ValueAnomalyRankMean

Divisional Palmer Z-Index Rank (130 years)

October - December 1985

Driest⇣⅒⇣ ⅓Near Normal⇡ ⅓⇡⅒Wettest

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1985 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	-1.03	-0.92	20	-0.11
2. Willamette Valley	-0.95	-0.87	25	-0.08
3. Southwestern Valleys	-1.07	-0.94	26	-0.13
4. Northern Cascades	-0.57	-0.48	44	-0.09
5. High Plateau	-0.49	-0.38	58	-0.11
6. North Central	0.06	0.06	72	0.01
7. South Central	-0.33	-0.30	59	-0.03
8. Northeast	0.16	0.13	73	0.03
9. Southeast	-0.12	-0.09	60	-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