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 1955

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1955 1-Month	54.7°F (12.6°C)	54.6°F (12.6°C)	0.1°F (0.0°C)	67th Coolest	Coolest since: 1952	1925
	54.7°F (12.6°C)	54.6°F (12.6°C)	0.1°F (0.0°C)	62nd Warmest	Warmest since: 1954	1963
	Ties: 1944, 1970
Sep–Oct 1955 2-Month	61.5°F (16.4°C)	60.4°F (15.8°C)	1.1°F (0.6°C)	87th Coolest	Coolest since: 1952	1917
	61.5°F (16.4°C)	60.4°F (15.8°C)	1.1°F (0.6°C)	42nd Warmest	Warmest since: 1954	1897, 2016
	Ties: 1970
Aug–Oct 1955 3-Month	66.5°F (19.2°C)	64.7°F (18.2°C)	1.8°F (1.0°C)	107th Coolest	Coolest since: 1954	1917
	66.5°F (19.2°C)	64.7°F (18.2°C)	1.8°F (1.0°C)	22nd Warmest	Warmest since: 1953	1947
	Ties: 1960
Jul–Oct 1955 4-Month	69.8°F (21.0°C)	67.4°F (19.7°C)	2.4°F (1.3°C)	119th Coolest	Coolest since: 1954	1917
	69.8°F (21.0°C)	67.4°F (19.7°C)	2.4°F (1.3°C)	10th Warmest	Warmest since: 1947	1936
	Ties: 1897
Jun–Oct 1955 5-Month	69.4°F (20.8°C)	68.2°F (20.1°C)	1.2°F (0.7°C)	98th Coolest	Coolest since: 1952	1917
	69.4°F (20.8°C)	68.2°F (20.1°C)	1.2°F (0.7°C)	31st Warmest	Warmest since: 1954	1936
	Ties: 1913, 1956
May–Oct 1955 6-Month	68.6°F (20.3°C)	67.2°F (19.6°C)	1.4°F (0.7°C)	106th Coolest	Coolest since: 1954	1917
	68.6°F (20.3°C)	67.2°F (19.6°C)	1.4°F (0.7°C)	23rd Warmest	Warmest since: 1953	1936
	Ties: 1901, 1938, 1959, 1983
Apr–Oct 1955 7-Month	67.1°F (19.5°C)	65.0°F (18.3°C)	2.1°F (1.2°C)	120th Coolest	Coolest since: 1954	1917
	67.1°F (19.5°C)	65.0°F (18.3°C)	2.1°F (1.2°C)	9th Warmest	Warmest since: 1941	2010
	Ties: 1998, 2005
Mar–Oct 1955 8-Month	63.6°F (17.6°C)	61.8°F (16.6°C)	1.8°F (1.0°C)	116th Coolest	Coolest since: 1954	1917
	63.6°F (17.6°C)	61.8°F (16.6°C)	1.8°F (1.0°C)	13th Warmest	Warmest since: 1938	2012
	Ties: 2005
Feb–Oct 1955 9-Month	59.9°F (15.5°C)	58.2°F (14.6°C)	1.7°F (0.9°C)	111th Coolest	Coolest since: 1952	1917
Feb–Oct 1955 9-Month	59.9°F (15.5°C)	58.2°F (14.6°C)	1.7°F (0.9°C)	18th Warmest	Warmest since: 1954	2012
Jan–Oct 1955 10-Month	56.5°F (13.6°C)	54.9°F (12.7°C)	1.6°F (0.9°C)	107th Coolest	Coolest since: 1952	1904
	56.5°F (13.6°C)	54.9°F (12.7°C)	1.6°F (0.9°C)	22nd Warmest	Warmest since: 1954	2012
	Ties: 1939, 1973
Dec 1954–Oct 1955 11-Month	54.3°F (12.4°C)	52.6°F (11.4°C)	1.7°F (1.0°C)	107th Coolest	Coolest since: 1952	1904
	54.3°F (12.4°C)	52.6°F (11.4°C)	1.7°F (1.0°C)	21st Warmest	Warmest since: 1954	2012
	Ties: 1941, 2021
Nov 1954–Oct 1955 12-Month	53.2°F (11.8°C)	51.6°F (10.9°C)	1.6°F (0.9°C)	104th Coolest	Coolest since: 1952	1904
	53.2°F (11.8°C)	51.6°F (10.9°C)	1.6°F (0.9°C)	24th Warmest	Warmest since: 1954	2012
	Ties: 1939, 2006
May 1954–Oct 1955 18-Month	58.3°F (14.6°C)	56.8°F (13.8°C)	1.5°F (0.8°C)	112th Coolest	Coolest since: 1953	1904
	58.3°F (14.6°C)	56.8°F (13.8°C)	1.5°F (0.8°C)	16th Warmest	Warmest since: 1954	2012
	Ties: 1914, 1939, 1991
Nov 1953–Oct 1955 24-Month	53.5°F (11.9°C)	51.6°F (10.9°C)	1.9°F (1.0°C)	115th Coolest	Coolest since: 1953	1905
	53.5°F (11.9°C)	51.6°F (10.9°C)	1.9°F (1.0°C)	12th Warmest	Warmest since: 1954	2017
	Ties: 2005
Nov 1952–Oct 1955 36-Month	53.6°F (12.0°C)	51.6°F (10.9°C)	2.0°F (1.1°C)	120th Coolest	Coolest since: 1954	1904, 1979
Nov 1952–Oct 1955 36-Month	53.6°F (12.0°C)	51.6°F (10.9°C)	2.0°F (1.1°C)	6th Warmest	Warmest to Date	2018
Nov 1951–Oct 1955 48-Month	53.1°F (11.7°C)	51.6°F (10.9°C)	1.5°F (0.8°C)	115th Coolest	Coolest since: 1954	1905
	53.1°F (11.7°C)	51.6°F (10.9°C)	1.5°F (0.8°C)	10th Warmest	Warmest since: 1934	2019
	Ties: 1933, 1956, 2005, 2012
Nov 1950–Oct 1955 60-Month	52.4°F (11.3°C)	51.6°F (10.9°C)	0.8°F (0.4°C)	92nd Coolest	Coolest since: 1954	1905, 1906
	52.4°F (11.3°C)	51.6°F (10.9°C)	0.8°F (0.4°C)	32nd Warmest	Warmest since: 1942	2002, 2020
	Ties: 1990, 2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings