ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 1897

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -2.28

Anomaly: -2.19

Rank: 12th Driest

Mean: -0.10

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September - November 1897 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-1.95	-1.84	21	-0.10
2. East Upper	-1.53	-1.41	26	-0.12
3. Northwest Lower	-2.12	-1.89	15	-0.23
4. Northeast Lower	-1.41	-1.17	35	-0.24
5. West Central Lower	-2.11	-1.98	9	-0.13
6. Central Lower	-1.84	-1.68	16	-0.16
7. East Central Lower	-0.94	-0.88	35	-0.06
8. Southwest Lower	-2.28	-2.27	8	-0.02
9. South Central Lower	-1.68	-1.74	17	0.05
10. Southeast Lower	-1.14	-1.17	31	0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 27, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping