ValueAnomalyRankMean

Divisional Palmer Z-Index

November 2015 - January 2016

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Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 1.41

Anomaly: 1.44

Rank: 18th Wettest

Mean: -0.03

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November 2015 - January 2016 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	1.96	1.98	125	-0.03
2. Willamette Valley	1.70	1.73	120	-0.03
3. Southwestern Valleys	2.16	2.22	123	-0.05
4. Northern Cascades	1.07	1.12	110	-0.05
5. High Plateau	1.33	1.38	110	-0.05
6. North Central	1.33	1.27	106	0.06
7. South Central	1.41	1.40	106	0.01
8. Northeast	0.45	0.32	76	0.13
9. Southeast	1.18	1.16	103	0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on April 3, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping