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, September 1895

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1895 1-Month	67.8°F (19.9°C)	63.7°F (17.6°C)	4.1°F (2.3°C)	116th Coolest	Coolest since: 1895	1918
	67.8°F (19.9°C)	63.7°F (17.6°C)	4.1°F (2.3°C)	13th Warmest	Warmest to Date	1897
	Ties: 1908
Aug–Sep 1895 2-Month	70.2°F (21.2°C)	67.4°F (19.7°C)	2.8°F (1.5°C)	114th Coolest	Coolest since: 1895	1902
Aug–Sep 1895 2-Month	70.2°F (21.2°C)	67.4°F (19.7°C)	2.8°F (1.5°C)	15th Warmest	Warmest to Date	1947
Jul–Sep 1895 3-Month	70.6°F (21.4°C)	69.3°F (20.7°C)	1.3°F (0.7°C)	96th Coolest	Coolest since: 1895	1924
	70.6°F (21.4°C)	69.3°F (20.7°C)	1.3°F (0.7°C)	33rd Warmest	Warmest to Date	1936
	Ties: 1930, 1978, 1991
Jun–Sep 1895 4-Month	70.9°F (21.6°C)	69.2°F (20.7°C)	1.7°F (0.9°C)	106th Coolest	Coolest since: 1895	1915
	70.9°F (21.6°C)	69.2°F (20.7°C)	1.7°F (0.9°C)	23rd Warmest	Warmest to Date	2005
	Ties: 1925, 1998, 2007
May–Sep 1895 5-Month	68.9°F (20.5°C)	67.1°F (19.5°C)	1.8°F (1.0°C)	108th Coolest	Coolest since: 1895	1924
	68.9°F (20.5°C)	67.1°F (19.5°C)	1.8°F (1.0°C)	21st Warmest	Warmest to Date	1921, 1988
	Ties: 1900, 1941
Apr–Sep 1895 6-Month	65.7°F (18.7°C)	63.9°F (17.7°C)	1.8°F (1.0°C)	110th Coolest	Coolest since: 1895	1907
	65.7°F (18.7°C)	63.9°F (17.7°C)	1.8°F (1.0°C)	19th Warmest	Warmest to Date	1921
	Ties: 1936
Mar–Sep 1895 7-Month	60.9°F (16.1°C)	59.9°F (15.5°C)	1.0°F (0.6°C)	91st Coolest	Coolest since: 1895	1924
	60.9°F (16.1°C)	59.9°F (15.5°C)	1.0°F (0.6°C)	38th Warmest	Warmest to Date	2012
	Ties: 1896, 1910, 2001, 2002
Feb–Sep 1895 8-Month	55.0°F (12.8°C)	55.5°F (13.1°C)	-0.5°F (-0.3°C)	43rd Coolest	Coolest since: 1895	1904, 1917
	55.0°F (12.8°C)	55.5°F (13.1°C)	-0.5°F (-0.3°C)	86th Warmest	Warmest to Date	2012
	Ties: 1900, 1913, 1963, 1966, 1974, 1980, 2008, 2013
Jan–Sep 1895 9-Month	50.4°F (10.2°C)	51.7°F (10.9°C)	-1.3°F (-0.7°C)	25th Coolest	Coolest since: 1895	1904, 1912
	50.4°F (10.2°C)	51.7°F (10.9°C)	-1.3°F (-0.7°C)	104th Warmest	Warmest to Date	2012
	Ties: 1962

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings