ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1984

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1984 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-1.10	-1.05	25	-0.05
2. East Central Mountains	-1.10	-1.09	28	-0.02
3. Southeastern Piedmont	-1.03	-0.99	30	-0.03
4. Lower Susquehanna	-0.42	-0.35	48	-0.07
5. Middle Susquehanna	-0.22	-0.14	52	-0.08
6. Upper Susquehanna	0.00	0.08	60	-0.09
7. Central Mountains	0.65	0.75	88	-0.10
8. South Central Mountains	0.30	0.40	73	-0.10
9. Southwest Plateau	0.94	0.97	92	-0.03
10. Northwest Plateau	0.73	0.77	92	-0.04

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 21, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping