Statewide 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

Average Temperature Rankings, July 1897

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1897 1-Month	76.6°F (24.8°C)	75.6°F (24.2°C)	1.0°F (0.6°C)	94th Coolest	Coolest since: 1896	2009, 2014
	76.6°F (24.8°C)	75.6°F (24.2°C)	1.0°F (0.6°C)	35th Warmest	Warmest to Date	1936
	Ties: 1953, 1957, 1993
Jun–Jul 1897 2-Month	73.7°F (23.2°C)	73.5°F (23.1°C)	0.2°F (0.1°C)	70th Coolest	Coolest since: 1896	1915, 1958
	73.7°F (23.2°C)	73.5°F (23.1°C)	0.2°F (0.1°C)	59th Warmest	Warmest to Date	1934
	Ties: 1922, 1959
May–Jul 1897 3-Month	68.7°F (20.4°C)	69.7°F (20.9°C)	-1.0°F (-0.5°C)	32nd Coolest	Coolest to Date	1924
	68.7°F (20.4°C)	69.7°F (20.9°C)	-1.0°F (-0.5°C)	97th Warmest	Warmest since: 1896	1934
	Ties: 1906, 1946
Apr–Jul 1897 4-Month	64.0°F (17.8°C)	65.2°F (18.4°C)	-1.2°F (-0.6°C)	21st Coolest	Coolest to Date	1907
	64.0°F (17.8°C)	65.2°F (18.4°C)	-1.2°F (-0.6°C)	108th Warmest	Warmest since: 1896	1934
	Ties: 1967, 1979, 1990
Mar–Jul 1897 5-Month	59.0°F (15.0°C)	60.1°F (15.6°C)	-1.1°F (-0.6°C)	27th Coolest	Coolest to Date	1960
	59.0°F (15.0°C)	60.1°F (15.6°C)	-1.1°F (-0.6°C)	102nd Warmest	Warmest since: 1896	2012
	Ties: 1900, 1937, 1975
Feb–Jul 1897 6-Month	54.2°F (12.3°C)	55.0°F (12.8°C)	-0.8°F (-0.5°C)	44th Coolest	Coolest since: 1895	1947
	54.2°F (12.3°C)	55.0°F (12.8°C)	-0.8°F (-0.5°C)	85th Warmest	Warmest since: 1896	2012
	Ties: 1969, 2003
Jan–Jul 1897 7-Month	49.8°F (9.9°C)	50.7°F (10.4°C)	-0.9°F (-0.5°C)	35th Coolest	Coolest since: 1895	1912
	49.8°F (9.9°C)	50.7°F (10.4°C)	-0.9°F (-0.5°C)	94th Warmest	Warmest since: 1896	2012
	Ties: 1906, 1915, 1937, 1950, 1961, 1997, 2015
Dec 1896–Jul 1897 8-Month	47.8°F (8.8°C)	48.1°F (8.9°C)	-0.3°F (-0.1°C)	51st Coolest	Coolest to Date	1904
	47.8°F (8.8°C)	48.1°F (8.9°C)	-0.3°F (-0.1°C)	77th Warmest	Warmest since: 1896	2012
	Ties: 1937, 1968, 1977, 2015
Nov 1896–Jul 1897 9-Month	46.9°F (8.3°C)	47.2°F (8.4°C)	-0.3°F (-0.1°C)	48th Coolest	Coolest to Date	1904
	46.9°F (8.3°C)	47.2°F (8.4°C)	-0.3°F (-0.1°C)	80th Warmest	Warmest since: 1896	2012
	Ties: 1993, 2008, 2009
Oct 1896–Jul 1897 10-Month	47.2°F (8.4°C)	48.0°F (8.9°C)	-0.8°F (-0.5°C)	30th Coolest	Coolest to Date	1904
	47.2°F (8.4°C)	48.0°F (8.9°C)	-0.8°F (-0.5°C)	98th Warmest	Warmest since: 1896	2012
	Ties: 1906, 1961, 1994, 2003
Sep 1896–Jul 1897 11-Month	48.6°F (9.2°C)	49.7°F (9.8°C)	-1.1°F (-0.6°C)	26th Coolest	Coolest to Date	1904
Sep 1896–Jul 1897 11-Month	48.6°F (9.2°C)	49.7°F (9.8°C)	-1.1°F (-0.6°C)	102nd Warmest	Warmest since: 1896	2012
Aug 1896–Jul 1897 12-Month	50.7°F (10.4°C)	51.6°F (10.9°C)	-0.9°F (-0.5°C)	25th Coolest	Coolest to Date	1904
	50.7°F (10.4°C)	51.6°F (10.9°C)	-0.9°F (-0.5°C)	103rd Warmest	Warmest since: 1896	2012
	Ties: 1947, 1993, 1994
Feb 1896–Jul 1897 18-Month	52.6°F (11.4°C)	52.7°F (11.5°C)	-0.1°F (-0.1°C)	57th Coolest	Coolest since: 1896	1918
	52.6°F (11.4°C)	52.7°F (11.5°C)	-0.1°F (-0.1°C)	71st Warmest	Warmest to Date	2012
	Ties: 1975
Aug 1895–Jul 1897 24-Month	51.5°F (10.8°C)	51.6°F (10.9°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest to Date	1905
	51.5°F (10.8°C)	51.6°F (10.9°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest to Date	2017
	Ties: 1944, 1945, 1947, 1964, 1985, 1996

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on May 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings