Climate at a Glance

National Time Series

Choose from the options below and click "Plot" to create a time series graph.
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 (0.00")
9999-0 Base Period
189501 - 189503 6.72" 2 6.72"
189601 - 189603 6.86" 3 6.86"
189701 - 189703 8.80" 5 8.80"
189801 - 189803 6.50" 1 6.50"
189901 - 189903 7.71" 4 7.71"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2019, retrieved on November 19, 2019 from https://www.ncdc.noaa.gov/cag/