ValueAnomalyRankMean

Divisional Palmer Z-Index Rank (130 years)

September - November 1911

Driest⇣⅒⇣ ⅓Near Normal⇡ ⅓⇡⅒Wettest

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 0.21

Anomaly: 0.21

Rank: 53rd Wettest

Mean: 0.01

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September - November 1911 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	-0.08	-0.08	62	0.00
2. Willamette Valley	0.54	0.52	87	0.03
3. Southwestern Valleys	0.45	0.47	94	-0.02
4. Northern Cascades	0.62	0.60	88	0.02
5. High Plateau	0.95	0.94	108	0.02
6. North Central	0.59	0.53	90	0.07
7. South Central	0.68	0.61	102	0.07
8. Northeast	0.07	0.06	79	0.01
9. Southeast	-0.07	-0.05	68	-0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 29, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping