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 (4.56")
1901-1925 Base Period
189509 - 189510 2.66" 1 -1.90"
189609 - 189610 4.93" 23 0.37"
189709 - 189710 3.40" 3 -1.16"
189809 - 189810 4.83" 22 0.27"
189909 - 189910 3.95" 8 -0.61"
190009 - 190010 5.68" 29 1.12"
190109 - 190110 4.09" 12 -0.47"
190209 - 190210 4.67" 19 0.11"
190309 - 190310 3.89" 7 -0.67"
190409 - 190410 3.99" 9 -0.57"
190509 - 190510 4.74" 21 0.18"
190609 - 190610 4.99" 24 0.43"
190709 - 190710 4.54" 15 -0.02"
190809 - 190810 3.86" 6 -0.70"
190909 - 190910 3.82" 5 -0.74"
191009 - 191010 4.21" 13 -0.35"
191109 - 191110 5.24" 25 0.68"
191209 - 191210 4.64" 18 0.08"
191309 - 191310 5.65" 28 1.09"
191409 - 191410 4.69" 20 0.13"
191509 - 191510 4.62" 17 0.06"
191609 - 191610 4.08" 11 -0.48"
191709 - 191710 3.55" 4 -1.01"
191809 - 191810 5.36" 27 0.80"
191909 - 191910 5.79" 30 1.23"
192009 - 192010 4.61" 16 0.05"
192109 - 192110 4.03" 10 -0.53"
192209 - 192210 3.20" 2 -1.36"
192309 - 192310 5.36" 27 0.80"
192409 - 192410 4.45" 14 -0.11"
192509 - 192510 5.87" 31 1.31"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/