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 (23.95")
1901-1920 Base Period
189507 - 189604 22.46" 6 -1.49"
189607 - 189704 25.94" 21 1.99"
189707 - 189804 22.00" 3 -1.95"
189807 - 189904 24.24" 16 0.29"
189907 - 190004 23.46" 11 -0.49"
190007 - 190104 24.14" 15 0.19"
190107 - 190204 22.19" 5 -1.76"
190207 - 190304 26.28" 23 2.33"
190307 - 190404 22.63" 7 -1.32"
190407 - 190504 23.06" 9 -0.89"
190507 - 190604 24.88" 19 0.93"
190607 - 190704 26.39" 24 2.44"
190707 - 190804 24.53" 17 0.58"
190807 - 190904 23.26" 10 -0.69"
190907 - 191004 22.15" 4 -1.80"
191007 - 191104 21.63" 2 -2.32"
191107 - 191204 26.80" 25 2.85"
191207 - 191304 24.11" 14 0.16"
191307 - 191404 23.97" 13 0.02"
191407 - 191504 23.67" 12 -0.28"
191507 - 191604 26.13" 22 2.18"
191607 - 191704 22.68" 8 -1.27"
191707 - 191804 19.91" 1 -4.04"
191807 - 191904 24.81" 18 0.86"
191907 - 192004 25.82" 20 1.87"

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/