ValueRankAnomalyMean

Divisional Palmer Z-Index

September - November 2005

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Rank:

Anomaly:

Mean:

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September - November 2005 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Rank 130 Years	Anomaly	1901-2000 Mean
1. Pocono Mountains	1.45	109	1.49	-0.04
2. East Central Mountains	0.94	100	0.96	-0.03
3. Southeastern Piedmont	0.96	98	1.00	-0.04
4. Lower Susquehanna	0.25	78	0.26	-0.02
5. Middle Susquehanna	0.59	93	0.63	-0.03
6. Upper Susquehanna	1.45	112	1.48	-0.03
7. Central Mountains	0.30	78	0.34	-0.04
8. South Central Mountains	-0.25	60	-0.21	-0.04
9. Southwest Plateau	-0.49	46	-0.47	-0.03
10. Northwest Plateau	0.05	64	0.07	-0.01

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published June 2025, retrieved on June 30, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping