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.


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Download: xml csv json
Dates Value Rank Departure From Mean (8.35")
1901-1923 Base Period
189504 - 189506 7.82" 10 -0.53"
189604 - 189606 8.19" 14 -0.16"
189704 - 189706 7.42" 4 -0.93"
189804 - 189806 8.32" 18 -0.03"
189904 - 189906 7.49" 5 -0.86"
190004 - 190006 8.89" 23 0.54"
190104 - 190106 7.79" 9 -0.56"
190204 - 190206 7.74" 7 -0.61"
190304 - 190306 7.88" 12 -0.47"
190404 - 190406 7.82" 10 -0.53"
190504 - 190506 9.84" 29 1.49"
190604 - 190606 8.28" 17 -0.07"
190704 - 190706 8.89" 23 0.54"
190804 - 190806 9.84" 29 1.49"
190904 - 190906 8.55" 19 0.20"
191004 - 191006 7.13" 2 -1.22"
191104 - 191106 7.02" 1 -1.33"
191204 - 191206 8.94" 24 0.59"
191304 - 191306 7.27" 3 -1.08"
191404 - 191406 8.06" 13 -0.29"
191504 - 191506 9.39" 27 1.04"
191604 - 191606 8.21" 15 -0.14"
191704 - 191706 7.76" 8 -0.59"
191804 - 191806 7.66" 6 -0.69"
191904 - 191906 8.58" 20 0.23"
192004 - 192006 8.98" 25 0.63"
192104 - 192106 8.24" 16 -0.11"
192204 - 192206 8.89" 23 0.54"
192304 - 192306 9.27" 26 0.92"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published December 2019, retrieved on December 9, 2019 from https://www.ncdc.noaa.gov/cag/