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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Dates Value Rank Departure From Mean (16.11")
1901-1932 Base Period
189508 - 189602 14.46" 6 -1.65"
189608 - 189702 16.68" 24 0.57"
189708 - 189802 14.63" 9 -1.48"
189808 - 189902 16.76" 27 0.65"
189908 - 190002 14.82" 11 -1.29"
190008 - 190102 16.25" 22 0.14"
190108 - 190202 15.12" 12 -0.99"
190208 - 190302 18.19" 34 2.08"
190308 - 190402 14.44" 5 -1.67"
190408 - 190502 14.39" 4 -1.72"
190508 - 190602 16.02" 17 -0.09"
190608 - 190702 18.32" 35 2.21"
190708 - 190802 16.66" 23 0.55"
190808 - 190902 15.76" 15 -0.35"
190908 - 191002 16.04" 18 -0.07"
191008 - 191102 14.48" 7 -1.63"
191108 - 191202 17.21" 30 1.10"
191208 - 191302 16.08" 19 -0.03"
191308 - 191402 16.75" 26 0.64"
191408 - 191502 17.39" 32 1.28"
191508 - 191602 18.34" 36 2.23"
191608 - 191702 14.30" 3 -1.81"
191708 - 191802 12.73" 1 -3.38"
191808 - 191902 17.36" 31 1.25"
191908 - 192002 16.70" 25 0.59"
192008 - 192102 16.90" 29 0.79"
192108 - 192202 15.75" 14 -0.36"
192208 - 192302 14.48" 7 -1.63"
192308 - 192402 16.82" 28 0.71"
192408 - 192502 14.72" 10 -1.39"
192508 - 192602 16.16" 21 0.05"
192608 - 192702 18.97" 37 2.86"
192708 - 192802 16.10" 20 -0.01"
192808 - 192902 15.76" 15 -0.35"
192908 - 193002 15.64" 13 -0.47"
193008 - 193102 13.56" 2 -2.55"
193108 - 193202 18.08" 33 1.97"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 22, 2019 from https://www.ncdc.noaa.gov/cag/