ValueAnomalyRankMean

Divisional Palmer Z-Index

December 1984 - February 1985

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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December 1984 - February 1985 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-1.20	-1.26	7	0.06
2. East Central Mountains	-1.29	-1.43	9	0.14
3. Southeastern Piedmont	-1.20	-1.32	10	0.12
4. Lower Susquehanna	-0.90	-1.01	18	0.11
5. Middle Susquehanna	-1.12	-1.26	13	0.14
6. Upper Susquehanna	-1.15	-1.18	11	0.02
7. Central Mountains	-0.48	-0.57	31	0.09
8. South Central Mountains	-0.42	-0.50	43	0.08
9. Southwest Plateau	-0.66	-0.77	24	0.11
10. Northwest Plateau	-0.20	-0.27	50	0.07

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 25, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping