ValueAnomalyRankMean

Divisional Palmer Z-Index

August - October 1982

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.59

Anomaly: -1.66

Rank: 16th Driest

Mean: 0.07

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August - October 1982 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-1.37	-1.42	19	0.04
2. East Central Mountains	-0.57	-0.67	42	0.09
3. Southeastern Piedmont	-1.30	-1.40	25	0.10
4. Lower Susquehanna	-1.47	-1.59	16	0.11
5. Middle Susquehanna	-1.19	-1.29	22	0.10
6. Upper Susquehanna	-2.10	-2.18	6	0.08
7. Central Mountains	-1.18	-1.22	23	0.04
8. South Central Mountains	-0.79	-0.80	37	0.01
9. Southwest Plateau	-1.28	-1.30	24	0.02
10. Northwest Plateau	-1.37	-1.41	18	0.04

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on April 3, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping