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 3. West

Average Temperature Rankings, April 1911

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1911 1-Month	48.6°F (9.2°C)	51.3°F (10.7°C)	-2.7°F (-1.5°C)	23rd Coolest	Coolest since: 1907	2018
	48.6°F (9.2°C)	51.3°F (10.7°C)	-2.7°F (-1.5°C)	106th Warmest	Warmest since: 1910	2010
	Ties: 1936, 1995
Mar–Apr 1911 2-Month	44.8°F (7.1°C)	45.3°F (7.4°C)	-0.5°F (-0.3°C)	55th Coolest	Coolest since: 1909	1960
	44.8°F (7.1°C)	45.3°F (7.4°C)	-0.5°F (-0.3°C)	74th Warmest	Warmest since: 1910	2012
	Ties: 1964, 1971, 1997
Feb–Apr 1911 3-Month	40.4°F (4.7°C)	39.5°F (4.2°C)	0.9°F (0.5°C)	83rd Coolest	Coolest since: 1909	1899
	40.4°F (4.7°C)	39.5°F (4.2°C)	0.9°F (0.5°C)	46th Warmest	Warmest since: 1910	2012
	Ties: 1908
Jan–Apr 1911 4-Month	37.0°F (2.8°C)	35.6°F (2.0°C)	1.4°F (0.8°C)	89th Coolest	Coolest since: 1909	1912
	37.0°F (2.8°C)	35.6°F (2.0°C)	1.4°F (0.8°C)	40th Warmest	Warmest since: 1910	2012
	Ties: 1908, 1930, 1964
Dec 1910–Apr 1911 5-Month	34.7°F (1.5°C)	34.1°F (1.2°C)	0.6°F (0.3°C)	73rd Coolest	Coolest since: 1910	1978
	34.7°F (1.5°C)	34.1°F (1.2°C)	0.6°F (0.3°C)	55th Warmest	Warmest since: 1909	2012
	Ties: 1897, 1909, 1948, 1949, 2022
Nov 1910–Apr 1911 6-Month	34.8°F (1.6°C)	35.2°F (1.8°C)	-0.4°F (-0.2°C)	49th Coolest	Coolest since: 1905	1904, 1912, 1978
	34.8°F (1.6°C)	35.2°F (1.8°C)	-0.4°F (-0.2°C)	79th Warmest	Warmest since: 1910	2012
	Ties: 1916, 1952, 1964, 2011
Oct 1910–Apr 1911 7-Month	38.0°F (3.3°C)	38.0°F (3.3°C)	0.0°F (0.0°C)	61st Coolest	Coolest since: 1907	1912
	38.0°F (3.3°C)	38.0°F (3.3°C)	0.0°F (0.0°C)	67th Warmest	Warmest since: 1910	2012
	Ties: 1896, 1900, 1913, 2008, 2010
Sep 1910–Apr 1911 8-Month	41.3°F (5.2°C)	41.4°F (5.2°C)	-0.1°F (0.0°C)	54th Coolest	Coolest since: 1906	1904, 1978
	41.3°F (5.2°C)	41.4°F (5.2°C)	-0.1°F (0.0°C)	74th Warmest	Warmest since: 1910	2017
	Ties: 1950, 1988
Aug 1910–Apr 1911 9-Month	44.8°F (7.1°C)	45.0°F (7.2°C)	-0.2°F (-0.1°C)	53rd Coolest	Coolest since: 1905	1978
	44.8°F (7.1°C)	45.0°F (7.2°C)	-0.2°F (-0.1°C)	75th Warmest	Warmest since: 1910	2017
	Ties: 1947
Jul 1910–Apr 1911 10-Month	47.9°F (8.8°C)	48.1°F (8.9°C)	-0.2°F (-0.1°C)	50th Coolest	Coolest since: 1906	1904
	47.9°F (8.8°C)	48.1°F (8.9°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1910	2012
	Ties: 1947
Jun 1910–Apr 1911 11-Month	49.9°F (9.9°C)	50.2°F (10.1°C)	-0.3°F (-0.2°C)	47th Coolest	Coolest since: 1906	1904
	49.9°F (9.9°C)	50.2°F (10.1°C)	-0.3°F (-0.2°C)	81st Warmest	Warmest since: 1910	2017
	Ties: 1906, 1973, 2018
May 1910–Apr 1911 12-Month	50.5°F (10.3°C)	51.2°F (10.7°C)	-0.7°F (-0.4°C)	29th Coolest	Coolest since: 1905	1918
	50.5°F (10.3°C)	51.2°F (10.7°C)	-0.7°F (-0.4°C)	99th Warmest	Warmest since: 1910	2017
	Ties: 1929, 1930, 1958, 2009
Nov 1909–Apr 1911 18-Month	45.8°F (7.7°C)	45.9°F (7.7°C)	-0.1°F (0.0°C)	53rd Coolest	Coolest since: 1908	1979
	45.8°F (7.7°C)	45.9°F (7.7°C)	-0.1°F (0.0°C)	74th Warmest	Warmest since: 1910	2017
	Ties: 1924, 1964, 1966, 1973
May 1909–Apr 1911 24-Month	50.9°F (10.5°C)	51.3°F (10.7°C)	-0.4°F (-0.2°C)	38th Coolest	Coolest since: 1906	1905
	50.9°F (10.5°C)	51.3°F (10.7°C)	-0.4°F (-0.2°C)	89th Warmest	Warmest since: 1910	2017
	Ties: 1925, 1975, 1982, 1996
May 1908–Apr 1911 36-Month	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest since: 1910	1979
	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	76th Warmest	Warmest since: 1910	2018
	Ties: 1903, 1910, 1959, 2010
May 1907–Apr 1911 48-Month	51.0°F (10.6°C)	51.2°F (10.7°C)	-0.2°F (-0.1°C)	43rd Coolest	Coolest since: 1908	1980
	51.0°F (10.6°C)	51.2°F (10.7°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 1910	1935
	Ties: 1960
May 1906–Apr 1911 60-Month	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	48th Coolest	Coolest since: 1909	1906, 1979
	51.1°F (10.6°C)	51.2°F (10.7°C)	-0.1°F (-0.1°C)	76th Warmest	Warmest since: 1910	1935
	Ties: 1914, 1947, 1974, 1975, 1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings