ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 1949

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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September - November 1949 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-1.68	-1.64	15	-0.04
2. East Central Mountains	-1.52	-1.50	19	-0.03
3. Southeastern Piedmont	-1.73	-1.69	18	-0.04
4. Lower Susquehanna	-1.08	-1.06	29	-0.02
5. Middle Susquehanna	-1.57	-1.54	21	-0.03
6. Upper Susquehanna	-1.72	-1.70	13	-0.03
7. Central Mountains	-1.92	-1.88	12	-0.04
8. South Central Mountains	-1.22	-1.17	28	-0.04
9. Southwest Plateau	-1.89	-1.87	15	-0.03
10. Northwest Plateau	-1.98	-1.96	10	-0.01

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 18, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping