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 (14.00")
1901-1933 Base Period
189508 - 189601 12.41" 7 -1.59"
189608 - 189701 13.89" 17 -0.11"
189708 - 189801 12.98" 13 -1.02"
189808 - 189901 14.48" 25 0.48"
189908 - 190001 12.30" 5 -1.70"
190008 - 190101 14.12" 21 0.12"
190108 - 190201 12.56" 9 -1.44"
190208 - 190301 15.16" 33 1.16"
190308 - 190401 12.01" 3 -1.99"
190408 - 190501 12.04" 4 -1.96"
190508 - 190601 14.30" 24 0.30"
190608 - 190701 16.50" 37 2.50"
190708 - 190801 13.85" 16 -0.15"
190808 - 190901 12.88" 11 -1.12"
190908 - 191001 13.93" 19 -0.07"
191008 - 191101 12.35" 6 -1.65"
191108 - 191201 15.31" 34 1.31"
191208 - 191301 14.18" 22 0.18"
191308 - 191401 14.67" 27 0.67"
191408 - 191501 14.62" 26 0.62"
191508 - 191601 16.57" 38 2.57"
191608 - 191701 12.49" 8 -1.51"
191708 - 191801 11.01" 1 -2.99"
191808 - 191901 14.72" 29 0.72"
191908 - 192001 15.09" 31 1.09"
192008 - 192101 15.13" 32 1.13"
192108 - 192201 13.31" 14 -0.69"
192208 - 192301 12.62" 10 -1.38"
192308 - 192401 14.99" 30 0.99"
192408 - 192501 12.94" 12 -1.06"
192508 - 192601 14.11" 20 0.11"
192608 - 192701 16.25" 36 2.25"
192708 - 192801 14.26" 23 0.26"
192808 - 192901 13.74" 15 -0.26"
192908 - 193001 13.90" 18 -0.10"
193008 - 193101 11.72" 2 -2.28"
193108 - 193201 15.85" 35 1.85"
193208 - 193301 14.68" 28 0.68"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published December 2019, retrieved on December 15, 2019 from https://www.ncdc.noaa.gov/cag/