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 (14.69")
1901-1919 Base Period
189512 - 189605 14.94" 15 0.25"
189612 - 189705 14.84" 13 0.15"
189712 - 189805 14.31" 9 -0.38"
189812 - 189905 13.95" 6 -0.74"
189912 - 190005 14.76" 12 0.07"
190012 - 190105 13.26" 4 -1.43"
190112 - 190205 14.36" 10 -0.33"
190212 - 190305 16.24" 22 1.55"
190312 - 190405 13.49" 5 -1.20"
190412 - 190505 16.17" 21 1.48"
190512 - 190605 15.05" 16 0.36"
190612 - 190705 15.67" 19 0.98"
190712 - 190805 16.32" 23 1.63"
190812 - 190905 14.88" 14 0.19"
190912 - 191005 12.53" 1 -2.16"
191012 - 191105 12.79" 2 -1.90"
191112 - 191205 16.42" 24 1.73"
191212 - 191305 14.42" 11 -0.27"
191312 - 191405 13.95" 6 -0.74"
191412 - 191505 15.74" 20 1.05"
191512 - 191605 15.29" 17 0.60"
191612 - 191705 13.98" 8 -0.71"
191712 - 191805 13.05" 3 -1.64"
191812 - 191905 15.53" 18 0.84"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 22, 2019 from https://www.ncdc.noaa.gov/cag/