Climate at a Glance | Statewide Rankings | National Centers for Environmental Information (NCEI)

Statewide Rankings

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Illinois

January 1919 Average Temperature Rankings

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Coolest/Warmest Since	Record
January 1919 1-Month	30.1°F (-1.1°C)	25.3°F (-3.7°C)	4.8°F	106th Coolest	Coolest since: 1918	1977
January 1919 1-Month	30.1°F (-1.1°C)	25.3°F (-3.7°C)	4.8°F	26th Warmest	Warmest since: 1914	2006
Dec 1918–Jan 1919 2-Month	33.6°F (0.9°C)	27.5°F (-2.5°C)	6.1°F	124th Coolest	Coolest since: 1918	1918
Dec 1918–Jan 1919 2-Month	33.6°F (0.9°C)	27.5°F (-2.5°C)	6.1°F	7th Warmest	Warmest since: 1914	1932
Nov 1918–Jan 1919 3-Month	36.1°F (2.3°C)	31.9°F (-0.1°C)	4.2°F	118th Coolest	Coolest since: 1918	1977
Nov 1918–Jan 1919 3-Month	36.1°F (2.3°C)	31.9°F (-0.1°C)	4.2°F	13th Warmest	Warmest since: 1914	1932
Oct 1918–Jan 1919 4-Month	41.2°F (5.1°C)	37.6°F (3.1°C)	3.6°F	121st Coolest	Coolest since: 1918	1977
Oct 1918–Jan 1919 4-Month	41.2°F (5.1°C)	37.6°F (3.1°C)	3.6°F	10th Warmest	Warmest since: 1914	1932
Sep 1918–Jan 1919 5-Month	44.8°F (7.1°C)	43.3°F (6.3°C)	1.5°F	92nd Coolest	Coolest since: 1918	1977
Sep 1918–Jan 1919 5-Month	44.8°F (7.1°C)	43.3°F (6.3°C)	1.5°F	39th Warmest	Warmest since: 1916	1932
Aug 1918–Jan 1919 6-Month	50.3°F (10.2°C)	48.4°F (9.1°C)	1.9°F	110th Coolest	Coolest since: 1918	1977
Aug 1918–Jan 1919 6-Month	50.3°F (10.2°C)	48.4°F (9.1°C)	1.9°F	21st Warmest	Warmest since: 1914	1932
Jul 1918–Jan 1919 7-Month	53.5°F (11.9°C)	52.2°F (11.2°C)	1.3°F	94th Coolest	Coolest since: 1918	1977
Jul 1918–Jan 1919 7-Month	53.5°F (11.9°C)	52.2°F (11.2°C)	1.3°F	37th Warmest	Warmest since: 1914	1932
Jun 1918–Jan 1919 8-Month	55.8°F (13.2°C)	54.6°F (12.6°C)	1.2°F	93rd Coolest	Coolest since: 1918	1918, 1977
Jun 1918–Jan 1919 8-Month	55.8°F (13.2°C)	54.6°F (12.6°C)	1.2°F	38th Warmest	Warmest since: 1914	1932
May 1918–Jan 1919 9-Month	56.9°F (13.8°C)	55.5°F (13.1°C)	1.4°F	102nd Coolest	Coolest since: 1918	1918
May 1918–Jan 1919 9-Month	56.9°F (13.8°C)	55.5°F (13.1°C)	1.4°F	29th Warmest	Warmest since: 1914	1932
Apr 1918–Jan 1919 10-Month	55.9°F (13.3°C)	55.1°F (12.8°C)	0.8°F	85th Coolest	Coolest since: 1918	1918
Apr 1918–Jan 1919 10-Month	55.9°F (13.3°C)	55.1°F (12.8°C)	0.8°F	46th Warmest	Warmest since: 1914	1932
Mar 1918–Jan 1919 11-Month	55.0°F (12.8°C)	53.7°F (12.1°C)	1.3°F	100th Coolest	Coolest since: 1918	1918
Mar 1918–Jan 1919 11-Month	55.0°F (12.8°C)	53.7°F (12.1°C)	1.3°F	31st Warmest	Warmest since: 1914	2013
Feb 1918–Jan 1919 12-Month	52.9°F (11.6°C)	51.6°F (10.9°C)	1.3°F	97th Coolest	Coolest since: 1918	1918
Feb 1918–Jan 1919 12-Month	52.9°F (11.6°C)	51.6°F (10.9°C)	1.3°F	34th Warmest	Warmest since: 1914	2013
Aug 1917–Jan 1919 18-Month	49.3°F (9.6°C)	50.5°F (10.3°C)	-1.2°F	16th Coolest	Coolest since: 1918	1905, 1918
Aug 1917–Jan 1919 18-Month	49.3°F (9.6°C)	50.5°F (10.3°C)	-1.2°F	114th Warmest	Warmest since: 1917	2017
Feb 1917–Jan 1919 24-Month	50.0°F (10.0°C)	51.6°F (10.9°C)	-1.6°F	5th Coolest	Coolest since: 1918	1918
Feb 1917–Jan 1919 24-Month	50.0°F (10.0°C)	51.6°F (10.9°C)	-1.6°F	125th Warmest	Warmest since: 1917	2013
Feb 1916–Jan 1919 36-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	5th Coolest	Coolest since: 1918	1905
Feb 1916–Jan 1919 36-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	124th Warmest	Warmest since: 1917	2013
Feb 1915–Jan 1919 48-Month	50.6°F (10.3°C)	51.6°F (10.9°C)	-1.0°F	10th Coolest	Coolest since: 1918	1905
Feb 1915–Jan 1919 48-Month	50.6°F (10.3°C)	51.6°F (10.9°C)	-1.0°F	118th Warmest	Warmest since: 1917	2025
Feb 1914–Jan 1919 60-Month	50.7°F (10.4°C)	51.6°F (10.9°C)	-0.9°F	7th Coolest	Coolest since: 1918	1906
Feb 1914–Jan 1919 60-Month	50.7°F (10.4°C)	51.6°F (10.9°C)	-0.9°F	120th Warmest	Warmest since: 1918	2025

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on March 26, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings

Climate at a Glance Statewide Rankings

Statewide Rankings

Illinois

January 1919 Average Temperature Rankings

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