ValueRankAnomalyMean

Divisional Palmer Z-Index

December 1905 - February 1906

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Rank:

Anomaly:

Mean:

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December 1905 - February 1906 Oregon Divisional Palmer Z-Index

Climate Division	Value	Rank 130 Years	Anomaly	1901-2000 Mean
1. Coastal Area	-0.19	60	-0.15	-0.04
2. Willamette Valley	-0.22	58	-0.17	-0.05
3. Southwestern Valleys	0.24	83	0.28	-0.04
4. Northern Cascades	-0.42	51	-0.35	-0.07
5. High Plateau	0.20	78	0.18	0.02
6. North Central	-0.85	34	-0.92	0.07
7. South Central	0.12	72	0.04	0.08
8. Northeast	-0.31	50	-0.43	0.11
9. Southeast	0.52	82	0.40	0.12

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