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 2. Northeast

Average Temperature Rankings, May 1949

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1949 1-Month	60.4°F (15.8°C)	59.0°F (15.0°C)	1.4°F (0.8°C)	82nd Coolest	Coolest since: 1948	1907
	60.4°F (15.8°C)	59.0°F (15.0°C)	1.4°F (0.8°C)	47th Warmest	Warmest since: 1944	1977
	Ties: 1899
Apr–May 1949 2-Month	53.5°F (11.9°C)	53.4°F (11.9°C)	0.1°F (0.0°C)	61st Coolest	Coolest since: 1947	1907
	53.5°F (11.9°C)	53.4°F (11.9°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1948	1896, 1977
	Ties: 1913, 1946, 1978
Mar–May 1949 3-Month	47.7°F (8.7°C)	47.6°F (8.7°C)	0.1°F (0.0°C)	67th Coolest	Coolest since: 1948	1926
	47.7°F (8.7°C)	47.6°F (8.7°C)	0.1°F (0.0°C)	62nd Warmest	Warmest since: 1946	2012
	Ties: 1958, 2011
Feb–May 1949 4-Month	42.0°F (5.6°C)	41.9°F (5.5°C)	0.1°F (0.1°C)	67th Coolest	Coolest since: 1948	1904, 1947
	42.0°F (5.6°C)	41.9°F (5.5°C)	0.1°F (0.1°C)	62nd Warmest	Warmest since: 1946	2012
	Ties: 1939, 1961, 1962, 1970
Jan–May 1949 5-Month	38.6°F (3.7°C)	37.8°F (3.2°C)	0.8°F (0.5°C)	77th Coolest	Coolest since: 1948	1912
	38.6°F (3.7°C)	37.8°F (3.2°C)	0.8°F (0.5°C)	52nd Warmest	Warmest since: 1946	2012
	Ties: 1945, 1974
Dec 1948–May 1949 6-Month	36.8°F (2.7°C)	35.8°F (2.1°C)	1.0°F (0.6°C)	81st Coolest	Coolest since: 1948	1904
Dec 1948–May 1949 6-Month	36.8°F (2.7°C)	35.8°F (2.1°C)	1.0°F (0.6°C)	47th Warmest	Warmest since: 1946	2012
Nov 1948–May 1949 7-Month	37.4°F (3.0°C)	36.1°F (2.3°C)	1.3°F (0.7°C)	91st Coolest	Coolest since: 1948	1904
	37.4°F (3.0°C)	36.1°F (2.3°C)	1.3°F (0.7°C)	37th Warmest	Warmest since: 1946	2012
	Ties: 1922, 1938, 1946
Oct 1948–May 1949 8-Month	38.9°F (3.8°C)	38.1°F (3.4°C)	0.8°F (0.4°C)	87th Coolest	Coolest since: 1948	1904
	38.9°F (3.8°C)	38.1°F (3.4°C)	0.8°F (0.4°C)	41st Warmest	Warmest since: 1946	2012
	Ties: 1928, 1946
Sep 1948–May 1949 9-Month	41.9°F (5.5°C)	40.9°F (4.9°C)	1.0°F (0.6°C)	91st Coolest	Coolest since: 1948	1904
	41.9°F (5.5°C)	40.9°F (4.9°C)	1.0°F (0.6°C)	37th Warmest	Warmest since: 1942	2012
	Ties: 1896, 1972, 2018
Aug 1948–May 1949 10-Month	44.9°F (7.2°C)	44.0°F (6.7°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 1948	1904
	44.9°F (7.2°C)	44.0°F (6.7°C)	0.9°F (0.5°C)	36th Warmest	Warmest since: 1942	2012
	Ties: 1898
Jul 1948–May 1949 11-Month	47.5°F (8.6°C)	46.6°F (8.1°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 1948	1904
	47.5°F (8.6°C)	46.6°F (8.1°C)	0.9°F (0.5°C)	36th Warmest	Warmest since: 1942	2012
	Ties: 1981, 2010
Jun 1948–May 1949 12-Month	49.2°F (9.6°C)	48.5°F (9.2°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1948	1904
	49.2°F (9.6°C)	48.5°F (9.2°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1942	2012
	Ties: 1941, 1972, 2008, 2010
Dec 1947–May 1949 18-Month	44.5°F (6.9°C)	44.3°F (6.8°C)	0.2°F (0.1°C)	71st Coolest	Coolest since: 1948	1905, 1918
	44.5°F (6.9°C)	44.3°F (6.8°C)	0.2°F (0.1°C)	56th Warmest	Warmest since: 1945	2017
	Ties: 1969, 1993, 2010, 2019
Jun 1947–May 1949 24-Month	48.8°F (9.3°C)	48.4°F (9.1°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 1948	1905
	48.8°F (9.3°C)	48.4°F (9.1°C)	0.4°F (0.2°C)	54th Warmest	Warmest since: 1945	2017
	Ties: 1965, 1973, 1996, 2010
Jun 1946–May 1949 36-Month	48.6°F (9.2°C)	48.5°F (9.2°C)	0.1°F (0.0°C)	67th Coolest	Coolest since: 1948	1918
	48.6°F (9.2°C)	48.5°F (9.2°C)	0.1°F (0.0°C)	59th Warmest	Warmest since: 1946	2000
	Ties: 1958, 1966, 1973
Jun 1945–May 1949 48-Month	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	57th Coolest	Coolest since: 1948	1907
	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	68th Warmest	Warmest since: 1947	2001
	Ties: 1901, 1936, 1939, 1947, 1967, 1984
Jun 1944–May 1949 60-Month	48.6°F (9.2°C)	48.4°F (9.1°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1948	1908
	48.6°F (9.2°C)	48.4°F (9.1°C)	0.2°F (0.1°C)	62nd Warmest	Warmest since: 1946	2002
	Ties: 1937, 1959, 1986, 1996

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings