ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 1967

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -0.82

Anomaly: -0.83

Rank: 35th Driest

Mean: 0.01

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September - November 1967 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	-0.59	-0.59	37	0.00
2. Willamette Valley	-0.62	-0.65	35	0.03
3. Southwestern Valleys	-1.07	-1.05	21	-0.02
4. Northern Cascades	-0.33	-0.35	53	0.02
5. High Plateau	-1.21	-1.23	24	0.02
6. North Central	-1.17	-1.23	17	0.07
7. South Central	-1.26	-1.33	19	0.07
8. Northeast	-0.38	-0.38	57	0.01
9. Southeast	-0.56	-0.54	42	-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