ValueAnomalyRankMean

Divisional Palmer Z-Index

August - October 1951

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -2.09

Anomaly: -2.16

Rank: 10th Driest

Mean: 0.07

Text Labels

Download: CSV JSON XML

August - October 1951 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-0.58	-0.63	42	0.04
2. East Central Mountains	-0.12	-0.21	58	0.09
3. Southeastern Piedmont	-1.04	-1.14	30	0.10
4. Lower Susquehanna	-1.56	-1.68	13	0.11
5. Middle Susquehanna	-1.43	-1.53	16	0.10
6. Upper Susquehanna	-1.82	-1.90	10	0.08
7. Central Mountains	-2.50	-2.54	3	0.04
8. South Central Mountains	-2.39	-2.40	5	0.01
9. Southwest Plateau	-2.33	-2.34	5	0.02
10. Northwest Plateau	-2.05	-2.08	6	0.04

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 27, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping