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 (60.67")
1901-1909 Base Period
189507 - 189706 59.00" 6 -1.67"
189607 - 189806 59.24" 7 -1.43"
189707 - 189906 58.25" 2 -2.42"
189807 - 190006 58.89" 5 -1.78"
189907 - 190106 58.34" 3 -2.33"
190007 - 190206 57.48" 1 -3.19"
190107 - 190306 60.25" 8 -0.42"
190207 - 190406 60.50" 9 -0.17"
190307 - 190506 58.43" 4 -2.24"
190407 - 190606 61.18" 10 0.51"
190507 - 190706 64.04" 12 3.37"
190607 - 190806 64.64" 13 3.97"
190707 - 190906 61.21" 11 0.54"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/