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 2. Northeast

Average Temperature Rankings, October 1921

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1921 1-Month	52.3°F (11.3°C)	52.1°F (11.2°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1917	1925
	52.3°F (11.3°C)	52.1°F (11.2°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1920	1963
	Ties: 1965
Sep–Oct 1921 2-Month	59.7°F (15.4°C)	57.9°F (14.4°C)	1.8°F (1.0°C)	101st Coolest	Coolest since: 1918	1917
	59.7°F (15.4°C)	57.9°F (14.4°C)	1.8°F (1.0°C)	28th Warmest	Warmest since: 1920	1971, 2021
	Ties: 1960
Aug–Oct 1921 3-Month	63.5°F (17.5°C)	62.3°F (16.8°C)	1.2°F (0.7°C)	93rd Coolest	Coolest since: 1918	1917
	63.5°F (17.5°C)	62.3°F (16.8°C)	1.2°F (0.7°C)	36th Warmest	Warmest since: 1920	1947
	Ties: 1961, 1978
Jul–Oct 1921 4-Month	67.3°F (19.6°C)	65.0°F (18.3°C)	2.3°F (1.3°C)	116th Coolest	Coolest since: 1920	1917
Jul–Oct 1921 4-Month	67.3°F (19.6°C)	65.0°F (18.3°C)	2.3°F (1.3°C)	13th Warmest	Warmest since: 1900	1947
Jun–Oct 1921 5-Month	68.6°F (20.3°C)	65.8°F (18.8°C)	2.8°F (1.5°C)	124th Coolest	Coolest since: 1920	1917
Jun–Oct 1921 5-Month	68.6°F (20.3°C)	65.8°F (18.8°C)	2.8°F (1.5°C)	5th Warmest	Warmest to Date	2021
May–Oct 1921 6-Month	67.5°F (19.7°C)	64.6°F (18.1°C)	2.9°F (1.6°C)	126th Coolest	Coolest since: 1920	1917
May–Oct 1921 6-Month	67.5°F (19.7°C)	64.6°F (18.1°C)	2.9°F (1.6°C)	3rd Warmest	Warmest to Date	2007
Apr–Oct 1921 7-Month	65.3°F (18.5°C)	62.2°F (16.8°C)	3.1°F (1.7°C)	127th Coolest	Coolest since: 1920	1917
Apr–Oct 1921 7-Month	65.3°F (18.5°C)	62.2°F (16.8°C)	3.1°F (1.7°C)	2nd Warmest	Warmest to Date	2010
Mar–Oct 1921 8-Month	62.7°F (17.1°C)	58.9°F (14.9°C)	3.8°F (2.2°C)	127th Coolest	Coolest since: 1920	1917
Mar–Oct 1921 8-Month	62.7°F (17.1°C)	58.9°F (14.9°C)	3.8°F (2.2°C)	2nd Warmest	Warmest to Date	2012
Feb–Oct 1921 9-Month	59.1°F (15.1°C)	55.1°F (12.8°C)	4.0°F (2.3°C)	127th Coolest	Coolest since: 1920	1917
Feb–Oct 1921 9-Month	59.1°F (15.1°C)	55.1°F (12.8°C)	4.0°F (2.3°C)	2nd Warmest	Warmest to Date	2012
Jan–Oct 1921 10-Month	56.1°F (13.4°C)	51.8°F (11.0°C)	4.3°F (2.4°C)	127th Coolest	Coolest since: 1920	1917
Jan–Oct 1921 10-Month	56.1°F (13.4°C)	51.8°F (11.0°C)	4.3°F (2.4°C)	2nd Warmest	Warmest to Date	2012
Dec 1920–Oct 1921 11-Month	53.6°F (12.0°C)	49.4°F (9.7°C)	4.2°F (2.3°C)	126th Coolest	Coolest since: 1920	1904, 1917
Dec 1920–Oct 1921 11-Month	53.6°F (12.0°C)	49.4°F (9.7°C)	4.2°F (2.3°C)	2nd Warmest	Warmest to Date	2012
Nov 1920–Oct 1921 12-Month	52.1°F (11.2°C)	48.4°F (9.1°C)	3.7°F (2.1°C)	125th Coolest	Coolest since: 1920	1904
Nov 1920–Oct 1921 12-Month	52.1°F (11.2°C)	48.4°F (9.1°C)	3.7°F (2.1°C)	3rd Warmest	Warmest to Date	2012
May 1920–Oct 1921 18-Month	56.5°F (13.6°C)	53.9°F (12.2°C)	2.6°F (1.4°C)	124th Coolest	Coolest since: 1920	1904
May 1920–Oct 1921 18-Month	56.5°F (13.6°C)	53.9°F (12.2°C)	2.6°F (1.4°C)	4th Warmest	Warmest to Date	2012
Nov 1919–Oct 1921 24-Month	49.4°F (9.7°C)	48.4°F (9.1°C)	1.0°F (0.6°C)	95th Coolest	Coolest since: 1920	1905
	49.4°F (9.7°C)	48.4°F (9.1°C)	1.0°F (0.6°C)	32nd Warmest	Warmest since: 1914	2017
	Ties: 1914, 1984, 2020
Nov 1918–Oct 1921 36-Month	49.8°F (9.9°C)	48.4°F (9.1°C)	1.4°F (0.8°C)	107th Coolest	Coolest since: 1920	1904
	49.8°F (9.9°C)	48.4°F (9.1°C)	1.4°F (0.8°C)	19th Warmest	Warmest to Date	2000
	Ties: 1923, 1988, 1989, 2005, 2019
Nov 1917–Oct 1921 48-Month	49.1°F (9.5°C)	48.5°F (9.2°C)	0.6°F (0.3°C)	86th Coolest	Coolest since: 1920	1905
	49.1°F (9.5°C)	48.5°F (9.2°C)	0.6°F (0.3°C)	39th Warmest	Warmest to Date	2007
	Ties: 1923, 1986, 1987, 1998, 2015
Nov 1916–Oct 1921 60-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	41st Coolest	Coolest since: 1920	1905
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1914	2002
	Ties: 1910, 1911, 1968, 1983, 1997

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings