Value Anomaly Rank Mean

Divisional Palmer Z-Index

November 1904 - January 1905

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Michigan (Hover over a Climate Division)

Z-Index Palmer Z-Index : -1.17

Anomaly: -1.07

Rank: 25th Driest

Mean: -0.10

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*Signifies a tie

**Insufficient variability in the data record renders rank insignificant

November 1904 - January 1905 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	0.72	0.86	98	-0.14
2. East Upper	-0.81	-0.67	36	-0.14
3. Northwest Lower	-1.84	-1.68	9	-0.16
4. Northeast Lower	-1.73	-1.57	16	-0.16
5. West Central Lower	-2.13	-1.94	8	-0.19
6. Central Lower	-1.83	-1.74	12	-0.09
7. East Central Lower	-2.05	-2.02	11	-0.03
8. Southwest Lower	-2.02	-2.00	7	-0.02
9. South Central Lower	-1.62	-1.66	13	0.04
10. Southeast Lower	-2.51	-2.49	8	-0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published July 2025, retrieved on July 28, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping