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 (26.86")
1901-1921 Base Period
189506 - 189604 25.41" 6 -1.45"
189606 - 189704 28.58" 21 1.72"
189706 - 189804 24.88" 4 -1.98"
189806 - 189904 27.31" 17 0.45"
189906 - 190004 26.43" 11 -0.43"
190006 - 190104 27.17" 16 0.31"
190106 - 190204 24.79" 3 -2.07"
190206 - 190304 29.17" 24 2.31"
190306 - 190404 25.51" 7 -1.35"
190406 - 190504 26.17" 9 -0.69"
190506 - 190604 28.18" 20 1.32"
190606 - 190704 29.43" 26 2.57"
190706 - 190804 27.65" 18 0.79"
190806 - 190904 26.28" 10 -0.58"
190906 - 191004 25.38" 5 -1.48"
191006 - 191104 24.11" 2 -2.75"
191106 - 191204 29.00" 23 2.14"
191206 - 191304 26.82" 14 -0.04"
191306 - 191404 26.68" 13 -0.18"
191406 - 191504 26.52" 12 -0.34"
191506 - 191604 29.31" 25 2.45"
191606 - 191704 25.92" 8 -0.94"
191706 - 191804 22.35" 1 -4.51"
191806 - 191904 27.06" 15 0.20"
191906 - 192004 28.79" 22 1.93"
192006 - 192104 27.80" 19 0.94"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/