ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 2009

-4-3-2-11234

Montana (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -0.24

Anomaly: -0.37

Rank: 52nd Driest

Mean: 0.13

Text Labels

Download: CSV JSON XML

September - November 2009 Montana Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Western	-0.95	-1.01	31	0.05
2. Southwestern	0.51	0.34	84	0.17
3. North Central	-0.57	-0.68	32	0.10
4. Central	0.42	0.30	83	0.12
5. South Central	-0.08	-0.18	57	0.10
6. Northeastern	0.00	-0.14	65	0.14
7. Southeastern	-0.15	-0.21	66	0.07

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 28, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping