Statewide Rankings

Parameter:

Year:

Month:

State:

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

Average Temperature Rankings, October 1979

View Period (Months):

All

Download:

Record Coolest

Bottom 1/10

Bottom 1/3

Normal

Top 1/3

Top 1/10

Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1979 1-Month	54.3°F (12.4°C)	54.6°F (12.6°C)	-0.3°F (-0.2°C)	57th Coolest	Coolest since: 1978	1925
	54.3°F (12.4°C)	54.6°F (12.6°C)	-0.3°F (-0.2°C)	72nd Warmest	Warmest since: 1975	1963
	Ties: 1921, 2014
Sep–Oct 1979 2-Month	60.0°F (15.6°C)	60.4°F (15.8°C)	-0.4°F (-0.2°C)	58th Coolest	Coolest since: 1977	1917
	60.0°F (15.6°C)	60.4°F (15.8°C)	-0.4°F (-0.2°C)	71st Warmest	Warmest since: 1978	1897, 2016
	Ties: 1898, 1905
Aug–Oct 1979 3-Month	64.2°F (17.9°C)	64.8°F (18.2°C)	-0.6°F (-0.3°C)	44th Coolest	Coolest since: 1977	1917
	64.2°F (17.9°C)	64.8°F (18.2°C)	-0.6°F (-0.3°C)	85th Warmest	Warmest since: 1978	1947
	Ties: 1975, 1996
Jul–Oct 1979 4-Month	66.6°F (19.2°C)	67.5°F (19.7°C)	-0.9°F (-0.5°C)	34th Coolest	Coolest since: 1976	1917
	66.6°F (19.2°C)	67.5°F (19.7°C)	-0.9°F (-0.5°C)	95th Warmest	Warmest since: 1978	1936
	Ties: 1905, 1918, 1982
Jun–Oct 1979 5-Month	67.6°F (19.8°C)	68.2°F (20.1°C)	-0.6°F (-0.3°C)	38th Coolest	Coolest since: 1976	1917
	67.6°F (19.8°C)	68.2°F (20.1°C)	-0.6°F (-0.3°C)	91st Warmest	Warmest since: 1978	1936
	Ties: 1918, 1926, 1989, 1997, 2006
May–Oct 1979 6-Month	66.6°F (19.2°C)	67.2°F (19.6°C)	-0.6°F (-0.4°C)	36th Coolest	Coolest since: 1976	1917
	66.6°F (19.2°C)	67.2°F (19.6°C)	-0.6°F (-0.4°C)	93rd Warmest	Warmest since: 1978	1936
	Ties: 1946, 1948, 1957, 1968, 2008, 2014
Apr–Oct 1979 7-Month	64.1°F (17.8°C)	65.0°F (18.3°C)	-0.9°F (-0.5°C)	28th Coolest	Coolest since: 1976	1917
	64.1°F (17.8°C)	65.0°F (18.3°C)	-0.9°F (-0.5°C)	101st Warmest	Warmest since: 1978	2010
	Ties: 1910, 1927, 1972, 1989, 1990
Mar–Oct 1979 8-Month	61.0°F (16.1°C)	61.8°F (16.6°C)	-0.8°F (-0.5°C)	28th Coolest	Coolest since: 1976	1917
	61.0°F (16.1°C)	61.8°F (16.6°C)	-0.8°F (-0.5°C)	101st Warmest	Warmest since: 1978	2012
	Ties: 1972, 1975, 2009
Feb–Oct 1979 9-Month	56.2°F (13.4°C)	58.2°F (14.6°C)	-2.0°F (-1.2°C)	3rd Coolest	Coolest since: 1924	1917
	56.2°F (13.4°C)	58.2°F (14.6°C)	-2.0°F (-1.2°C)	126th Warmest	Warmest since: 1978	2012
	Ties: 1907, 1912, 1924, 2014
Jan–Oct 1979 10-Month	51.8°F (11.0°C)	54.9°F (12.7°C)	-3.1°F (-1.7°C)	2nd Coolest	Coolest since: 1917	1904
	51.8°F (11.0°C)	54.9°F (12.7°C)	-3.1°F (-1.7°C)	127th Warmest	Warmest since: 1978	2012
	Ties: 1912, 1917
Dec 1978–Oct 1979 11-Month	49.8°F (9.9°C)	52.6°F (11.4°C)	-2.8°F (-1.5°C)	3rd Coolest	Coolest since: 1978	1904
	49.8°F (9.9°C)	52.6°F (11.4°C)	-2.8°F (-1.5°C)	125th Warmest	Warmest since: 1978	2012
	Ties: 1978
Nov 1978–Oct 1979 12-Month	49.2°F (9.6°C)	51.6°F (10.9°C)	-2.4°F (-1.3°C)	4th Coolest	Coolest since: 1978	1904
	49.2°F (9.6°C)	51.6°F (10.9°C)	-2.4°F (-1.3°C)	124th Warmest	Warmest since: 1978	2012
	Ties: 1978, 2014
May 1978–Oct 1979 18-Month	55.2°F (12.9°C)	56.8°F (13.8°C)	-1.6°F (-0.9°C)	5th Coolest	Coolest since: 1951	1904
	55.2°F (12.9°C)	56.8°F (13.8°C)	-1.6°F (-0.9°C)	123rd Warmest	Warmest since: 1978	2012
	Ties: 1982
Nov 1977–Oct 1979 24-Month	49.2°F (9.6°C)	51.6°F (10.9°C)	-2.4°F (-1.3°C)	2nd Coolest	Coolest since: 1905	1905
Nov 1977–Oct 1979 24-Month	49.2°F (9.6°C)	51.6°F (10.9°C)	-2.4°F (-1.3°C)	125th Warmest	Warmest since: 1978	2017
Nov 1976–Oct 1979 36-Month	49.7°F (9.8°C)	51.6°F (10.9°C)	-1.9°F (-1.1°C)	1st Coolest	Coolest since: 1904	1904, 1979
	49.7°F (9.8°C)	51.6°F (10.9°C)	-1.9°F (-1.1°C)	125th Warmest	Warmest since: 1978	2018
	Ties: 1904
Nov 1975–Oct 1979 48-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F (-0.7°C)	6th Coolest	Coolest since: 1918	1905
	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F (-0.7°C)	119th Warmest	Warmest since: 1978	2019
	Ties: 1906
Nov 1974–Oct 1979 60-Month	50.5°F (10.3°C)	51.5°F (10.8°C)	-1.0°F (-0.5°C)	6th Coolest	Coolest since: 1908	1905, 1906
	50.5°F (10.3°C)	51.5°F (10.8°C)	-1.0°F (-0.5°C)	118th Warmest	Warmest since: 1978	2002, 2020
	Ties: 1980, 1981

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings