.5°F (10.3°C)	53.1°F (11.7°C)	-2.6°F (-1.4°C)	1st Coolest	Coolest since: 1979	1979
Nov 1977–Oct 1979 24-Month	50.5°F (10.3°C)	53.1°F (11.7°C)	-2.6°F (-1.4°C)	126th Warmest	Warmest since: 1978	2017
Nov 1976–Oct 1979 36-Month	50.9°F (10.5°C)	53.0°F (11.7°C)	-2.1°F (-1.2°C)	1st Coolest	Coolest since: 1979	1979
Nov 1976–Oct 1979 36-Month	50.9°F (10.5°C)	53.0°F (11.7°C)	-2.1°F (-1.2°C)	125th Warmest	Warmest since: 1978	2018
Nov 1975–Oct 1979 48-Month	51.5°F (10.8°C)	53.0°F (11.7°C)	-1.5°F (-0.9°C)	3rd Coolest	Coolest since: 1907	1905, 1980
	51.5°F (10.8°C)	53.0°F (11.7°C)	-1.5°F (-0.9°C)	122nd Warmest	Warmest since: 1978	2019
	Ties: 1907
Nov 1974–Oct 1979 60-Month	51.8°F (11.0°C)	53.0°F (11.7°C)	-1.2°F (-0.7°C)	6th Coolest	Coolest since: 1907	1982
	51.8°F (11.0°C)	53.0°F (11.7°C)	-1.2°F (-0.7°C)	118th Warmest	Warmest since: 1978	2020
	Ties: 1907

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