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
189505 - 189603 25.70" 2 25.70"
189605 - 189703 29.12" 4 29.12"
189705 - 189803 24.98" 1 24.98"
189805 - 189903 28.76" 3 28.76"

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/