Divisional 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, Climate Division 8. Southwest

Average Temperature Rankings, August 1969

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
August 1969 1-Month	74.6°F (23.7°C)	76.0°F (24.4°C)	-1.4°F (-0.7°C)	30th Coolest	Coolest since: 1967	1915
	74.6°F (23.7°C)	76.0°F (24.4°C)	-1.4°F (-0.7°C)	99th Warmest	Warmest since: 1968	1936
	Ties: 1912, 1972, 1981
Jul–Aug 1969 2-Month	76.7°F (24.8°C)	77.0°F (25.0°C)	-0.3°F (-0.2°C)	57th Coolest	Coolest since: 1968	1967
	76.7°F (24.8°C)	77.0°F (25.0°C)	-0.3°F (-0.2°C)	72nd Warmest	Warmest since: 1966	1936
	Ties: 1897
Jun–Aug 1969 3-Month	75.5°F (24.2°C)	76.0°F (24.4°C)	-0.5°F (-0.2°C)	47th Coolest	Coolest since: 1967	1915, 1927
	75.5°F (24.2°C)	76.0°F (24.4°C)	-0.5°F (-0.2°C)	82nd Warmest	Warmest since: 1968	1936
	Ties: 1962, 1975
May–Aug 1969 4-Month	72.9°F (22.7°C)	73.2°F (22.9°C)	-0.3°F (-0.2°C)	52nd Coolest	Coolest since: 1968	1967
	72.9°F (22.7°C)	73.2°F (22.9°C)	-0.3°F (-0.2°C)	77th Warmest	Warmest since: 1965	1936
	Ties: 1978
Apr–Aug 1969 5-Month	69.5°F (20.8°C)	69.6°F (20.9°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 1968	1907
	69.5°F (20.8°C)	69.6°F (20.9°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1965	2010
	Ties: 1905, 1908, 1985
Mar–Aug 1969 6-Month	64.3°F (17.9°C)	65.5°F (18.6°C)	-1.2°F (-0.7°C)	23rd Coolest	Coolest since: 1961	1904
Mar–Aug 1969 6-Month	64.3°F (17.9°C)	65.5°F (18.6°C)	-1.2°F (-0.7°C)	106th Warmest	Warmest since: 1968	2012
Feb–Aug 1969 7-Month	60.1°F (15.6°C)	61.1°F (16.2°C)	-1.0°F (-0.6°C)	30th Coolest	Coolest since: 1968	1904
	60.1°F (15.6°C)	61.1°F (16.2°C)	-1.0°F (-0.6°C)	99th Warmest	Warmest since: 1968	2012
	Ties: 1905, 1968
Jan–Aug 1969 8-Month	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	29th Coolest	Coolest since: 1968	1912
	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	100th Warmest	Warmest since: 1967	2012
	Ties: 1928, 1951, 1996, 1997
Dec 1968–Aug 1969 9-Month	53.8°F (12.1°C)	54.8°F (12.7°C)	-1.0°F (-0.6°C)	25th Coolest	Coolest since: 1963	1904
	53.8°F (12.1°C)	54.8°F (12.7°C)	-1.0°F (-0.6°C)	103rd Warmest	Warmest since: 1968	2012
	Ties: 1906, 1929
Nov 1968–Aug 1969 10-Month	52.8°F (11.6°C)	53.8°F (12.1°C)	-1.0°F (-0.5°C)	27th Coolest	Coolest since: 1968	1904
	52.8°F (11.6°C)	53.8°F (12.1°C)	-1.0°F (-0.5°C)	101st Warmest	Warmest since: 1967	2012
	Ties: 1927, 1929
Oct 1968–Aug 1969 11-Month	53.2°F (11.8°C)	54.2°F (12.3°C)	-1.0°F (-0.5°C)	27th Coolest	Coolest since: 1968	1904
	53.2°F (11.8°C)	54.2°F (12.3°C)	-1.0°F (-0.5°C)	101st Warmest	Warmest since: 1967	2012
	Ties: 1906, 1927, 1963, 1971
Sep 1968–Aug 1969 12-Month	54.4°F (12.4°C)	55.4°F (13.0°C)	-1.0°F (-0.6°C)	27th Coolest	Coolest since: 1968	1904
	54.4°F (12.4°C)	55.4°F (13.0°C)	-1.0°F (-0.6°C)	101st Warmest	Warmest since: 1967	2012
	Ties: 1929, 1961
Mar 1968–Aug 1969 18-Month	58.0°F (14.4°C)	58.8°F (14.9°C)	-0.8°F (-0.5°C)	25th Coolest	Coolest since: 1968	1904
	58.0°F (14.4°C)	58.8°F (14.9°C)	-0.8°F (-0.5°C)	103rd Warmest	Warmest since: 1967	2012
	Ties: 1907, 1910, 1962, 1978
Sep 1967–Aug 1969 24-Month	54.2°F (12.3°C)	55.4°F (13.0°C)	-1.2°F (-0.7°C)	8th Coolest	Coolest since: 1961	1979
	54.2°F (12.3°C)	55.4°F (13.0°C)	-1.2°F (-0.7°C)	119th Warmest	Warmest since: 1968	2017
	Ties: 1961, 1997
Sep 1966–Aug 1969 36-Month	54.4°F (12.4°C)	55.3°F (12.9°C)	-0.9°F (-0.5°C)	9th Coolest	Coolest since: 1960	1979
	54.4°F (12.4°C)	55.3°F (12.9°C)	-0.9°F (-0.5°C)	117th Warmest	Warmest since: 1968	2018
	Ties: 1918, 1960
Sep 1965–Aug 1969 48-Month	54.6°F (12.6°C)	55.3°F (12.9°C)	-0.7°F (-0.3°C)	16th Coolest	Coolest since: 1963	1980
Sep 1965–Aug 1969 48-Month	54.6°F (12.6°C)	55.3°F (12.9°C)	-0.7°F (-0.3°C)	109th Warmest	Warmest since: 1968	2019
Sep 1964–Aug 1969 60-Month	54.7°F (12.6°C)	55.3°F (12.9°C)	-0.6°F (-0.3°C)	13th Coolest	Coolest since: 1963	1906
	54.7°F (12.6°C)	55.3°F (12.9°C)	-0.6°F (-0.3°C)	111th Warmest	Warmest since: 1968	2020
	Ties: 1919, 1920, 1963, 1972, 1978

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings