Climate at a Glance

National Time Series

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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 (26.82")
1901-1919 Base Period
189507 - 189605 25.42" 8 -1.40"
189607 - 189705 28.06" 19 1.24"
189707 - 189805 25.23" 6 -1.59"
189807 - 189905 26.98" 15 0.16"
189907 - 190005 25.91" 9 -0.91"
190007 - 190105 26.80" 14 -0.02"
190107 - 190205 25.19" 4 -1.63"
190207 - 190305 29.29" 22 2.47"
190307 - 190405 25.22" 5 -1.60"
190407 - 190505 26.80" 14 -0.02"
190507 - 190605 28.04" 18 1.22"
190607 - 190705 29.84" 24 3.02"
190707 - 190805 28.66" 20 1.84"
190807 - 190905 26.30" 10 -0.52"
190907 - 191005 24.74" 3 -2.08"
191007 - 191105 23.60" 2 -3.22"
191107 - 191205 29.69" 23 2.87"
191207 - 191305 26.62" 12 -0.20"
191307 - 191405 26.45" 11 -0.37"
191407 - 191505 27.56" 16 0.74"
191507 - 191605 29.01" 21 2.19"
191607 - 191705 25.32" 7 -1.50"
191707 - 191805 22.50" 1 -4.32"
191807 - 191905 28.01" 17 1.19"

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/