Climate at a Glance | Divisional Rankings | National Centers for Environmental Information (NCEI)

Divisional Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. 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, Climate Division 2

December 1973 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1973 1-Month	0.50	-0.27	0.77	88th Driest	Driest since: 1970	1930
December 1973 1-Month	0.50	-0.27	0.77	43rd Wettest	Wettest since: 1972	2015
Nov–Dec 1973 2-Month	-0.27	-0.25	-0.02	59th Driest	Driest since: 1969	1930
	-0.27	-0.25	-0.02	72nd Wettest	Wettest since: 1972	1977
	Ties: 1935
Oct–Dec 1973 3-Month	-0.64	-0.15	-0.49	39th Driest	Driest since: 1963	1947
Oct–Dec 1973 3-Month	-0.64	-0.15	-0.49	92nd Wettest	Wettest since: 1972	2014
Sep–Dec 1973 4-Month	-0.76	-0.16	-0.60	36th Driest	Driest since: 1963	1908
	-0.76	-0.16	-0.60	95th Wettest	Wettest since: 1972	2019
	Ties: 1906
Aug–Dec 1973 5-Month	-0.25	-0.18	-0.07	58th Driest	Driest since: 1969	1930
Aug–Dec 1973 5-Month	-0.25	-0.18	-0.07	73rd Wettest	Wettest since: 1972	1896
Jul–Dec 1973 6-Month	0.17	-0.10	0.27	74th Driest	Driest since: 1971	1930
Jul–Dec 1973 6-Month	0.17	-0.10	0.27	57th Wettest	Wettest since: 1972	1896
Jun–Dec 1973 7-Month	0.25	-0.12	0.37	80th Driest	Driest since: 1971	1976
Jun–Dec 1973 7-Month	0.25	-0.12	0.37	51st Wettest	Wettest since: 1972	1896
May–Dec 1973 8-Month	0.71	-0.10	0.81	94th Driest	Driest since: 1972	1976
May–Dec 1973 8-Month	0.71	-0.10	0.81	37th Wettest	Wettest since: 1970	1896
Apr–Dec 1973 9-Month	0.78	-0.09	0.87	100th Driest	Driest since: 1972	1976
Apr–Dec 1973 9-Month	0.78	-0.09	0.87	31st Wettest	Wettest since: 1970	2019
Mar–Dec 1973 10-Month	0.59	-0.09	0.68	99th Driest	Driest since: 1972	1895
Mar–Dec 1973 10-Month	0.59	-0.09	0.68	32nd Wettest	Wettest since: 1970	2019
Feb–Dec 1973 11-Month	0.42	-0.09	0.51	94th Driest	Driest since: 1969	1895
Feb–Dec 1973 11-Month	0.42	-0.09	0.51	37th Wettest	Wettest since: 1972	2019
Jan–Dec 1973 12-Month	0.33	-0.08	0.41	88th Driest	Driest since: 1969	1930
Jan–Dec 1973 12-Month	0.33	-0.08	0.41	43rd Wettest	Wettest since: 1972	2019
Jul 1972–Dec 1973 18-Month	0.46	-0.08	0.54	98th Driest	Driest since: 1972	1948
Jul 1972–Dec 1973 18-Month	0.46	-0.08	0.54	32nd Wettest	Wettest since: 1971	2019
Jan 1972–Dec 1973 24-Month	0.38	-0.07	0.45	98th Driest	Driest since: 1970	2006
Jan 1972–Dec 1973 24-Month	0.38	-0.07	0.45	32nd Wettest	Wettest since: 1972	2020
Jan 1971–Dec 1973 36-Month	0.48	-0.07	0.55	107th Driest	Driest since: 1971	2007
Jan 1971–Dec 1973 36-Month	0.48	-0.07	0.55	22nd Wettest	Wettest since: 1972	2019
Jan 1970–Dec 1973 48-Month	0.48	-0.06	0.54	114th Driest	Driest since: 1972	2000
Jan 1970–Dec 1973 48-Month	0.48	-0.06	0.54	14th Wettest	Wettest since: 1971	2020
Jan 1969–Dec 1973 60-Month	0.38	-0.06	0.44	108th Driest	Driest since: 1970	1910
Jan 1969–Dec 1973 60-Month	0.38	-0.06	0.44	19th Wettest	Wettest since: 1972	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 22, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

Michigan, Climate Division 2

December 1973 Palmer Z-Index Rankings

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