ValueAnomalyRankMean

Divisional Palmer Z-Index Anomaly

October - December 1900

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Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 0.05

Anomaly: 0.15

Rank: 64th Driest

Mean: -0.11

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October - December 1900 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-0.31	-0.19	48	-0.12
2. East Upper	-0.09	0.05	60	-0.15
3. Northwest Lower	0.06	0.26	69	-0.19
4. Northeast Lower	0.66	0.84	84	-0.18
5. West Central Lower	-1.08	-0.93	36	-0.15
6. Central Lower	-0.81	-0.68	43	-0.13
7. East Central Lower	-0.01	0.04	62	-0.05
8. Southwest Lower	0.00	0.04	58	-0.04
9. South Central Lower	0.09	0.06	58	0.03
10. Southeast Lower	-0.50	-0.47	49	-0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping