ValueAnomalyRankMean

Divisional Palmer Z-Index

December 1901 - February 1902

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.08

Anomaly: -1.01

Rank: 17th Driest

Mean: -0.07

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December 1901 - February 1902 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	0.33	0.42	87	-0.09
2. East Upper	-0.62	-0.49	34	-0.13
3. Northwest Lower	-0.95	-0.87	19	-0.07
4. Northeast Lower	-0.57	-0.49	38	-0.08
5. West Central Lower	-1.86	-1.77	4	-0.09
6. Central Lower	-1.78	-1.79	7	0.01
7. East Central Lower	-1.84	-1.84	8	0.00
8. Southwest Lower	-1.13	-1.13	14	0.00
9. South Central Lower	-0.99	-1.01	15	0.02
10. Southeast Lower	-1.63	-1.62	13	-0.01

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 30, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping