ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1951

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Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 2.03

Anomaly: 2.13

Rank: 10th Wettest

Mean: -0.10

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October - December 1951 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	1.12	1.23	115	-0.11
2. Willamette Valley	1.21	1.29	113	-0.08
3. Southwestern Valleys	1.84	1.97	122	-0.13
4. Northern Cascades	1.43	1.52	121	-0.09
5. High Plateau	2.14	2.25	123	-0.11
6. North Central	1.04	1.03	103	0.01
7. South Central	1.52	1.54	114	-0.03
8. Northeast	1.57	1.55	109	0.03
9. Southeast	1.61	1.64	121	-0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 26, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping