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 1902

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1902 1-Month	75.2°F (24.0°C)	75.6°F (24.2°C)	-0.4°F (-0.2°C)	59th Coolest	Coolest since: 1900	2009, 2014
	75.2°F (24.0°C)	75.6°F (24.2°C)	-0.4°F (-0.2°C)	70th Warmest	Warmest since: 1901	1936
	Ties: 1903, 1907, 1948
Jun–Jul 1902 2-Month	71.9°F (22.2°C)	73.5°F (23.1°C)	-1.6°F (-0.9°C)	27th Coolest	Coolest to Date	1915, 1958
	71.9°F (22.2°C)	73.5°F (23.1°C)	-1.6°F (-0.9°C)	102nd Warmest	Warmest since: 1901	1934
	Ties: 1967
May–Jul 1902 3-Month	70.0°F (21.1°C)	69.7°F (20.9°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1900	1924
	70.0°F (21.1°C)	69.7°F (20.9°C)	0.3°F (0.2°C)	58th Warmest	Warmest since: 1901	1934
	Ties: 1983
Apr–Jul 1902 4-Month	64.8°F (18.2°C)	65.2°F (18.4°C)	-0.4°F (-0.2°C)	50th Coolest	Coolest since: 1898	1907
	64.8°F (18.2°C)	65.2°F (18.4°C)	-0.4°F (-0.2°C)	79th Warmest	Warmest since: 1901	1934
	Ties: 1916, 1976
Mar–Jul 1902 5-Month	60.2°F (15.7°C)	60.1°F (15.6°C)	0.1°F (0.1°C)	59th Coolest	Coolest since: 1900	1960
	60.2°F (15.7°C)	60.1°F (15.6°C)	0.1°F (0.1°C)	70th Warmest	Warmest since: 1901	2012
	Ties: 1898, 1903, 1913, 2009
Feb–Jul 1902 6-Month	53.4°F (11.9°C)	55.0°F (12.8°C)	-1.6°F (-0.9°C)	21st Coolest	Coolest since: 1900	1947
	53.4°F (11.9°C)	55.0°F (12.8°C)	-1.6°F (-0.9°C)	108th Warmest	Warmest since: 1901	2012
	Ties: 1905, 1920, 1951
Jan–Jul 1902 7-Month	49.4°F (9.7°C)	50.7°F (10.4°C)	-1.3°F (-0.7°C)	21st Coolest	Coolest since: 1899	1912
	49.4°F (9.7°C)	50.7°F (10.4°C)	-1.3°F (-0.7°C)	108th Warmest	Warmest since: 1901	2012
	Ties: 1970
Dec 1901–Jul 1902 8-Month	46.3°F (7.9°C)	48.1°F (8.9°C)	-1.8°F (-1.0°C)	15th Coolest	Coolest since: 1899	1904
Dec 1901–Jul 1902 8-Month	46.3°F (7.9°C)	48.1°F (8.9°C)	-1.8°F (-1.0°C)	113th Warmest	Warmest since: 1901	2012
Nov 1901–Jul 1902 9-Month	45.2°F (7.3°C)	47.2°F (8.4°C)	-2.0°F (-1.1°C)	12th Coolest	Coolest since: 1899	1904
Nov 1901–Jul 1902 9-Month	45.2°F (7.3°C)	47.2°F (8.4°C)	-2.0°F (-1.1°C)	116th Warmest	Warmest since: 1901	2012
Oct 1901–Jul 1902 10-Month	46.2°F (7.9°C)	48.0°F (8.9°C)	-1.8°F (-1.0°C)	13th Coolest	Coolest since: 1899	1904
	46.2°F (7.9°C)	48.0°F (8.9°C)	-1.8°F (-1.0°C)	115th Warmest	Warmest since: 1901	2012
	Ties: 1905, 1951
Sep 1901–Jul 1902 11-Month	48.0°F (8.9°C)	49.7°F (9.8°C)	-1.7°F (-0.9°C)	14th Coolest	Coolest since: 1899	1904
	48.0°F (8.9°C)	49.7°F (9.8°C)	-1.7°F (-0.9°C)	114th Warmest	Warmest since: 1901	2012
	Ties: 1905, 1926, 1958, 1977
Aug 1901–Jul 1902 12-Month	50.2°F (10.1°C)	51.6°F (10.9°C)	-1.4°F (-0.8°C)	15th Coolest	Coolest since: 1899	1904
	50.2°F (10.1°C)	51.6°F (10.9°C)	-1.4°F (-0.8°C)	113th Warmest	Warmest since: 1901	2012
	Ties: 1924, 1958, 1970
Feb 1901–Jul 1902 18-Month	51.5°F (10.8°C)	52.7°F (11.5°C)	-1.2°F (-0.7°C)	13th Coolest	Coolest since: 1899	1918
	51.5°F (10.8°C)	52.7°F (11.5°C)	-1.2°F (-0.7°C)	115th Warmest	Warmest since: 1901	2012
	Ties: 1968, 1970, 1980
Aug 1900–Jul 1902 24-Month	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	44th Coolest	Coolest since: 1900	1905
	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1901	2017
	Ties: 1910, 1958, 1966, 1967, 1977
Aug 1899–Jul 1902 36-Month	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	44th Coolest	Coolest since: 1901	1979
	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 1898	2018
	Ties: 1910, 1925, 1945, 1947, 1953, 1959, 1964, 1965, 1994, 1995
Aug 1898–Jul 1902 48-Month	50.9°F (10.5°C)	51.6°F (10.9°C)	-0.7°F (-0.4°C)	17th Coolest	Coolest to Date	1905, 1980
	50.9°F (10.5°C)	51.6°F (10.9°C)	-0.7°F (-0.4°C)	108th Warmest	Warmest since: 1901	2019
	Ties: 1908, 1927, 1929
Aug 1897–Jul 1902 60-Month	51.2°F (10.7°C)	51.6°F (10.9°C)	-0.4°F (-0.2°C)	29th Coolest	Coolest to Date	1906
	51.2°F (10.7°C)	51.6°F (10.9°C)	-0.4°F (-0.2°C)	95th Warmest	Warmest since: 1901	2020
	Ties: 1913, 1916, 1961, 1964

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings