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 (24.00")
1901-1907 Base Period
189501 - 189508 25.07" 9 1.07"
189601 - 189608 18.47" 2 -5.53"
189701 - 189708 23.21" 7 -0.79"
189801 - 189808 25.81" 10 1.81"
189901 - 189908 21.33" 3 -2.67"
190001 - 190008 28.53" 12 4.53"
190101 - 190108 17.78" 1 -6.22"
190201 - 190208 21.96" 4 -2.04"
190301 - 190308 26.67" 11 2.67"
190401 - 190408 23.13" 6 -0.87"
190501 - 190508 31.10" 13 7.10"
190601 - 190608 24.31" 8 0.31"
190701 - 190708 23.02" 5 -0.98"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published December 2019, retrieved on December 15, 2019 from https://www.ncdc.noaa.gov/cag/