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 1911

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1911 1-Month	65.1°F (18.4°C)	58.9°F (14.9°C)	6.2°F (3.5°C)	123rd Coolest	Coolest since: 1910	1907
	65.1°F (18.4°C)	58.9°F (14.9°C)	6.2°F (3.5°C)	6th Warmest	Warmest since: 1896	1977
	Ties: 1962
Apr–May 1911 2-Month	55.2°F (12.9°C)	53.4°F (11.9°C)	1.8°F (1.0°C)	100th Coolest	Coolest since: 1910	1907
	55.2°F (12.9°C)	53.4°F (11.9°C)	1.8°F (1.0°C)	29th Warmest	Warmest since: 1900	1896, 1977
	Ties: 1965, 2000
Mar–May 1911 3-Month	49.1°F (9.5°C)	47.5°F (8.6°C)	1.6°F (0.9°C)	96th Coolest	Coolest since: 1909	1926
	49.1°F (9.5°C)	47.5°F (8.6°C)	1.6°F (0.9°C)	33rd Warmest	Warmest since: 1910	2012
	Ties: 1959, 1963, 1976, 2022
Feb–May 1911 4-Month	44.1°F (6.7°C)	41.9°F (5.5°C)	2.2°F (1.2°C)	105th Coolest	Coolest since: 1910	1904, 1947
	44.1°F (6.7°C)	41.9°F (5.5°C)	2.2°F (1.2°C)	24th Warmest	Warmest since: 1896	2012
	Ties: 1922
Jan–May 1911 5-Month	40.0°F (4.4°C)	37.7°F (3.2°C)	2.3°F (1.2°C)	106th Coolest	Coolest since: 1910	1912
	40.0°F (4.4°C)	37.7°F (3.2°C)	2.3°F (1.2°C)	23rd Warmest	Warmest since: 1896	2012
	Ties: 2004
Dec 1910–May 1911 6-Month	37.0°F (2.8°C)	35.7°F (2.1°C)	1.3°F (0.7°C)	87th Coolest	Coolest since: 1910	1904
	37.0°F (2.8°C)	35.7°F (2.1°C)	1.3°F (0.7°C)	41st Warmest	Warmest since: 1908	2012
	Ties: 1908, 1933, 1981
Nov 1910–May 1911 7-Month	36.4°F (2.4°C)	36.1°F (2.3°C)	0.3°F (0.1°C)	74th Coolest	Coolest since: 1910	1904
	36.4°F (2.4°C)	36.1°F (2.3°C)	0.3°F (0.1°C)	54th Warmest	Warmest since: 1908	2012
	Ties: 1913, 1944, 1957, 1993
Oct 1910–May 1911 8-Month	38.6°F (3.7°C)	38.1°F (3.4°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 1910	1904
	38.6°F (3.7°C)	38.1°F (3.4°C)	0.5°F (0.3°C)	49th Warmest	Warmest since: 1903	2012
	Ties: 1896, 1925, 1973, 1988
Sep 1910–May 1911 9-Month	41.3°F (5.2°C)	41.0°F (5.0°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1910	1904
	41.3°F (5.2°C)	41.0°F (5.0°C)	0.3°F (0.2°C)	56th Warmest	Warmest since: 1909	2012
	Ties: 1913
Aug 1910–May 1911 10-Month	44.3°F (6.8°C)	44.0°F (6.7°C)	0.3°F (0.1°C)	70th Coolest	Coolest since: 1910	1904
	44.3°F (6.8°C)	44.0°F (6.7°C)	0.3°F (0.1°C)	58th Warmest	Warmest since: 1909	2012
	Ties: 1903, 1945, 1961, 2001
Jul 1910–May 1911 11-Month	47.1°F (8.4°C)	46.6°F (8.1°C)	0.5°F (0.3°C)	78th Coolest	Coolest since: 1910	1904
	47.1°F (8.4°C)	46.6°F (8.1°C)	0.5°F (0.3°C)	50th Warmest	Warmest since: 1900	2012
	Ties: 1900, 1956, 1957, 2003, 2018
Jun 1910–May 1911 12-Month	48.8°F (9.3°C)	48.4°F (9.1°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1910	1904
	48.8°F (9.3°C)	48.4°F (9.1°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 1900	2012
	Ties: 1937, 1944, 2019
Dec 1909–May 1911 18-Month	44.0°F (6.7°C)	44.2°F (6.8°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1910	1905, 1918
	44.0°F (6.7°C)	44.2°F (6.8°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1909	2017
	Ties: 1901, 1946, 1958, 1961, 1965, 1967, 1973, 1983
Jun 1909–May 1911 24-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	44th Coolest	Coolest since: 1910	1905
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1909	2017
	Ties: 1899, 1920, 1948, 1961, 1983
Jun 1908–May 1911 36-Month	48.4°F (9.1°C)	48.5°F (9.2°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 1910	1918
	48.4°F (9.1°C)	48.5°F (9.2°C)	-0.1°F (-0.1°C)	72nd Warmest	Warmest since: 1903	2000
	Ties: 1903, 1916, 1947, 1977, 1994, 1996
Jun 1907–May 1911 48-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	37th Coolest	Coolest since: 1910	1907
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	88th Warmest	Warmest since: 1909	2001
	Ties: 1914, 1931, 1951, 1964, 1966, 1972, 1973
Jun 1906–May 1911 60-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	36th Coolest	Coolest since: 1910	1908
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	88th Warmest	Warmest since: 1903	2002
	Ties: 1926, 1947, 1951, 1953, 1960, 1961, 1964, 1965, 1967, 1973, 1978

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings