ValueAnomalyRankMean

Divisional Palmer Z-Index

November 2005 - January 2006

-4-3-2-11234

Iowa (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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November 2005 - January 2006 Iowa Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	0.70	0.56	86	0.14
2. North Central	0.42	0.33	78	0.09
3. Northeast	0.23	0.16	68	0.06
4. West Central	-0.59	-0.70	38	0.10
5. Central	-0.62	-0.63	37	0.01
6. East Central	-1.33	-1.25	24	-0.08
7. Southwest	-1.22	-1.23	17	0.01
8. South Central	-1.59	-1.54	17	-0.05
9. Southeast	-1.39	-1.34	22	-0.05

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published May 2025, retrieved on June 1, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping