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

Statewide Rankings

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Illinois

February 1906 Average Temperature Rankings

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Coolest/Warmest Since	Record
February 1906 1-Month	27.2°F (-2.7°C)	29.2°F (-1.6°C)	-2.0°F	42nd Coolest	Coolest since: 1905	1978
February 1906 1-Month	27.2°F (-2.7°C)	29.2°F (-1.6°C)	-2.0°F	90th Warmest	Warmest since: 1898	2017
Jan–Feb 1906 2-Month	29.2°F (-1.6°C)	27.3°F (-2.6°C)	1.9°F	88th Coolest	Coolest since: 1905	1979
Jan–Feb 1906 2-Month	29.2°F (-1.6°C)	27.3°F (-2.6°C)	1.9°F	44th Warmest	Warmest since: 1898	2017
Dec 1905–Feb 1906 3-Month	29.4°F (-1.4°C)	28.0°F (-2.2°C)	1.4°F	84th Coolest	Coolest since: 1905	1978
Dec 1905–Feb 1906 3-Month	29.4°F (-1.4°C)	28.0°F (-2.2°C)	1.4°F	47th Warmest	Warmest since: 1896	1932
Nov 1905–Feb 1906 4-Month	32.2°F (0.1°C)	31.2°F (-0.4°C)	1.0°F	81st Coolest	Coolest since: 1905	1977
Nov 1905–Feb 1906 4-Month	32.2°F (0.1°C)	31.2°F (-0.4°C)	1.0°F	50th Warmest	Warmest to Date	1932
Oct 1905–Feb 1906 5-Month	36.3°F (2.4°C)	35.9°F (2.2°C)	0.4°F	71st Coolest	Coolest since: 1905	1977
Oct 1905–Feb 1906 5-Month	36.3°F (2.4°C)	35.9°F (2.2°C)	0.4°F	60th Warmest	Warmest since: 1900	1932
Sep 1905–Feb 1906 6-Month	41.5°F (5.3°C)	41.0°F (5.0°C)	0.5°F	75th Coolest	Coolest since: 1905	1977
Sep 1905–Feb 1906 6-Month	41.5°F (5.3°C)	41.0°F (5.0°C)	0.5°F	56th Warmest	Warmest since: 1898	1932
Aug 1905–Feb 1906 7-Month	46.1°F (7.8°C)	45.6°F (7.6°C)	0.5°F	74th Coolest	Coolest since: 1905	1977
Aug 1905–Feb 1906 7-Month	46.1°F (7.8°C)	45.6°F (7.6°C)	0.5°F	57th Warmest	Warmest since: 1901	1932
Jul 1905–Feb 1906 8-Month	49.4°F (9.7°C)	49.4°F (9.7°C)	0.0°F	57th Coolest	Coolest since: 1905	1977
Jul 1905–Feb 1906 8-Month	49.4°F (9.7°C)	49.4°F (9.7°C)	0.0°F	74th Warmest	Warmest since: 1901	1932
Jun 1905–Feb 1906 9-Month	51.9°F (11.1°C)	51.8°F (11.0°C)	0.1°F	57th Coolest	Coolest since: 1905	1977
Jun 1905–Feb 1906 9-Month	51.9°F (11.1°C)	51.8°F (11.0°C)	0.1°F	74th Warmest	Warmest since: 1901	1932
May 1905–Feb 1906 10-Month	53.0°F (11.7°C)	52.8°F (11.6°C)	0.2°F	59th Coolest	Coolest since: 1905	1918
May 1905–Feb 1906 10-Month	53.0°F (11.7°C)	52.8°F (11.6°C)	0.2°F	72nd Warmest	Warmest since: 1901	1932
Apr 1905–Feb 1906 11-Month	52.8°F (11.6°C)	52.7°F (11.5°C)	0.1°F	55th Coolest	Coolest since: 1905	1918
Apr 1905–Feb 1906 11-Month	52.8°F (11.6°C)	52.7°F (11.5°C)	0.1°F	76th Warmest	Warmest since: 1901	1932
Mar 1905–Feb 1906 12-Month	52.1°F (11.2°C)	51.6°F (10.9°C)	0.5°F	74th Coolest	Coolest since: 1905	1918
Mar 1905–Feb 1906 12-Month	52.1°F (11.2°C)	51.6°F (10.9°C)	0.5°F	57th Warmest	Warmest to Date	2017
Sep 1904–Feb 1906 18-Month	47.3°F (8.5°C)	48.1°F (8.9°C)	-0.8°F	28th Coolest	Coolest since: 1905	1905
Sep 1904–Feb 1906 18-Month	47.3°F (8.5°C)	48.1°F (8.9°C)	-0.8°F	102nd Warmest	Warmest since: 1902	2017
Mar 1904–Feb 1906 24-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	10th Coolest	Coolest since: 1905	1905
Mar 1904–Feb 1906 24-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	120th Warmest	Warmest since: 1903	2017
Mar 1903–Feb 1906 36-Month	50.0°F (10.0°C)	51.6°F (10.9°C)	-1.6°F	4th Coolest	Coolest since: 1905	1979
Mar 1903–Feb 1906 36-Month	50.0°F (10.0°C)	51.6°F (10.9°C)	-1.6°F	125th Warmest	Warmest since: 1904	2013, 2018
Mar 1902–Feb 1906 48-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	3rd Coolest	Coolest since: 1905	1905
Mar 1902–Feb 1906 48-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	125th Warmest	Warmest since: 1904	2025
Mar 1901–Feb 1906 60-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	2nd Coolest	Coolest since: 1905	1905
Mar 1901–Feb 1906 60-Month	50.3°F (10.2°C)	51.6°F (10.9°C)	-1.3°F	125th Warmest	Warmest since: 1904	2025

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on March 19, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings

Climate at a Glance Statewide Rankings

Statewide Rankings

Illinois

February 1906 Average Temperature Rankings

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