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 1975

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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 1975 1-Month	74.0°F (23.3°C)	75.6°F (24.2°C)	-1.6°F (-0.9°C)	33rd Coolest	Coolest since: 1972	2009, 2014
	74.0°F (23.3°C)	75.6°F (24.2°C)	-1.6°F (-0.9°C)	96th Warmest	Warmest since: 1974	1936
	Ties: 1951
Jun–Jul 1975 2-Month	73.2°F (22.9°C)	73.5°F (23.1°C)	-0.3°F (-0.2°C)	57th Coolest	Coolest since: 1974	1915, 1958
	73.2°F (22.9°C)	73.5°F (23.1°C)	-0.3°F (-0.2°C)	72nd Warmest	Warmest since: 1973	1934
	Ties: 1948
May–Jul 1975 3-Month	70.5°F (21.4°C)	69.7°F (20.9°C)	0.8°F (0.5°C)	87th Coolest	Coolest since: 1974	1924
	70.5°F (21.4°C)	69.7°F (20.9°C)	0.8°F (0.5°C)	42nd Warmest	Warmest since: 1965	1934
	Ties: 1943, 2020
Apr–Jul 1975 4-Month	65.0°F (18.3°C)	65.2°F (18.4°C)	-0.2°F (-0.1°C)	56th Coolest	Coolest since: 1974	1907
	65.0°F (18.3°C)	65.2°F (18.4°C)	-0.2°F (-0.1°C)	73rd Warmest	Warmest since: 1970	1934
	Ties: 1912, 2000
Mar–Jul 1975 5-Month	59.0°F (15.0°C)	60.1°F (15.6°C)	-1.1°F (-0.6°C)	27th Coolest	Coolest since: 1969	1960
	59.0°F (15.0°C)	60.1°F (15.6°C)	-1.1°F (-0.6°C)	102nd Warmest	Warmest since: 1974	2012
	Ties: 1897, 1900, 1937
Feb–Jul 1975 6-Month	54.0°F (12.2°C)	55.0°F (12.8°C)	-1.0°F (-0.6°C)	36th Coolest	Coolest since: 1972	1947
	54.0°F (12.2°C)	55.0°F (12.8°C)	-1.0°F (-0.6°C)	93rd Warmest	Warmest since: 1974	2012
	Ties: 1909, 1965, 1972
Jan–Jul 1975 7-Month	50.4°F (10.2°C)	50.7°F (10.4°C)	-0.3°F (-0.2°C)	56th Coolest	Coolest since: 1972	1912
	50.4°F (10.2°C)	50.7°F (10.4°C)	-0.3°F (-0.2°C)	73rd Warmest	Warmest since: 1974	2012
	Ties: 1901, 1903, 1945
Dec 1974–Jul 1975 8-Month	48.1°F (8.9°C)	48.1°F (8.9°C)	0.0°F (0.0°C)	67th Coolest	Coolest since: 1972	1904
	48.1°F (8.9°C)	48.1°F (8.9°C)	0.0°F (0.0°C)	61st Warmest	Warmest since: 1974	2012
	Ties: 1927, 1956, 1964, 1966
Nov 1974–Jul 1975 9-Month	47.3°F (8.5°C)	47.2°F (8.4°C)	0.1°F (0.1°C)	64th Coolest	Coolest since: 1972	1904
	47.3°F (8.5°C)	47.2°F (8.4°C)	0.1°F (0.1°C)	64th Warmest	Warmest since: 1974	2012
	Ties: 1898, 1950, 1972, 2019
Oct 1974–Jul 1975 10-Month	48.0°F (8.9°C)	48.0°F (8.9°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 1973	1904
	48.0°F (8.9°C)	48.0°F (8.9°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1974	2012
	Ties: 1908, 1973, 2019
Sep 1974–Jul 1975 11-Month	49.2°F (9.6°C)	49.7°F (9.8°C)	-0.5°F (-0.2°C)	39th Coolest	Coolest since: 1971	1904
	49.2°F (9.6°C)	49.7°F (9.8°C)	-0.5°F (-0.2°C)	89th Warmest	Warmest since: 1974	2012
	Ties: 1945, 1961, 1962, 1965, 1967, 1971, 1980, 2003
Aug 1974–Jul 1975 12-Month	51.0°F (10.6°C)	51.6°F (10.9°C)	-0.6°F (-0.3°C)	34th Coolest	Coolest since: 1970	1904
	51.0°F (10.6°C)	51.6°F (10.9°C)	-0.6°F (-0.3°C)	94th Warmest	Warmest since: 1974	2012
	Ties: 1915, 1967
Feb 1974–Jul 1975 18-Month	52.6°F (11.4°C)	52.7°F (11.5°C)	-0.1°F (-0.1°C)	57th Coolest	Coolest since: 1973	1918
	52.6°F (11.4°C)	52.7°F (11.5°C)	-0.1°F (-0.1°C)	71st Warmest	Warmest since: 1974	2012
	Ties: 1897
Aug 1973–Jul 1975 24-Month	51.9°F (11.1°C)	51.6°F (10.9°C)	0.3°F (0.2°C)	73rd Coolest	Coolest since: 1972	1905
	51.9°F (11.1°C)	51.6°F (10.9°C)	0.3°F (0.2°C)	54th Warmest	Warmest since: 1974	2017
	Ties: 1990, 2009, 2010
Aug 1972–Jul 1975 36-Month	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	72nd Coolest	Coolest since: 1973	1979
	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	54th Warmest	Warmest since: 1974	2018
	Ties: 1898, 1931, 1946, 1948, 1966, 1973
Aug 1971–Jul 1975 48-Month	51.9°F (11.1°C)	51.6°F (10.9°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1973	1905, 1980
	51.9°F (11.1°C)	51.6°F (10.9°C)	0.3°F (0.2°C)	55th Warmest	Warmest since: 1974	2019
	Ties: 1945, 1950, 1958
Aug 1970–Jul 1975 60-Month	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	64th Coolest	Coolest since: 1974	1906
	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1959	2020
	Ties: 1940, 1959

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