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 (43.47")
1901-1920 Base Period
189511 - 189704 45.81" 21 2.34"
189611 - 189804 42.79" 10 -0.68"
189711 - 189904 43.91" 13 0.44"
189811 - 190004 42.64" 8 -0.83"
189911 - 190104 43.92" 14 0.45"
190011 - 190204 40.42" 3 -3.05"
190111 - 190304 44.98" 17 1.51"
190211 - 190404 44.74" 15 1.27"
190311 - 190504 41.49" 5 -1.98"
190411 - 190604 45.37" 19 1.90"
190511 - 190704 46.67" 24 3.20"
190611 - 190804 45.81" 21 2.34"
190711 - 190904 44.85" 16 1.38"
190811 - 191004 41.93" 6 -1.54"
190911 - 191104 39.59" 2 -3.88"
191011 - 191204 43.55" 12 0.08"
191111 - 191304 45.35" 18 1.88"
191211 - 191404 42.62" 7 -0.85"
191311 - 191504 42.78" 9 -0.69"
191411 - 191604 46.56" 22 3.09"
191511 - 191704 43.31" 11 -0.16"
191611 - 191804 37.84" 1 -5.63"
191711 - 191904 41.06" 4 -2.41"
191811 - 192004 46.64" 23 3.17"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 21, 2019 from https://www.ncdc.noaa.gov/cag/