Value Anomaly Rank Mean

Divisional Palmer Z-Index

October - December 1988

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North Carolina (Hover over a Climate Division)

Z-Index Palmer Z-Index : -0.68

Anomaly: -0.60

Rank: 40th Driest

Mean: -0.08

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*Signifies a tie

**Insufficient variability in the data record renders rank insignificant

October - December 1988 North Carolina Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Southern Mountains	-0.30	-0.23	61	-0.06
2. Northern Mountains	-0.75	-0.70	41	-0.05
3. Northern Piedmont	-0.19	-0.06	65	-0.13
4. Central Piedmont	-0.11	0.00	66	-0.11
5. Southern Piedmont	-0.16	-0.11	63	-0.05
6. Southern Coastal Plain	-0.95	-0.93	28	-0.03
7. Central Coastal Plain	-0.85	-0.81	30	-0.04
8. Northern Coastal Plain	-0.62	-0.58	37	-0.05

Citing This Page

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