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 (24.00")
1901-1929 Base Period
189508 - 189605 22.42" 8 -1.58"
189608 - 189705 24.84" 23 0.84"
189708 - 189805 22.30" 7 -1.70"
189808 - 189905 24.10" 20 0.10"
189908 - 190005 22.96" 12 -1.04"
190008 - 190105 23.73" 16 -0.27"
190108 - 190205 22.87" 10 -1.13"
190208 - 190305 26.20" 31 2.20"
190308 - 190405 22.25" 6 -1.75"
190408 - 190505 23.87" 19 -0.13"
190508 - 190605 24.52" 21 0.52"
190608 - 190705 26.54" 32 2.54"
190708 - 190805 25.66" 29 1.66"
190808 - 190905 23.29" 13 -0.71"
190908 - 191005 21.71" 4 -2.29"
191008 - 191105 21.01" 3 -2.99"
191108 - 191205 26.83" 33 2.83"
191208 - 191305 23.63" 14 -0.37"
191308 - 191405 23.81" 18 -0.19"
191408 - 191505 25.11" 25 1.11"
191508 - 191605 25.44" 27 1.44"
191608 - 191705 22.10" 5 -1.90"
191708 - 191805 19.99" 1 -4.01"
191808 - 191905 25.68" 30 1.68"
191908 - 192005 25.57" 28 1.57"
192008 - 192105 24.76" 22 0.76"
192108 - 192205 25.40" 26 1.40"
192208 - 192305 22.87" 10 -1.13"
192308 - 192405 23.72" 15 -0.28"
192408 - 192505 20.30" 2 -3.70"
192508 - 192605 22.86" 9 -1.14"
192608 - 192705 27.60" 34 3.60"
192708 - 192805 23.75" 17 -0.25"
192808 - 192905 25.01" 24 1.01"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/