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 (21.03")
1901-1920 Base Period
189508 - 189604 19.46" 5 -1.57"
189608 - 189704 22.72" 21 1.69"
189708 - 189804 19.07" 3 -1.96"
189808 - 189904 21.36" 17 0.33"
189908 - 190004 20.51" 11 -0.52"
190008 - 190104 21.07" 12 0.04"
190108 - 190204 19.87" 8 -1.16"
190208 - 190304 23.19" 24 2.16"
190308 - 190404 19.66" 7 -1.37"
190408 - 190504 20.13" 9 -0.90"
190508 - 190604 21.36" 17 0.33"
190608 - 190704 23.09" 23 2.06"
190708 - 190804 21.53" 18 0.50"
190808 - 190904 20.25" 10 -0.78"
190908 - 191004 19.12" 4 -1.91"
191008 - 191104 19.04" 2 -1.99"
191108 - 191204 23.94" 25 2.91"
191208 - 191304 21.12" 13 0.09"
191308 - 191404 21.33" 15 0.30"
191408 - 191504 21.22" 14 0.19"
191508 - 191604 22.56" 20 1.53"
191608 - 191704 19.46" 5 -1.57"
191708 - 191804 17.40" 1 -3.63"
191808 - 191904 22.48" 19 1.45"
191908 - 192004 22.78" 22 1.75"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/