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, August 1973

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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
August 1973 1-Month	74.2°F (23.4°C)	73.4°F (23.0°C)	0.8°F (0.4°C)	81st Coolest	Coolest since: 1972	1915
August 1973 1-Month	74.2°F (23.4°C)	73.4°F (23.0°C)	0.8°F (0.4°C)	48th Warmest	Warmest since: 1960	1947
Jul–Aug 1973 2-Month	74.9°F (23.8°C)	74.5°F (23.6°C)	0.4°F (0.2°C)	77th Coolest	Coolest since: 1972	1915
	74.9°F (23.8°C)	74.5°F (23.6°C)	0.4°F (0.2°C)	52nd Warmest	Warmest since: 1959	1936
	Ties: 1928, 1933, 1944, 2018
Jun–Aug 1973 3-Month	74.1°F (23.4°C)	73.5°F (23.1°C)	0.6°F (0.3°C)	80th Coolest	Coolest since: 1972	1915
	74.1°F (23.4°C)	73.5°F (23.1°C)	0.6°F (0.3°C)	49th Warmest	Warmest since: 1959	1936
	Ties: 1940, 1957
May–Aug 1973 4-Month	70.3°F (21.3°C)	70.6°F (21.4°C)	-0.3°F (-0.1°C)	52nd Coolest	Coolest since: 1972	1915
	70.3°F (21.3°C)	70.6°F (21.4°C)	-0.3°F (-0.1°C)	77th Warmest	Warmest since: 1970	1936
	Ties: 1905, 1925, 1940, 2013, 2017
Apr–Aug 1973 5-Month	66.4°F (19.1°C)	66.8°F (19.3°C)	-0.4°F (-0.2°C)	47th Coolest	Coolest since: 1972	1907
	66.4°F (19.1°C)	66.8°F (19.3°C)	-0.4°F (-0.2°C)	82nd Warmest	Warmest since: 1970	1934
	Ties: 1923, 1994
Mar–Aug 1973 6-Month	63.2°F (17.3°C)	62.3°F (16.8°C)	0.9°F (0.5°C)	87th Coolest	Coolest since: 1972	1950, 1960
	63.2°F (17.3°C)	62.3°F (16.8°C)	0.9°F (0.5°C)	42nd Warmest	Warmest since: 1964	2012
	Ties: 1999, 2018
Feb–Aug 1973 7-Month	58.5°F (14.7°C)	57.6°F (14.2°C)	0.9°F (0.5°C)	88th Coolest	Coolest since: 1972	1904
	58.5°F (14.7°C)	57.6°F (14.2°C)	0.9°F (0.5°C)	41st Warmest	Warmest since: 1959	2012
	Ties: 1931
Jan–Aug 1973 8-Month	54.8°F (12.7°C)	53.6°F (12.0°C)	1.2°F (0.7°C)	94th Coolest	Coolest since: 1972	1912
	54.8°F (12.7°C)	53.6°F (12.0°C)	1.2°F (0.7°C)	35th Warmest	Warmest since: 1964	2012
	Ties: 1919, 1930
Dec 1972–Aug 1973 9-Month	51.7°F (10.9°C)	50.9°F (10.5°C)	0.8°F (0.4°C)	85th Coolest	Coolest since: 1972	1904
	51.7°F (10.9°C)	50.9°F (10.5°C)	0.8°F (0.4°C)	43rd Warmest	Warmest since: 1957	2012
	Ties: 1913, 1946, 1957, 2004, 2018
Nov 1972–Aug 1973 10-Month	50.3°F (10.2°C)	49.9°F (9.9°C)	0.4°F (0.3°C)	76th Coolest	Coolest since: 1972	1904
	50.3°F (10.2°C)	49.9°F (9.9°C)	0.4°F (0.3°C)	52nd Warmest	Warmest since: 1957	2012
	Ties: 1935, 1974, 1986, 2013
Oct 1972–Aug 1973 11-Month	50.4°F (10.2°C)	50.3°F (10.2°C)	0.1°F (0.0°C)	57th Coolest	Coolest since: 1971	1904
	50.4°F (10.2°C)	50.3°F (10.2°C)	0.1°F (0.0°C)	71st Warmest	Warmest since: 1972	2012
	Ties: 1916, 1923, 1943, 1947, 1948, 1975, 2008
Sep 1972–Aug 1973 12-Month	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 1971	1904
	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	68th Warmest	Warmest since: 1972	2012
	Ties: 1900, 1916, 1930, 1948, 1959, 1985
Mar 1972–Aug 1973 18-Month	55.1°F (12.8°C)	55.2°F (12.9°C)	-0.1°F (-0.1°C)	56th Coolest	Coolest since: 1971	1904
	55.1°F (12.8°C)	55.2°F (12.9°C)	-0.1°F (-0.1°C)	72nd Warmest	Warmest since: 1972	2012
	Ties: 1906, 1950, 1990
Sep 1971–Aug 1973 24-Month	52.1°F (11.2°C)	51.6°F (10.9°C)	0.5°F (0.3°C)	86th Coolest	Coolest since: 1972	1905
	52.1°F (11.2°C)	51.6°F (10.9°C)	0.5°F (0.3°C)	41st Warmest	Warmest since: 1957	2017
	Ties: 1938, 1957, 1974, 1998, 2010
Sep 1970–Aug 1973 36-Month	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	71st Coolest	Coolest since: 1972	1979
	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	55th Warmest	Warmest since: 1966	2018
	Ties: 1948, 1966, 2016
Sep 1969–Aug 1973 48-Month	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	42nd Coolest	Coolest since: 1972	1905
	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1967	2019
	Ties: 1909, 1951, 1952, 1953, 1966, 1984
Sep 1968–Aug 1973 60-Month	51.3°F (10.7°C)	51.6°F (10.9°C)	-0.3°F (-0.2°C)	33rd Coolest	Coolest since: 1972	1906
	51.3°F (10.7°C)	51.6°F (10.9°C)	-0.3°F (-0.2°C)	91st Warmest	Warmest since: 1968	2020
	Ties: 1900, 1901, 1910, 1913, 1915, 1916, 1921, 1965, 1967

Citing This Page

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