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 7. East Southeast

Average Temperature Rankings, April 1964

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1964 1-Month	55.7°F (13.2°C)	52.8°F (11.6°C)	2.9°F (1.6°C)	103rd Coolest	Coolest since: 1962	1907
	55.7°F (13.2°C)	52.8°F (11.6°C)	2.9°F (1.6°C)	26th Warmest	Warmest since: 1963	2010
	Ties: 1930, 1965
Mar–Apr 1964 2-Month	48.2°F (9.0°C)	47.3°F (8.5°C)	0.9°F (0.5°C)	81st Coolest	Coolest since: 1962	1926
	48.2°F (9.0°C)	47.3°F (8.5°C)	0.9°F (0.5°C)	48th Warmest	Warmest since: 1963	2012
	Ties: 1994, 2005, 2022
Feb–Apr 1964 3-Month	42.4°F (5.8°C)	42.0°F (5.6°C)	0.4°F (0.2°C)	68th Coolest	Coolest since: 1963	1978
	42.4°F (5.8°C)	42.0°F (5.6°C)	0.4°F (0.2°C)	61st Warmest	Warmest since: 1961	2012
	Ties: 1956
Jan–Apr 1964 4-Month	39.6°F (4.2°C)	38.4°F (3.6°C)	1.2°F (0.6°C)	86th Coolest	Coolest since: 1963	1978
	39.6°F (4.2°C)	38.4°F (3.6°C)	1.2°F (0.6°C)	43rd Warmest	Warmest since: 1955	2012
	Ties: 1898, 1910, 1922, 1942, 1989
Dec 1963–Apr 1964 5-Month	35.6°F (2.0°C)	37.0°F (2.8°C)	-1.4°F (-0.8°C)	25th Coolest	Coolest since: 1963	1978
	35.6°F (2.0°C)	37.0°F (2.8°C)	-1.4°F (-0.8°C)	103rd Warmest	Warmest since: 1961	2012
	Ties: 1969
Nov 1963–Apr 1964 6-Month	37.2°F (2.9°C)	37.9°F (3.3°C)	-0.7°F (-0.4°C)	33rd Coolest	Coolest since: 1963	1978
	37.2°F (2.9°C)	37.9°F (3.3°C)	-0.7°F (-0.4°C)	95th Warmest	Warmest since: 1961	2012
	Ties: 1906, 1959, 1961
Oct 1963–Apr 1964 7-Month	40.9°F (4.9°C)	40.4°F (4.7°C)	0.5°F (0.2°C)	75th Coolest	Coolest since: 1963	1978
	40.9°F (4.9°C)	40.4°F (4.7°C)	0.5°F (0.2°C)	53rd Warmest	Warmest since: 1957	2012
	Ties: 1914, 1923, 1929, 1947, 2011
Sep 1963–Apr 1964 8-Month	44.2°F (6.8°C)	43.8°F (6.6°C)	0.4°F (0.2°C)	69th Coolest	Coolest since: 1963	1918
	44.2°F (6.8°C)	43.8°F (6.6°C)	0.4°F (0.2°C)	59th Warmest	Warmest since: 1957	2017
	Ties: 1903, 1914, 1966, 1967, 2010
Aug 1963–Apr 1964 9-Month	47.2°F (8.4°C)	47.2°F (8.4°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1963	1918
	47.2°F (8.4°C)	47.2°F (8.4°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1961	2017
	Ties: 1928, 1929
Jul 1963–Apr 1964 10-Month	50.0°F (10.0°C)	50.2°F (10.1°C)	-0.2°F (-0.1°C)	53rd Coolest	Coolest since: 1963	1918
	50.0°F (10.0°C)	50.2°F (10.1°C)	-0.2°F (-0.1°C)	75th Warmest	Warmest since: 1961	2012
	Ties: 1966
Jun 1963–Apr 1964 11-Month	52.1°F (11.2°C)	52.2°F (11.2°C)	-0.1°F (0.0°C)	57th Coolest	Coolest since: 1963	1904, 1918
	52.1°F (11.2°C)	52.2°F (11.2°C)	-0.1°F (0.0°C)	71st Warmest	Warmest since: 1957	2012
	Ties: 1900, 1973
May 1963–Apr 1964 12-Month	52.9°F (11.6°C)	53.1°F (11.7°C)	-0.2°F (-0.1°C)	50th Coolest	Coolest since: 1963	1918
	52.9°F (11.6°C)	53.1°F (11.7°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1957	2012
	Ties: 1896, 1943
Nov 1962–Apr 1964 18-Month	47.2°F (8.4°C)	48.0°F (8.9°C)	-0.8°F (-0.5°C)	31st Coolest	Coolest since: 1963	1905, 1979
Nov 1962–Apr 1964 18-Month	47.2°F (8.4°C)	48.0°F (8.9°C)	-0.8°F (-0.5°C)	96th Warmest	Warmest since: 1960	2017
May 1962–Apr 1964 24-Month	52.7°F (11.5°C)	53.1°F (11.7°C)	-0.4°F (-0.2°C)	39th Coolest	Coolest since: 1963	1978
	52.7°F (11.5°C)	53.1°F (11.7°C)	-0.4°F (-0.2°C)	88th Warmest	Warmest since: 1961	2017
	Ties: 1937, 1961, 2014
May 1961–Apr 1964 36-Month	52.4°F (11.3°C)	53.0°F (11.7°C)	-0.6°F (-0.4°C)	26th Coolest	Coolest since: 1963	1979
	52.4°F (11.3°C)	53.0°F (11.7°C)	-0.6°F (-0.4°C)	100th Warmest	Warmest since: 1962	2018
	Ties: 1900, 1962
May 1960–Apr 1964 48-Month	52.5°F (11.4°C)	53.1°F (11.7°C)	-0.6°F (-0.3°C)	23rd Coolest	Coolest since: 1963	1980
	52.5°F (11.4°C)	53.1°F (11.7°C)	-0.6°F (-0.3°C)	102nd Warmest	Warmest since: 1960	2019
	Ties: 1900, 1911, 1912, 1929
May 1959–Apr 1964 60-Month	52.5°F (11.4°C)	53.0°F (11.7°C)	-0.5°F (-0.3°C)	20th Coolest	Coolest since: 1963	1981
	52.5°F (11.4°C)	53.0°F (11.7°C)	-0.5°F (-0.3°C)	104th Warmest	Warmest since: 1961	2020
	Ties: 1902, 1903, 1909, 1913, 1918, 1919, 1928, 1969, 1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published November 2022, retrieved on November 30, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings