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 (58.69")
1901-1905 Base Period
189505 - 189704 59.83" 8 1.14"
189605 - 189804 58.54" 4 -0.15"
189705 - 189904 57.54" 3 -1.15"
189805 - 190004 59.71" 7 1.02"
189905 - 190104 58.79" 5 0.10"
190005 - 190204 57.07" 1 -1.62"
190105 - 190304 59.62" 6 0.93"
190205 - 190404 60.69" 9 2.00"
190305 - 190504 57.28" 2 -1.41"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 21, 2019 from https://www.ncdc.noaa.gov/cag/