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
189511 - 189605 17.23" 4 17.23"
189611 - 189705 17.91" 5 17.91"
189711 - 189805 16.60" 2 16.60"
189811 - 189905 16.21" 1 16.21"
189911 - 190005 16.75" 3 16.75"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/