ValueAnomalyRankMean

Divisional Palmer Z-Index

July - September 1920

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Louisiana (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 2.03

Anomaly: 2.07

Rank: 11th Wettest

Mean: -0.04

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July - September 1920 Louisiana Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	1.79	1.64	114	0.16
2. North Central	1.47	1.42	111	0.05
3. Northeast	2.15	2.11	121	0.04
4. West Central	1.16	1.21	107	-0.05
5. Central	1.87	1.94	119	-0.07
6. East Central	1.32	1.38	113	-0.05
7. Southwest	1.75	1.86	115	-0.11
8. South Central	1.44	1.50	117	-0.06
9. Southeast	1.29	1.37	112	-0.08

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 30, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping