ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1996

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Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 3.57

Anomaly: 3.67

Rank: Wettest

Mean: -0.10

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October - December 1996 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	2.30	2.41	129	-0.11
2. Willamette Valley	3.19	3.27	130	-0.08
3. Southwestern Valleys	3.39	3.52	130	-0.13
4. Northern Cascades	3.21	3.30	130	-0.09
5. High Plateau	3.08	3.19	127	-0.11
6. North Central	3.98	3.97	129	0.01
7. South Central	2.30	2.33	126	-0.03
8. Northeast	2.74	2.71	129	0.03
9. Southeast	1.32	1.35	115	-0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 27, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping