ValueAnomalyRankMean

Divisional Palmer Z-Index

November 1954 - January 1955

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -0.49

Anomaly: -0.50

Rank: 43rd Driest

Mean: 0.01

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November 1954 - January 1955 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-0.18	-0.14	64	-0.04
2. East Central Mountains	-0.74	-0.74	34	0.00
3. Southeastern Piedmont	-0.98	-0.95	27	-0.03
4. Lower Susquehanna	-1.00	-1.01	27	0.01
5. Middle Susquehanna	-0.90	-0.93	27	0.03
6. Upper Susquehanna	-0.81	-0.80	31	-0.02
7. Central Mountains	-0.30	-0.32	49	0.02
8. South Central Mountains	-0.07	-0.09	59	0.02
9. Southwest Plateau	-0.66	-0.73	34	0.07
10. Northwest Plateau	-0.28	-0.33	48	0.05

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on April 2, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping