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, July 1937

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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 1937 1-Month	76.4°F (24.7°C)	77.9°F (25.5°C)	-1.5°F (-0.8°C)	30th Coolest	Coolest since: 1927	2014
	76.4°F (24.7°C)	77.9°F (25.5°C)	-1.5°F (-0.8°C)	99th Warmest	Warmest since: 1936	2012
	Ties: 1908, 1909, 1918, 1920
Jun–Jul 1937 2-Month	75.2°F (24.0°C)	75.9°F (24.4°C)	-0.7°F (-0.4°C)	45th Coolest	Coolest since: 1935	1904, 1927
Jun–Jul 1937 2-Month	75.2°F (24.0°C)	75.9°F (24.4°C)	-0.7°F (-0.4°C)	84th Warmest	Warmest since: 1936	1934
May–Jul 1937 3-Month	72.1°F (22.3°C)	72.3°F (22.4°C)	-0.2°F (-0.1°C)	58th Coolest	Coolest since: 1935	1924
	72.1°F (22.3°C)	72.3°F (22.4°C)	-0.2°F (-0.1°C)	71st Warmest	Warmest since: 1936	1934
	Ties: 1925
Apr–Jul 1937 4-Month	67.8°F (19.9°C)	68.1°F (20.1°C)	-0.3°F (-0.2°C)	48th Coolest	Coolest since: 1935	1907
	67.8°F (19.9°C)	68.1°F (20.1°C)	-0.3°F (-0.2°C)	81st Warmest	Warmest since: 1936	2012
	Ties: 1916, 1974, 1993
Mar–Jul 1937 5-Month	62.3°F (16.8°C)	63.4°F (17.4°C)	-1.1°F (-0.6°C)	27th Coolest	Coolest since: 1928	1960
	62.3°F (16.8°C)	63.4°F (17.4°C)	-1.1°F (-0.6°C)	102nd Warmest	Warmest since: 1936	2012
	Ties: 1899, 1900, 1979
Feb–Jul 1937 6-Month	57.6°F (14.2°C)	58.6°F (14.8°C)	-1.0°F (-0.6°C)	33rd Coolest	Coolest since: 1929	1947
	57.6°F (14.2°C)	58.6°F (14.8°C)	-1.0°F (-0.6°C)	96th Warmest	Warmest since: 1936	2012
	Ties: 1926, 1929
Jan–Jul 1937 7-Month	53.9°F (12.2°C)	54.7°F (12.6°C)	-0.8°F (-0.4°C)	37th Coolest	Coolest since: 1929	1912
	53.9°F (12.2°C)	54.7°F (12.6°C)	-0.8°F (-0.4°C)	92nd Warmest	Warmest since: 1936	2012
	Ties: 1897, 1993, 1997
Dec 1936–Jul 1937 8-Month	51.9°F (11.1°C)	52.2°F (11.2°C)	-0.3°F (-0.1°C)	46th Coolest	Coolest since: 1936	1978
	51.9°F (11.1°C)	52.2°F (11.2°C)	-0.3°F (-0.1°C)	82nd Warmest	Warmest since: 1935	2012
	Ties: 1897, 1948, 1959
Nov 1936–Jul 1937 9-Month	50.7°F (10.4°C)	51.3°F (10.7°C)	-0.6°F (-0.3°C)	41st Coolest	Coolest since: 1936	1904, 1912
Nov 1936–Jul 1937 9-Month	50.7°F (10.4°C)	51.3°F (10.7°C)	-0.6°F (-0.3°C)	87th Warmest	Warmest since: 1935	2012
Oct 1936–Jul 1937 10-Month	51.3°F (10.7°C)	52.0°F (11.1°C)	-0.7°F (-0.4°C)	33rd Coolest	Coolest since: 1936	1904, 1912
	51.3°F (10.7°C)	52.0°F (11.1°C)	-0.7°F (-0.4°C)	95th Warmest	Warmest since: 1935	2012
	Ties: 1907, 1910, 1945, 1980, 1994
Sep 1936–Jul 1937 11-Month	53.3°F (11.8°C)	53.5°F (11.9°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1936	1904
	53.3°F (11.8°C)	53.5°F (11.9°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 1935	2012
	Ties: 1903, 1927, 1965
Aug 1936–Jul 1937 12-Month	55.9°F (13.3°C)	55.4°F (13.0°C)	0.5°F (0.3°C)	74th Coolest	Coolest since: 1936	1904
	55.9°F (13.3°C)	55.4°F (13.0°C)	0.5°F (0.3°C)	54th Warmest	Warmest since: 1935	2012
	Ties: 1909, 1923, 2021
Feb 1936–Jul 1937 18-Month	56.9°F (13.8°C)	56.5°F (13.6°C)	0.4°F (0.2°C)	80th Coolest	Coolest since: 1936	1918, 1979
	56.9°F (13.8°C)	56.5°F (13.6°C)	0.4°F (0.2°C)	48th Warmest	Warmest since: 1935	2012
	Ties: 1964, 2001
Aug 1935–Jul 1937 24-Month	55.2°F (12.9°C)	55.4°F (13.0°C)	-0.2°F (-0.1°C)	43rd Coolest	Coolest since: 1930	1979
	55.2°F (12.9°C)	55.4°F (13.0°C)	-0.2°F (-0.1°C)	84th Warmest	Warmest since: 1936	2017
	Ties: 1925, 1945, 1964, 1967
Aug 1934–Jul 1937 36-Month	55.5°F (13.1°C)	55.4°F (13.0°C)	0.1°F (0.1°C)	67th Coolest	Coolest since: 1931	1979
	55.5°F (13.1°C)	55.4°F (13.0°C)	0.1°F (0.1°C)	59th Warmest	Warmest since: 1936	2018
	Ties: 1909, 1924, 1949, 1973, 1990
Aug 1933–Jul 1937 48-Month	56.0°F (13.3°C)	55.3°F (12.9°C)	0.7°F (0.4°C)	91st Coolest	Coolest since: 1936	1980
	56.0°F (13.3°C)	55.3°F (12.9°C)	0.7°F (0.4°C)	34th Warmest	Warmest since: 1936	2019
	Ties: 1936, 1939, 1941, 1988, 1989, 1991, 1993, 2004, 2015
Aug 1932–Jul 1937 60-Month	56.0°F (13.3°C)	55.3°F (12.9°C)	0.7°F (0.4°C)	87th Coolest	Coolest since: 1932	1906
	56.0°F (13.3°C)	55.3°F (12.9°C)	0.7°F (0.4°C)	37th Warmest	Warmest since: 1936	2020
	Ties: 1932, 1939, 1941, 1943, 1958

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published June 2023, retrieved on June 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings