ValueAnomalyRankMean

Divisional Palmer Z-Index

November 1965 - January 1966

-4-3-2-11234

Illinois (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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November 1965 - January 1966 Illinois Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	1.13	1.16	107	-0.03
2. Northeast	0.93	0.99	97	-0.06
3. West	0.18	0.25	68	-0.06
4. Central	0.26	0.26	65	0.00
5. East	0.06	0.07	56	-0.01
6. West Southwest	-0.82	-0.83	33	0.00
7. East Southeast	-1.08	-1.07	25	-0.01
8. Southwest	-0.74	-0.73	36	-0.01
9. Southeast	-1.26	-1.27	17	0.01

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published June 2025, retrieved on June 16, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping