ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 2005

-4-3-2-11234

Washington (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -0.04

Anomaly: 0.03

Rank: 58th Driest

Mean: -0.07

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October - December 2005 Washington Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Olympic Coast	-0.28	-0.24	50	-0.04
2. North East Olympic San Juan	-0.43	-0.48	56	0.05
3. Puget Sound Lowlands	0.02	0.11	64	-0.09
4. East Olympic Cascade Foothills	-0.20	-0.14	56	-0.06
5. Cascade Mountains West	-0.44	-0.38	49	-0.07
6. East Slope Cascades	0.01	0.05	65	-0.04
7. Okanogan Big Bend	1.26	1.32	113	-0.06
8. Central Basin	1.33	1.31	109	0.02
9. Northeastern	0.25	0.43	83	-0.19
10. Palouse Blue Mountains	-0.54	-0.56	51	0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping