ValueRankAnomalyMean

Divisional Palmer Z-Index

July - September 1906

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Rank:

Anomaly:

Mean:

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July - September 1906 Oregon Divisional Palmer Z-Index

Climate Division	Value	Rank 130 Years	Anomaly	1901-2000 Mean
1. Coastal Area	-0.21	73	-0.19	-0.02
2. Willamette Valley	0.01	75	0.00	0.01
3. Southwestern Valleys	0.52	98	0.46	0.05
4. Northern Cascades	-0.44	53	-0.48	0.04
5. High Plateau	0.44	91	0.34	0.11
6. North Central	-0.19	61	-0.22	0.03
7. South Central	0.55	90	0.40	0.15
8. Northeast	-0.04	68	-0.03	-0.01
9. Southeast	0.79	100	0.75	0.04

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published June 2025, retrieved on June 30, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping