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 6

January 1921 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1921 1-Month	-1.51	0.10	-1.61	17th Driest	Driest since: 1919	1945
January 1921 1-Month	-1.51	0.10	-1.61	115th Wettest	Wettest since: 1920	1897
Dec 1920–Jan 1921 2-Month	0.22	-0.06	0.28	75th Driest	Driest since: 1920	1977
Dec 1920–Jan 1921 2-Month	0.22	-0.06	0.28	56th Wettest	Wettest since: 1916	2013
Nov 1920–Jan 1921 3-Month	-0.21	-0.09	-0.12	55th Driest	Driest since: 1920	1931
Nov 1920–Jan 1921 3-Month	-0.21	-0.09	-0.12	76th Wettest	Wettest since: 1916	2020
Oct 1920–Jan 1921 4-Month	-0.65	-0.07	-0.58	35th Driest	Driest since: 1915	1931
Oct 1920–Jan 1921 4-Month	-0.65	-0.07	-0.58	96th Wettest	Wettest since: 1920	2020
Sep 1920–Jan 1921 5-Month	-0.80	-0.12	-0.68	36th Driest	Driest since: 1915	1931
Sep 1920–Jan 1921 5-Month	-0.80	-0.12	-0.68	95th Wettest	Wettest since: 1920	2020
Aug 1920–Jan 1921 6-Month	-0.76	-0.12	-0.64	36th Driest	Driest since: 1917	1931
Aug 1920–Jan 1921 6-Month	-0.76	-0.12	-0.64	95th Wettest	Wettest since: 1920	2020
Jul 1920–Jan 1921 7-Month	-0.41	-0.07	-0.34	43rd Driest	Driest since: 1919	1931
Jul 1920–Jan 1921 7-Month	-0.41	-0.07	-0.34	88th Wettest	Wettest since: 1920	2020
Jun 1920–Jan 1921 8-Month	-0.22	-0.07	-0.15	54th Driest	Driest since: 1920	1931
Jun 1920–Jan 1921 8-Month	-0.22	-0.07	-0.15	77th Wettest	Wettest since: 1918	2020
May 1920–Jan 1921 9-Month	-0.29	-0.05	-0.24	50th Driest	Driest since: 1920	1931
May 1920–Jan 1921 9-Month	-0.29	-0.05	-0.24	81st Wettest	Wettest since: 1918	2020
Apr 1920–Jan 1921 10-Month	-0.20	-0.03	-0.17	50th Driest	Driest since: 1920	1931
Apr 1920–Jan 1921 10-Month	-0.20	-0.03	-0.17	81st Wettest	Wettest since: 1918	2020
Mar 1920–Jan 1921 11-Month	-0.07	-0.02	-0.05	58th Driest	Driest since: 1919	1931
Mar 1920–Jan 1921 11-Month	-0.07	-0.02	-0.05	73rd Wettest	Wettest since: 1920	2020
Feb 1920–Jan 1921 12-Month	-0.12	0.00	-0.12	54th Driest	Driest since: 1919	1931
Feb 1920–Jan 1921 12-Month	-0.12	0.00	-0.12	77th Wettest	Wettest since: 1920	2020
Aug 1919–Jan 1921 18-Month	-0.23	-0.04	-0.19	39th Driest	Driest since: 1919	1931
Aug 1919–Jan 1921 18-Month	-0.23	-0.04	-0.19	91st Wettest	Wettest since: 1920	2020
Feb 1919–Jan 1921 24-Month	-0.01	0.00	-0.01	53rd Driest	Driest since: 1920	1932
Feb 1919–Jan 1921 24-Month	-0.01	0.00	-0.01	77th Wettest	Wettest since: 1914	2020
Feb 1918–Jan 1921 36-Month	-0.18	0.00	-0.18	38th Driest	Driest since: 1919	1937, 1965
Feb 1918–Jan 1921 36-Month	-0.18	0.00	-0.18	91st Wettest	Wettest since: 1920	2020
Feb 1917–Jan 1921 48-Month	-0.07	0.00	-0.07	49th Driest	Driest since: 1920	1937
	-0.07	0.00	-0.07	79th Wettest	Wettest since: 1915	2020
	Ties: 1915
Feb 1916–Jan 1921 60-Month	-0.11	0.00	-0.11	44th Driest	Driest since: 1919	1935
Feb 1916–Jan 1921 60-Month	-0.11	0.00	-0.11	83rd Wettest	Wettest since: 1920	1995, 2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on April 1, 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 6

January 1921 Palmer Z-Index Rankings

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