ValueRankAnomalyMean

Divisional Palmer Z-Index

December 1968 - February 1969

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Rank:

Anomaly:

Mean:

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December 1968 - February 1969 Oregon Divisional Palmer Z-Index

Climate Division	Value	Rank 130 Years	Anomaly	1901-2000 Mean
1. Coastal Area	1.08	114	1.12	-0.04
2. Willamette Valley	0.99	105	1.04	-0.05
3. Southwestern Valleys	0.80	99	0.84	-0.04
4. Northern Cascades	0.33	87	0.40	-0.07
5. High Plateau	1.01	100	0.99	0.02
6. North Central	2.07	119	2.00	0.07
7. South Central	1.91	115	1.83	0.08
8. Northeast	1.08	102	0.97	0.11
9. Southeast	2.34	120	2.22	0.12

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published June 2025, retrieved on July 2, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping