ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1915

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Iowa (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1915 Iowa Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	0.93	0.79	90	0.14
2. North Central	0.69	0.57	85	0.12
3. Northeast	0.20	0.13	61	0.08
4. West Central	0.55	0.44	83	0.11
5. Central	-0.19	-0.21	57	0.02
6. East Central	-0.32	-0.24	53	-0.08
7. Southwest	-0.26	-0.29	54	0.03
8. South Central	-0.93	-0.88	31	-0.05
9. Southeast	-0.29	-0.23	55	-0.07

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on April 3, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping