Climate at a Glance

Regional Time Series

Choose from the options below and click "Plot" to create a time series graph.
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.


Place mouse on axis and left-click to pan; wheel up/down for zoom in/out (or shift key+left-click).

Download: xml csv json
Dates Value Rank Departure From Mean (13.23")
1901-1909 Base Period
189501 - 189504 10.81" 2 -2.42"
189601 - 189604 13.01" 7 -0.22"
189701 - 189704 12.01" 5 -1.22"
189801 - 189804 14.27" 11 1.04"
189901 - 189904 13.13" 8 -0.10"
190001 - 190004 15.18" 13 1.95"
190101 - 190104 13.55" 10 0.32"
190201 - 190204 14.30" 12 1.07"
190301 - 190304 15.45" 14 2.22"
190401 - 190404 12.95" 6 -0.28"
190501 - 190504 10.52" 1 -2.71"
190601 - 190604 11.56" 4 -1.67"
190701 - 190704 11.22" 3 -2.01"
190801 - 190804 13.28" 9 0.05"
190901 - 190904 16.26" 15 3.03"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published December 2019, retrieved on December 12, 2019 from https://www.ncdc.noaa.gov/cag/