ValueRankAnomalyMean

Divisional Palmer Z-Index

November 1959 - January 1960

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Rank:

Anomaly:

Mean:

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November 1959 - January 1960 Oregon Divisional Palmer Z-Index

Climate Division	Value	Rank 130 Years	Anomaly	1901-2000 Mean
1. Coastal Area	-1.94	7	-1.91	-0.03
2. Willamette Valley	-2.20	7	-2.17	-0.03
3. Southwestern Valleys	-1.69	13	-1.63	-0.05
4. Northern Cascades	-2.17	4	-2.12	-0.05
5. High Plateau	-2.75	3	-2.70	-0.05
6. North Central	-3.35	4	-3.40	0.06
7. South Central	-2.78	4	-2.79	0.01
8. Northeast	-1.60	17	-1.73	0.13
9. Southeast	-1.55	16	-1.58	0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published July 2025, retrieved on July 13, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping