ValueRankAnomalyMean

Divisional Palmer Z-Index

November 1958 - January 1959

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Rank:

Anomaly:

Mean:

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November 1958 - January 1959 Oregon Divisional Palmer Z-Index

Climate Division	Value	Rank 130 Years	Anomaly	1901-2000 Mean
1. Coastal Area	0.80	104	0.83	-0.03
2. Willamette Valley	1.00	106	1.03	-0.03
3. Southwestern Valleys	-0.28	63	-0.23	-0.05
4. Northern Cascades	0.61	98	0.67	-0.05
5. High Plateau	-1.11	33	-1.05	-0.05
6. North Central	1.07	98	1.02	0.06
7. South Central	-1.57	25	-1.58	0.01
8. Northeast	1.26	102	1.13	0.13
9. Southeast	-1.69	12	-1.71	0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published July 2025, retrieved on July 18, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping