Value Anomaly Rank Mean

Divisional Palmer Z-Index

December 1902 - February 1903

-4-3-2-11234

Virginia (Hover over a Climate Division)

Z-Index Palmer Z-Index : --

Anomaly: --

Rank: -- Driest

Mean: --

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**Insufficient variability in the data record renders rank insignificant

December 1902 - February 1903 Virginia Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Tidewater	0.82	0.79	101	0.03
2. Eastern Piedmont	1.40	1.38	114	0.02
3. Western Piedmont	1.78	1.69	122	0.09
4. Northern	2.11	2.05	125	0.06
5. Central Mountain	2.12	1.95	122	0.17
6. Southwestern Mountain	1.58	1.45	115	0.14

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