NOAA's National Centers for Environmental Information
Divisional Mapping
Divisional Palmer Z-Index
October - December 1900
-4-3-2-11234
Pennsylvania (Hover over a Climate Division)
Z-IndexPalmer Z-Index: -0.99
Anomaly: -0.92
Rank: 27th Driest
Mean: -0.07
Climate Division | Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| 1. Pocono Mountains | -1.29 | -1.25 | 21 | -0.05 |
| 2. East Central Mountains | -1.77 | -1.75 | 10 | -0.02 |
| 3. Southeastern Piedmont | -2.09 | -2.06 | 8 | -0.03 |
| 4. Lower Susquehanna | -1.70 | -1.63 | 18 | -0.07 |
| 5. Middle Susquehanna | -0.72 | -0.65 | 35 | -0.08 |
| 6. Upper Susquehanna | 0.15 | 0.24 | 65 | -0.09 |
| 7. Central Mountains | -0.20 | -0.10 | 51 | -0.10 |
| 8. South Central Mountains | -0.57 | -0.47 | 43 | -0.10 |
| 9. Southwest Plateau | -0.15 | -0.12 | 51 | -0.03 |
| 10. Northwest Plateau | -0.65 | -0.61 | 34 | -0.04 |
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
