NOAA's National Centers for Environmental Information
Divisional Mapping
Divisional Palmer Z-Index
October - December 1895
-4-3-2-11234
Washington (Hover over a Climate Division)
Z-IndexPalmer Z-Index: -1.34
Anomaly: -1.26
Rank: 22nd Driest
Mean: -0.07
Climate Division | Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| 1. West Olympic Coast | -0.08 | -0.05 | 61 | -0.04 |
| 2. North East Olympic San Juan | -1.89 | -1.94 | 15 | 0.05 |
| 3. Puget Sound Lowlands | -1.64 | -1.54 | 18 | -0.09 |
| 4. East Olympic Cascade Foothills | -0.79 | -0.73 | 34 | -0.06 |
| 5. Cascade Mountains West | -0.99 | -0.92 | 29 | -0.07 |
| 6. East Slope Cascades | -1.28 | -1.24 | 23 | -0.04 |
| 7. Okanogan Big Bend | -1.15 | -1.09 | 20 | -0.06 |
| 8. Central Basin | -1.03 | -1.04 | 27 | 0.02 |
| 9. Northeastern | -1.73 | -1.54 | 16 | -0.19 |
| 10. Palouse Blue Mountains | -1.52 | -1.54 | 21 | 0.02 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 12, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping
