ValueAnomalyRankMean

Divisional Palmer Z-Index

August - October 1986

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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August - October 1986 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-0.15	-0.19	56	0.04
2. East Central Mountains	-0.45	-0.54	47	0.09
3. Southeastern Piedmont	-0.79	-0.89	37	0.10
4. Lower Susquehanna	-1.35	-1.46	21	0.11
5. Middle Susquehanna	-0.20	-0.30	58	0.10
6. Upper Susquehanna	-0.06	-0.14	56	0.08
7. Central Mountains	0.36	0.32	74	0.04
8. South Central Mountains	-1.11	-1.12	22	0.01
9. Southwest Plateau	0.23	0.21	72	0.02
10. Northwest Plateau	1.01	0.97	95	0.04

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 10, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping