Statewide 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.

Michigan

Average Temperature Rankings, December 1939

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1939 1-Month	28.7°F (-1.8°C)	23.3°F (-4.8°C)	5.4°F (3.0°C)	112th Coolest	Coolest since: 1938	1989
	28.7°F (-1.8°C)	23.3°F (-4.8°C)	5.4°F (3.0°C)	17th Warmest	Warmest since: 1931	2015
	Ties: 2018
Nov–Dec 1939 2-Month	31.3°F (-0.4°C)	28.9°F (-1.7°C)	2.4°F (1.3°C)	98th Coolest	Coolest since: 1938	1976
Nov–Dec 1939 2-Month	31.3°F (-0.4°C)	28.9°F (-1.7°C)	2.4°F (1.3°C)	31st Warmest	Warmest since: 1931	2015
Oct–Dec 1939 3-Month	36.4°F (2.4°C)	35.1°F (1.7°C)	1.3°F (0.7°C)	84th Coolest	Coolest since: 1937	1976
	36.4°F (2.4°C)	35.1°F (1.7°C)	1.3°F (0.7°C)	45th Warmest	Warmest since: 1938	2015
	Ties: 2009
Sep–Dec 1939 4-Month	42.3°F (5.7°C)	40.9°F (4.9°C)	1.4°F (0.8°C)	90th Coolest	Coolest since: 1938	1917
	42.3°F (5.7°C)	40.9°F (4.9°C)	1.4°F (0.8°C)	39th Warmest	Warmest since: 1938	2015
	Ties: 1938, 1965
Aug–Dec 1939 5-Month	47.3°F (8.5°C)	45.9°F (7.7°C)	1.4°F (0.8°C)	96th Coolest	Coolest since: 1937	1917
	47.3°F (8.5°C)	45.9°F (7.7°C)	1.4°F (0.8°C)	33rd Warmest	Warmest since: 1938	2015
	Ties: 1987
Jul–Dec 1939 6-Month	50.9°F (10.5°C)	49.6°F (9.8°C)	1.3°F (0.7°C)	96th Coolest	Coolest since: 1937	1917
	50.9°F (10.5°C)	49.6°F (9.8°C)	1.3°F (0.7°C)	33rd Warmest	Warmest since: 1938	1931
	Ties: 1955, 1984
Jun–Dec 1939 7-Month	52.9°F (11.6°C)	51.6°F (10.9°C)	1.3°F (0.7°C)	98th Coolest	Coolest since: 1938	1917
	52.9°F (11.6°C)	51.6°F (10.9°C)	1.3°F (0.7°C)	31st Warmest	Warmest since: 1938	1931
	Ties: 1900, 1938
May–Dec 1939 8-Month	53.3°F (11.8°C)	51.8°F (11.0°C)	1.5°F (0.8°C)	103rd Coolest	Coolest since: 1938	1917
	53.3°F (11.8°C)	51.8°F (11.0°C)	1.5°F (0.8°C)	26th Warmest	Warmest since: 1931	2015, 2021
	Ties: 1955, 1959, 1988
Apr–Dec 1939 9-Month	51.7°F (10.9°C)	50.7°F (10.4°C)	1.0°F (0.5°C)	93rd Coolest	Coolest since: 1937	1917
	51.7°F (10.9°C)	50.7°F (10.4°C)	1.0°F (0.5°C)	36th Warmest	Warmest since: 1938	1998, 2021
	Ties: 1952, 1984, 2003
Mar–Dec 1939 10-Month	49.2°F (9.6°C)	48.5°F (9.2°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 1937	1917
	49.2°F (9.6°C)	48.5°F (9.2°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 1938	2012
	Ties: 1908, 1970
Feb–Dec 1939 11-Month	46.4°F (8.0°C)	45.9°F (7.7°C)	0.5°F (0.3°C)	78th Coolest	Coolest since: 1937	1917
	46.4°F (8.0°C)	45.9°F (7.7°C)	0.5°F (0.3°C)	51st Warmest	Warmest since: 1938	2012
	Ties: 1911, 2003, 2019
Jan–Dec 1939 12-Month	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	90th Coolest	Coolest since: 1937	1917
	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	39th Warmest	Warmest since: 1938	2012
	Ties: 1984
Jul 1938–Dec 1939 18-Month	46.6°F (8.1°C)	45.6°F (7.6°C)	1.0°F (0.5°C)	94th Coolest	Coolest since: 1938	1904
	46.6°F (8.1°C)	45.6°F (7.6°C)	1.0°F (0.5°C)	34th Warmest	Warmest since: 1932	2012
	Ties: 1942, 1964
Jan 1938–Dec 1939 24-Month	44.8°F (7.1°C)	43.6°F (6.4°C)	1.2°F (0.7°C)	99th Coolest	Coolest since: 1938	1917
Jan 1938–Dec 1939 24-Month	44.8°F (7.1°C)	43.6°F (6.4°C)	1.2°F (0.7°C)	29th Warmest	Warmest since: 1932	1999
Jan 1937–Dec 1939 36-Month	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	88th Coolest	Coolest since: 1938	1918
	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	39th Warmest	Warmest since: 1933	2012
	Ties: 1931, 1949, 1956, 1990
Jan 1936–Dec 1939 48-Month	43.8°F (6.6°C)	43.5°F (6.4°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1938	1907, 1917, 1918, 1926
	43.8°F (6.6°C)	43.5°F (6.4°C)	0.3°F (0.2°C)	55th Warmest	Warmest since: 1934	2001
	Ties: 1940, 1946, 1953, 1958, 1971, 1975
Jan 1935–Dec 1939 60-Month	43.6°F (6.4°C)	43.5°F (6.4°C)	0.1°F (0.0°C)	56th Coolest	Coolest since: 1938	1907
	43.6°F (6.4°C)	43.5°F (6.4°C)	0.1°F (0.0°C)	69th Warmest	Warmest since: 1935	2002
	Ties: 1964, 1974, 1976

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings