ValueAnomalyRankMean

Divisional Palmer Z-Index

November 1968 - January 1969

-4-3-2-11234

Illinois (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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November 1968 - January 1969 Illinois Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	1.43	1.47	114	-0.03
2. Northeast	1.09	1.15	105	-0.06
3. West	1.91	1.98	121	-0.06
4. Central	1.21	1.20	106	0.00
5. East	1.21	1.22	105	-0.01
6. West Southwest	1.69	1.68	116	0.00
7. East Southeast	1.51	1.53	112	-0.01
8. Southwest	2.27	2.28	125	-0.01
9. Southeast	2.08	2.07	124	0.01

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