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.


Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published February 2020, retrieved on February 25, 2020 from https://www.ncdc.noaa.gov/cag/