ValueAnomalyRankMean

Divisional Palmer Z-Index

December 2011 - February 2012

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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December 2011 - February 2012 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-0.53	-0.59	39	0.06
2. East Central Mountains	-0.77	-0.92	25	0.14
3. Southeastern Piedmont	-0.64	-0.76	24	0.12
4. Lower Susquehanna	-0.46	-0.58	43	0.11
5. Middle Susquehanna	-0.21	-0.35	47	0.14
6. Upper Susquehanna	-0.05	-0.07	58	0.02
7. Central Mountains	0.30	0.20	70	0.09
8. South Central Mountains	0.04	-0.05	63	0.08
9. Southwest Plateau	-0.02	-0.13	56	0.11
10. Northwest Plateau	0.96	0.89	105	0.07

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 9, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping