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 (8.30")
1901-1915 Base Period
189504 - 189506 7.82" 8 -0.48"
189604 - 189606 8.19" 12 -0.11"
189704 - 189706 7.42" 4 -0.88"
189804 - 189806 8.32" 14 0.02"
189904 - 189906 7.49" 5 -0.81"
190004 - 190006 8.89" 17 0.59"
190104 - 190106 7.79" 7 -0.51"
190204 - 190206 7.74" 6 -0.56"
190304 - 190306 7.88" 10 -0.42"
190404 - 190406 7.82" 8 -0.48"
190504 - 190506 9.84" 21 1.54"
190604 - 190606 8.28" 13 -0.02"
190704 - 190706 8.89" 17 0.59"
190804 - 190806 9.84" 21 1.54"
190904 - 190906 8.55" 15 0.25"
191004 - 191006 7.13" 2 -1.17"
191104 - 191106 7.02" 1 -1.28"
191204 - 191206 8.94" 18 0.64"
191304 - 191306 7.27" 3 -1.03"
191404 - 191406 8.06" 11 -0.24"
191504 - 191506 9.39" 19 1.09"

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/