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 1917

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1917 1-Month	42.4°F (5.8°C)	52.1°F (11.2°C)	-9.7°F (-5.4°C)	2nd Coolest	Coolest since: 1917	1925
October 1917 1-Month	42.4°F (5.8°C)	52.1°F (11.2°C)	-9.7°F (-5.4°C)	127th Warmest	Warmest since: 1916	1963
Sep–Oct 1917 2-Month	51.8°F (11.0°C)	58.0°F (14.4°C)	-6.2°F (-3.4°C)	1st Coolest	Coolest since: 1917	1917
Sep–Oct 1917 2-Month	51.8°F (11.0°C)	58.0°F (14.4°C)	-6.2°F (-3.4°C)	128th Warmest	Warmest since: 1916	1971, 2021
Aug–Oct 1917 3-Month	57.4°F (14.1°C)	62.3°F (16.8°C)	-4.9°F (-2.7°C)	1st Coolest	Coolest since: 1917	1917
Aug–Oct 1917 3-Month	57.4°F (14.1°C)	62.3°F (16.8°C)	-4.9°F (-2.7°C)	128th Warmest	Warmest since: 1916	1947
Jul–Oct 1917 4-Month	61.1°F (16.2°C)	65.0°F (18.3°C)	-3.9°F (-2.1°C)	1st Coolest	Coolest since: 1917	1917
Jul–Oct 1917 4-Month	61.1°F (16.2°C)	65.0°F (18.3°C)	-3.9°F (-2.1°C)	128th Warmest	Warmest since: 1916	1947
Jun–Oct 1917 5-Month	61.7°F (16.5°C)	65.7°F (18.7°C)	-4.0°F (-2.2°C)	1st Coolest	Coolest since: 1917	1917
Jun–Oct 1917 5-Month	61.7°F (16.5°C)	65.7°F (18.7°C)	-4.0°F (-2.2°C)	128th Warmest	Warmest since: 1916	2021
May–Oct 1917 6-Month	60.2°F (15.7°C)	64.6°F (18.1°C)	-4.4°F (-2.4°C)	1st Coolest	Coolest since: 1917	1917
May–Oct 1917 6-Month	60.2°F (15.7°C)	64.6°F (18.1°C)	-4.4°F (-2.4°C)	128th Warmest	Warmest since: 1916	2007
Apr–Oct 1917 7-Month	58.0°F (14.4°C)	62.3°F (16.8°C)	-4.3°F (-2.4°C)	1st Coolest	Coolest since: 1917	1917
Apr–Oct 1917 7-Month	58.0°F (14.4°C)	62.3°F (16.8°C)	-4.3°F (-2.4°C)	128th Warmest	Warmest since: 1916	2010
Mar–Oct 1917 8-Month	55.3°F (12.9°C)	58.9°F (14.9°C)	-3.6°F (-2.0°C)	1st Coolest	Coolest since: 1917	1917
Mar–Oct 1917 8-Month	55.3°F (12.9°C)	58.9°F (14.9°C)	-3.6°F (-2.0°C)	128th Warmest	Warmest since: 1916	2012
Feb–Oct 1917 9-Month	51.0°F (10.6°C)	55.1°F (12.8°C)	-4.1°F (-2.2°C)	1st Coolest	Coolest since: 1917	1917
Feb–Oct 1917 9-Month	51.0°F (10.6°C)	55.1°F (12.8°C)	-4.1°F (-2.2°C)	128th Warmest	Warmest since: 1916	2012
Jan–Oct 1917 10-Month	47.9°F (8.8°C)	51.8°F (11.0°C)	-3.9°F (-2.2°C)	1st Coolest	Coolest since: 1917	1917
Jan–Oct 1917 10-Month	47.9°F (8.8°C)	51.8°F (11.0°C)	-3.9°F (-2.2°C)	128th Warmest	Warmest since: 1916	2012
Dec 1916–Oct 1917 11-Month	45.5°F (7.5°C)	49.4°F (9.7°C)	-3.9°F (-2.2°C)	1st Coolest	Coolest since: 1904	1904, 1917
	45.5°F (7.5°C)	49.4°F (9.7°C)	-3.9°F (-2.2°C)	127th Warmest	Warmest since: 1916	2012
	Ties: 1904
Nov 1916–Oct 1917 12-Month	45.0°F (7.2°C)	48.5°F (9.2°C)	-3.5°F (-2.0°C)	2nd Coolest	Coolest since: 1904	1904
Nov 1916–Oct 1917 12-Month	45.0°F (7.2°C)	48.5°F (9.2°C)	-3.5°F (-2.0°C)	126th Warmest	Warmest since: 1916	2012
May 1916–Oct 1917 18-Month	51.5°F (10.8°C)	53.8°F (12.1°C)	-2.3°F (-1.3°C)	3rd Coolest	Coolest since: 1904	1904
May 1916–Oct 1917 18-Month	51.5°F (10.8°C)	53.8°F (12.1°C)	-2.3°F (-1.3°C)	125th Warmest	Warmest since: 1916	2012
Nov 1915–Oct 1917 24-Month	46.5°F (8.1°C)	48.4°F (9.1°C)	-1.9°F (-1.0°C)	5th Coolest	Coolest since: 1905	1905
Nov 1915–Oct 1917 24-Month	46.5°F (8.1°C)	48.4°F (9.1°C)	-1.9°F (-1.0°C)	122nd Warmest	Warmest since: 1916	2017
Nov 1914–Oct 1917 36-Month	46.7°F (8.2°C)	48.4°F (9.1°C)	-1.7°F (-0.9°C)	4th Coolest	Coolest since: 1905	1904
	46.7°F (8.2°C)	48.4°F (9.1°C)	-1.7°F (-0.9°C)	122nd Warmest	Warmest since: 1916	2000
	Ties: 1979
Nov 1913–Oct 1917 48-Month	47.5°F (8.6°C)	48.4°F (9.1°C)	-0.9°F (-0.5°C)	12th Coolest	Coolest since: 1907	1905
	47.5°F (8.6°C)	48.4°F (9.1°C)	-0.9°F (-0.5°C)	113th Warmest	Warmest since: 1916	2007
	Ties: 1927, 1982
Nov 1912–Oct 1917 60-Month	47.8°F (8.8°C)	48.5°F (9.2°C)	-0.7°F (-0.4°C)	17th Coolest	Coolest since: 1916	1905
	47.8°F (8.8°C)	48.5°F (9.2°C)	-0.7°F (-0.4°C)	107th Warmest	Warmest since: 1916	2002
	Ties: 1916, 1926, 1952

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