Statewide 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

Average Temperature Rankings, October 1950

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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
October 1950 1-Month	59.3°F (15.2°C)	54.6°F (12.6°C)	4.7°F (2.6°C)	119th Coolest	Coolest since: 1949	1925
October 1950 1-Month	59.3°F (15.2°C)	54.6°F (12.6°C)	4.7°F (2.6°C)	10th Warmest	Warmest since: 1947	1963
Sep–Oct 1950 2-Month	61.9°F (16.6°C)	60.5°F (15.8°C)	1.4°F (0.8°C)	95th Coolest	Coolest since: 1949	1917
	61.9°F (16.6°C)	60.5°F (15.8°C)	1.4°F (0.8°C)	34th Warmest	Warmest since: 1947	1897
	Ties: 1936, 1961, 2010
Aug–Oct 1950 3-Month	64.3°F (17.9°C)	64.8°F (18.2°C)	-0.5°F (-0.3°C)	47th Coolest	Coolest since: 1949	1917
	64.3°F (17.9°C)	64.8°F (18.2°C)	-0.5°F (-0.3°C)	82nd Warmest	Warmest since: 1948	1947
	Ties: 1924, 1928, 2001, 2014
Jul–Oct 1950 4-Month	66.3°F (19.1°C)	67.5°F (19.7°C)	-1.2°F (-0.6°C)	24th Coolest	Coolest since: 1945	1917
	66.3°F (19.1°C)	67.5°F (19.7°C)	-1.2°F (-0.6°C)	105th Warmest	Warmest since: 1949	1936
	Ties: 1923, 1965, 1996
Jun–Oct 1950 5-Month	67.0°F (19.4°C)	68.2°F (20.1°C)	-1.2°F (-0.7°C)	22nd Coolest	Coolest since: 1945	1917
	67.0°F (19.4°C)	68.2°F (20.1°C)	-1.2°F (-0.7°C)	107th Warmest	Warmest since: 1949	1936
	Ties: 1958
May–Oct 1950 6-Month	66.4°F (19.1°C)	67.2°F (19.6°C)	-0.8°F (-0.5°C)	27th Coolest	Coolest since: 1945	1917
	66.4°F (19.1°C)	67.2°F (19.6°C)	-0.8°F (-0.5°C)	102nd Warmest	Warmest since: 1949	1936
	Ties: 1902, 1925, 1961, 1969, 1972, 1990, 1993, 1996
Apr–Oct 1950 7-Month	63.5°F (17.5°C)	65.0°F (18.3°C)	-1.5°F (-0.8°C)	14th Coolest	Coolest since: 1945	1917
Apr–Oct 1950 7-Month	63.5°F (17.5°C)	65.0°F (18.3°C)	-1.5°F (-0.8°C)	115th Warmest	Warmest since: 1949	2010
Mar–Oct 1950 8-Month	60.1°F (15.6°C)	61.8°F (16.6°C)	-1.7°F (-1.0°C)	5th Coolest	Coolest since: 1926	1917
	60.1°F (15.6°C)	61.8°F (16.6°C)	-1.7°F (-1.0°C)	124th Warmest	Warmest since: 1949	2012
	Ties: 1926
Feb–Oct 1950 9-Month	56.6°F (13.7°C)	58.2°F (14.6°C)	-1.6°F (-0.9°C)	14th Coolest	Coolest since: 1924	1917
	56.6°F (13.7°C)	58.2°F (14.6°C)	-1.6°F (-0.9°C)	115th Warmest	Warmest since: 1949	2012
	Ties: 1895
Jan–Oct 1950 10-Month	54.2°F (12.3°C)	54.9°F (12.7°C)	-0.7°F (-0.4°C)	32nd Coolest	Coolest since: 1940	1904
	54.2°F (12.3°C)	54.9°F (12.7°C)	-0.7°F (-0.4°C)	97th Warmest	Warmest since: 1949	2012
	Ties: 1909, 1965, 1970, 1994, 2003
Dec 1949–Oct 1950 11-Month	52.4°F (11.3°C)	52.6°F (11.4°C)	-0.2°F (-0.1°C)	52nd Coolest	Coolest since: 1948	1904
	52.4°F (11.3°C)	52.6°F (11.4°C)	-0.2°F (-0.1°C)	76th Warmest	Warmest since: 1949	2012
	Ties: 1906, 1937, 1948, 1972
Nov 1949–Oct 1950 12-Month	51.5°F (10.8°C)	51.6°F (10.9°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 1948	1904
	51.5°F (10.8°C)	51.6°F (10.9°C)	-0.1°F (-0.1°C)	74th Warmest	Warmest since: 1949	2012
	Ties: 1901, 1910, 1952, 1972, 1974, 1980
May 1949–Oct 1950 18-Month	57.0°F (13.9°C)	56.8°F (13.8°C)	0.2°F (0.1°C)	70th Coolest	Coolest since: 1948	1904
	57.0°F (13.9°C)	56.8°F (13.8°C)	0.2°F (0.1°C)	58th Warmest	Warmest since: 1949	2012
	Ties: 1897, 1913, 1923, 1947, 1972, 1974, 1985
Nov 1948–Oct 1950 24-Month	52.1°F (11.2°C)	51.6°F (10.9°C)	0.5°F (0.3°C)	85th Coolest	Coolest since: 1949	1905
	52.1°F (11.2°C)	51.6°F (10.9°C)	0.5°F (0.3°C)	42nd Warmest	Warmest since: 1947	2017
	Ties: 1989, 1995
Nov 1947–Oct 1950 36-Month	51.7°F (10.9°C)	51.6°F (10.9°C)	0.1°F (0.0°C)	64th Coolest	Coolest since: 1945	1904, 1979
	51.7°F (10.9°C)	51.6°F (10.9°C)	0.1°F (0.0°C)	62nd Warmest	Warmest since: 1949	2018
	Ties: 1916, 1976, 1995
Nov 1946–Oct 1950 48-Month	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1948	1905
	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	59th Warmest	Warmest since: 1949	2019
	Ties: 1916, 1931, 1943, 1974
Nov 1945–Oct 1950 60-Month	52.0°F (11.1°C)	51.6°F (10.9°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 1949	1905, 1906
	52.0°F (11.1°C)	51.6°F (10.9°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1945	2002, 2020
	Ties: 1945, 1954, 1994

Citing This Page

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