ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1951

-4-3-2-11234

Illinois (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1951 Illinois Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	1.78	1.81	117	-0.03
2. Northeast	1.72	1.77	117	-0.06
3. West	0.46	0.57	84	-0.12
4. Central	0.88	0.93	94	-0.05
5. East	1.28	1.35	101	-0.07
6. West Southwest	0.09	0.14	69	-0.05
7. East Southeast	0.89	0.94	91	-0.05
8. Southwest	1.84	1.90	118	-0.06
9. Southeast	1.65	1.67	111	-0.02

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