Climate at a Glance | Divisional Mapping | National Centers for Environmental Information (NCEI)

Divisional Mapping

State:

Parameter:

Year:

Month:

Time Scale:

Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales. Data are available for bulk download.

ValueRankAnomalyMean

Divisional Palmer Z-Index

December 1927 - February 1928

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Rank:

Anomaly:

Mean:

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December 1927 - February 1928 Pennsylvania Divisional Palmer Z-Index
Climate Division	Value	Rank 130 Years	Anomaly	1901-2000 Mean
1. Pocono Mountains	0.70	98	0.64	0.06
2. East Central Mountains	1.07	104	0.93	0.14
3. Southeastern Piedmont	0.81	95	0.69	0.12
4. Lower Susquehanna	0.22	75	0.10	0.11
5. Middle Susquehanna	0.45	81	0.31	0.14
6. Upper Susquehanna	0.40	79	0.38	0.02
7. Central Mountains	0.93	103	0.83	0.09
8. South Central Mountains	-0.18	52	-0.26	0.08
9. Southwest Plateau	0.57	88	0.46	0.11
10. Northwest Plateau	1.25	113	1.18	0.07

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published July 2025, retrieved on July 16, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping

Climate at a Glance Divisional Mapping

Divisional Mapping

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