ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 1922

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.00

Anomaly: -0.90

Rank: 43rd Driest

Mean: -0.10

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September - November 1922 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-0.84	-0.74	45	-0.10
2. East Upper	-0.57	-0.44	52	-0.12
3. Northwest Lower	-0.36	-0.13	65	-0.23
4. Northeast Lower	-0.63	-0.40	56	-0.24
5. West Central Lower	0.34	0.48	84	-0.13
6. Central Lower	0.59	0.75	96	-0.16
7. East Central Lower	-0.19	-0.12	71	-0.06
8. Southwest Lower	-0.84	-0.82	41	-0.02
9. South Central Lower	-1.28	-1.33	24	0.05
10. Southeast Lower	-1.47	-1.50	20	0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 25, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping