ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1978

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1978 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-0.54	-0.49	39	-0.05
2. East Central Mountains	-0.38	-0.36	49	-0.02
3. Southeastern Piedmont	-0.31	-0.28	47	-0.03
4. Lower Susquehanna	-0.86	-0.79	35	-0.07
5. Middle Susquehanna	-0.30	-0.22	49	-0.08
6. Upper Susquehanna	0.14	0.23	64	-0.09
7. Central Mountains	0.28	0.38	74	-0.10
8. South Central Mountains	-0.34	-0.24	53	-0.10
9. Southwest Plateau	1.41	1.44	108	-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