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 4

October 1931 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
October 1931 1-Month	1.23	-0.09	1.32	95th Driest	Driest since: 1930	1908
October 1931 1-Month	1.23	-0.09	1.32	36th Wettest	Wettest since: 1929	1991
Sep–Oct 1931 2-Month	1.56	-0.25	1.81	114th Driest	Driest since: 1930	1908
Sep–Oct 1931 2-Month	1.56	-0.25	1.81	17th Wettest	Wettest since: 1896	1986
Aug–Oct 1931 3-Month	0.40	-0.22	0.62	86th Driest	Driest since: 1930	1908
Aug–Oct 1931 3-Month	0.40	-0.22	0.62	45th Wettest	Wettest since: 1928	1986
Jul–Oct 1931 4-Month	-0.19	-0.14	-0.05	63rd Driest	Driest since: 1930	1955
Jul–Oct 1931 4-Month	-0.19	-0.14	-0.05	68th Wettest	Wettest since: 1928	1986
Jun–Oct 1931 5-Month	0.08	-0.13	0.21	79th Driest	Driest since: 1930	1955
Jun–Oct 1931 5-Month	0.08	-0.13	0.21	52nd Wettest	Wettest since: 1928	1986
May–Oct 1931 6-Month	0.31	-0.10	0.41	83rd Driest	Driest since: 1930	1955
May–Oct 1931 6-Month	0.31	-0.10	0.41	48th Wettest	Wettest since: 1928	1986
Apr–Oct 1931 7-Month	0.09	-0.07	0.16	68th Driest	Driest since: 1930	1955
Apr–Oct 1931 7-Month	0.09	-0.07	0.16	63rd Wettest	Wettest since: 1929	2014
Mar–Oct 1931 8-Month	-0.02	-0.06	0.04	59th Driest	Driest since: 1930	1955
Mar–Oct 1931 8-Month	-0.02	-0.06	0.04	72nd Wettest	Wettest since: 1929	1986
Feb–Oct 1931 9-Month	-0.36	-0.04	-0.32	40th Driest	Driest since: 1930	1955
Feb–Oct 1931 9-Month	-0.36	-0.04	-0.32	91st Wettest	Wettest since: 1929	1986
Jan–Oct 1931 10-Month	-0.72	-0.05	-0.67	18th Driest	Driest since: 1925	1955
Jan–Oct 1931 10-Month	-0.72	-0.05	-0.67	113th Wettest	Wettest since: 1930	1975
Dec 1930–Oct 1931 11-Month	-1.07	-0.06	-1.01	7th Driest	Driest since: 1925	1955
Dec 1930–Oct 1931 11-Month	-1.07	-0.06	-1.01	123rd Wettest	Wettest since: 1930	2020
Nov 1930–Oct 1931 12-Month	-1.34	-0.07	-1.27	3rd Driest	Driest since: 1914	1914
Nov 1930–Oct 1931 12-Month	-1.34	-0.07	-1.27	127th Wettest	Wettest since: 1930	2020
May 1930–Oct 1931 18-Month	-1.21	-0.08	-1.13	5th Driest	Driest since: 1914	1914
May 1930–Oct 1931 18-Month	-1.21	-0.08	-1.13	125th Wettest	Wettest since: 1930	2020
Nov 1929–Oct 1931 24-Month	-0.97	-0.07	-0.90	8th Driest	Driest since: 1915	1910
Nov 1929–Oct 1931 24-Month	-0.97	-0.07	-0.90	121st Wettest	Wettest since: 1930	2020
Nov 1928–Oct 1931 36-Month	-0.37	-0.06	-0.31	31st Driest	Driest since: 1927	1910
Nov 1928–Oct 1931 36-Month	-0.37	-0.06	-0.31	97th Wettest	Wettest since: 1930	1986, 2020
Nov 1927–Oct 1931 48-Month	0.01	-0.05	0.06	70th Driest	Driest since: 1928	1911
Nov 1927–Oct 1931 48-Month	0.01	-0.05	0.06	57th Wettest	Wettest since: 1930	1986
Nov 1926–Oct 1931 60-Month	0.06	-0.05	0.11	70th Driest	Driest since: 1928	1911
	0.06	-0.05	0.11	56th Wettest	Wettest since: 1930	2020
	Ties: 1924

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 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 4

October 1931 Palmer Z-Index Rankings

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