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 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
August 1897 1-Month	71.6°F (22.0°C)	73.4°F (23.0°C)	-1.8°F (-1.0°C)	23rd Coolest	Coolest to Date	1915
	71.6°F (22.0°C)	73.4°F (23.0°C)	-1.8°F (-1.0°C)	106th Warmest	Warmest since: 1896	1947
	Ties: 1903, 1971, 1974
Jul–Aug 1897 2-Month	74.1°F (23.4°C)	74.5°F (23.6°C)	-0.4°F (-0.2°C)	51st Coolest	Coolest since: 1895	1915
	74.1°F (23.4°C)	74.5°F (23.6°C)	-0.4°F (-0.2°C)	78th Warmest	Warmest since: 1896	1936
	Ties: 1898, 1922, 1939, 1942, 1968, 1978
Jun–Aug 1897 3-Month	73.0°F (22.8°C)	73.5°F (23.1°C)	-0.5°F (-0.3°C)	50th Coolest	Coolest to Date	1915
Jun–Aug 1897 3-Month	73.0°F (22.8°C)	73.5°F (23.1°C)	-0.5°F (-0.3°C)	79th Warmest	Warmest since: 1896	1936
May–Aug 1897 4-Month	69.4°F (20.8°C)	70.6°F (21.4°C)	-1.2°F (-0.6°C)	24th Coolest	Coolest to Date	1915
	69.4°F (20.8°C)	70.6°F (21.4°C)	-1.2°F (-0.6°C)	105th Warmest	Warmest since: 1896	1936
	Ties: 1935, 1990
Apr–Aug 1897 5-Month	65.5°F (18.6°C)	66.8°F (19.3°C)	-1.3°F (-0.7°C)	18th Coolest	Coolest to Date	1907
	65.5°F (18.6°C)	66.8°F (19.3°C)	-1.3°F (-0.7°C)	111th Warmest	Warmest since: 1896	1934
	Ties: 1926, 1966
Mar–Aug 1897 6-Month	61.1°F (16.2°C)	62.3°F (16.8°C)	-1.2°F (-0.6°C)	23rd Coolest	Coolest to Date	1950, 1960
	61.1°F (16.2°C)	62.3°F (16.8°C)	-1.2°F (-0.6°C)	106th Warmest	Warmest since: 1896	2012
	Ties: 1967
Feb–Aug 1897 7-Month	56.7°F (13.7°C)	57.6°F (14.2°C)	-0.9°F (-0.5°C)	35th Coolest	Coolest since: 1895	1904
	56.7°F (13.7°C)	57.6°F (14.2°C)	-0.9°F (-0.5°C)	94th Warmest	Warmest since: 1896	2012
	Ties: 1972
Jan–Aug 1897 8-Month	52.6°F (11.4°C)	53.6°F (12.0°C)	-1.0°F (-0.6°C)	30th Coolest	Coolest since: 1895	1912
	52.6°F (11.4°C)	53.6°F (12.0°C)	-1.0°F (-0.6°C)	99th Warmest	Warmest since: 1896	2012
	Ties: 1969, 1972, 2015
Dec 1896–Aug 1897 9-Month	50.5°F (10.3°C)	50.9°F (10.5°C)	-0.4°F (-0.2°C)	47th Coolest	Coolest to Date	1904
	50.5°F (10.3°C)	50.9°F (10.5°C)	-0.4°F (-0.2°C)	81st Warmest	Warmest since: 1896	2012
	Ties: 1906, 1977, 2015
Nov 1896–Aug 1897 10-Month	49.4°F (9.7°C)	49.9°F (9.9°C)	-0.5°F (-0.2°C)	40th Coolest	Coolest to Date	1904
	49.4°F (9.7°C)	49.9°F (9.9°C)	-0.5°F (-0.2°C)	88th Warmest	Warmest since: 1896	2012
	Ties: 1968, 2008
Oct 1896–Aug 1897 11-Month	49.5°F (9.7°C)	50.3°F (10.2°C)	-0.8°F (-0.5°C)	30th Coolest	Coolest to Date	1904
	49.5°F (9.7°C)	50.3°F (10.2°C)	-0.8°F (-0.5°C)	98th Warmest	Warmest since: 1896	2012
	Ties: 1961, 1969, 1971
Sep 1896–Aug 1897 12-Month	50.6°F (10.3°C)	51.6°F (10.9°C)	-1.0°F (-0.6°C)	25th Coolest	Coolest to Date	1904
	50.6°F (10.3°C)	51.6°F (10.9°C)	-1.0°F (-0.6°C)	103rd Warmest	Warmest since: 1896	2012
	Ties: 1984
Mar 1896–Aug 1897 18-Month	54.9°F (12.7°C)	55.2°F (12.9°C)	-0.3°F (-0.2°C)	50th Coolest	Coolest to Date	1904
	54.9°F (12.7°C)	55.2°F (12.9°C)	-0.3°F (-0.2°C)	78th Warmest	Warmest since: 1896	2012
	Ties: 1928, 1940
Sep 1895–Aug 1897 24-Month	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	47th Coolest	Coolest to Date	1905
	51.4°F (10.8°C)	51.6°F (10.9°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest to Date	2017
	Ties: 1910, 1945, 1958, 1966

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings