ValueAnomalyRankMean

Divisional Palmer Z-Index

November 1938 - January 1939

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.36

Anomaly: -1.26

Rank: 20th Driest

Mean: -0.10

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November 1938 - January 1939 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	1.14	1.28	111	-0.14
2. East Upper	0.24	0.38	77	-0.14
3. Northwest Lower	-1.33	-1.17	15	-0.16
4. Northeast Lower	-1.05	-0.89	29	-0.16
5. West Central Lower	-1.78	-1.59	9	-0.19
6. Central Lower	-2.04	-1.95	11	-0.09
7. East Central Lower	-2.46	-2.43	5	-0.03
8. Southwest Lower	-1.59	-1.57	12	-0.02
9. South Central Lower	-1.47	-1.51	14	0.04
10. Southeast Lower	-1.89	-1.87	14	-0.02

Citing This Page

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