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 (29.68")
1901-1919 Base Period
189506 - 189605 28.37" 7 -1.31"
189606 - 189705 30.70" 18 1.02"
189706 - 189805 28.11" 6 -1.57"
189806 - 189905 30.05" 15 0.37"
189906 - 190005 28.88" 9 -0.80"
190006 - 190105 29.83" 13 0.15"
190106 - 190205 27.79" 3 -1.89"
190206 - 190305 32.18" 22 2.50"
190306 - 190405 28.10" 5 -1.58"
190406 - 190505 29.91" 14 0.23"
190506 - 190605 31.34" 19 1.66"
190606 - 190705 32.88" 24 3.20"
190706 - 190805 31.78" 20 2.10"
190806 - 190905 29.32" 11 -0.36"
190906 - 191005 27.97" 4 -1.71"
191006 - 191105 26.08" 2 -3.60"
191106 - 191205 31.89" 21 2.21"
191206 - 191305 29.33" 12 -0.35"
191306 - 191405 29.16" 10 -0.52"
191406 - 191505 30.41" 17 0.73"
191506 - 191605 32.19" 23 2.51"
191606 - 191705 28.56" 8 -1.12"
191706 - 191805 24.94" 1 -4.74"
191806 - 191905 30.26" 16 0.58"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 25, 2019 from https://www.ncdc.noaa.gov/cag/