ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 1920

-4-3-2-11234

New York (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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September - November 1920 New York Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Western Plateau	-0.75	-0.75	35	0.01
2. Eastern Plateau	0.95	0.96	97	-0.01
3. Northern Plateau	-0.03	0.07	72	-0.10
4. Coastal	0.34	0.34	82	0.00
5. Hudson Valley	0.83	0.86	92	-0.03
6. Mohawk Valley	-0.15	-0.12	63	-0.03
7. Champlain Valley	-0.06	-0.04	61	-0.02
8. St. Lawrence Valley	-0.49	-0.52	46	0.03
9. Great Lakes	-0.93	-0.91	35	-0.02
10. Central Lakes	-0.32	-0.30	51	-0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 15, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping