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 1973 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
January 1973 1-Month	-0.25	0.10	-0.35	54th Driest	Driest since: 1972	1945
January 1973 1-Month	-0.25	0.10	-0.35	78th Wettest	Wettest since: 1969	1897
Dec 1972–Jan 1973 2-Month	1.91	-0.06	1.97	120th Driest	Driest since: 1972	1977
Dec 1972–Jan 1973 2-Month	1.91	-0.06	1.97	11th Wettest	Wettest since: 1950	2013
Nov 1972–Jan 1973 3-Month	1.41	-0.09	1.50	117th Driest	Driest since: 1972	1931
Nov 1972–Jan 1973 3-Month	1.41	-0.09	1.50	14th Wettest	Wettest since: 1967	2020
Oct 1972–Jan 1973 4-Month	1.68	-0.07	1.75	123rd Driest	Driest since: 1972	1931
Oct 1972–Jan 1973 4-Month	1.68	-0.07	1.75	8th Wettest	Wettest since: 1960	2020
Sep 1972–Jan 1973 5-Month	1.24	-0.12	1.36	117th Driest	Driest since: 1972	1931
	1.24	-0.12	1.36	14th Wettest	Wettest since: 1971	2020
	Ties: 1971
Aug 1972–Jan 1973 6-Month	2.12	-0.12	2.24	128th Driest	Driest since: 1972	1931
Aug 1972–Jan 1973 6-Month	2.12	-0.12	2.24	3rd Wettest	Wettest to Date	2020
Jul 1972–Jan 1973 7-Month	2.01	-0.07	2.08	128th Driest	Driest since: 1972	1931
Jul 1972–Jan 1973 7-Month	2.01	-0.07	2.08	3rd Wettest	Wettest to Date	2020
Jun 1972–Jan 1973 8-Month	1.76	-0.07	1.83	127th Driest	Driest since: 1972	1931
Jun 1972–Jan 1973 8-Month	1.76	-0.07	1.83	4th Wettest	Wettest to Date	2020
May 1972–Jan 1973 9-Month	1.44	-0.05	1.49	124th Driest	Driest since: 1972	1931
May 1972–Jan 1973 9-Month	1.44	-0.05	1.49	7th Wettest	Wettest since: 1946	2020
Apr 1972–Jan 1973 10-Month	1.21	-0.03	1.24	122nd Driest	Driest since: 1972	1931
Apr 1972–Jan 1973 10-Month	1.21	-0.03	1.24	9th Wettest	Wettest since: 1946	2020
Mar 1972–Jan 1973 11-Month	1.17	-0.02	1.19	124th Driest	Driest since: 1972	1931
Mar 1972–Jan 1973 11-Month	1.17	-0.02	1.19	7th Wettest	Wettest since: 1946	2020
Feb 1972–Jan 1973 12-Month	1.02	0.00	1.02	117th Driest	Driest since: 1972	1931
Feb 1972–Jan 1973 12-Month	1.02	0.00	1.02	14th Wettest	Wettest since: 1952	2020
Aug 1971–Jan 1973 18-Month	0.29	-0.04	0.33	86th Driest	Driest since: 1972	1931
Aug 1971–Jan 1973 18-Month	0.29	-0.04	0.33	44th Wettest	Wettest since: 1968	2020
Feb 1971–Jan 1973 24-Month	-0.01	0.00	-0.01	53rd Driest	Driest since: 1972	1932
	-0.01	0.00	-0.01	77th Wettest	Wettest since: 1971	2020
	Ties: 1905, 1921, 1934, 1955
Feb 1970–Jan 1973 36-Month	0.16	0.00	0.16	79th Driest	Driest since: 1972	1937, 1965
Feb 1970–Jan 1973 36-Month	0.16	0.00	0.16	50th Wettest	Wettest since: 1971	2020
Feb 1969–Jan 1973 48-Month	0.16	0.00	0.16	77th Driest	Driest since: 1972	1937
Feb 1969–Jan 1973 48-Month	0.16	0.00	0.16	51st Wettest	Wettest since: 1971	2020
Feb 1968–Jan 1973 60-Month	0.16	0.00	0.16	79th Driest	Driest since: 1972	1935
Feb 1968–Jan 1973 60-Month	0.16	0.00	0.16	48th Wettest	Wettest since: 1971	1995, 2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 28, 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 1973 Palmer Z-Index Rankings

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