ValueAnomalyRankMean

Divisional Palmer Z-Index Rank (130 years)

October - December 1924

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 1924 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	1.29	1.40	117	-0.11
2. Willamette Valley	1.10	1.18	110	-0.08
3. Southwestern Valleys	1.44	1.57	120	-0.13
4. Northern Cascades	0.97	1.06	111	-0.09
5. High Plateau	1.03	1.14	106	-0.11
6. North Central	1.04	1.04	103	0.01
7. South Central	0.98	1.00	104	-0.03
8. Northeast	0.94	0.92	95	0.03
9. Southeast	0.72	0.74	97	-0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping