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 (21.13")
1901-1929 Base Period
189508 - 189604 19.46" 6 -1.67"
189608 - 189704 22.72" 29 1.59"
189708 - 189804 19.07" 4 -2.06"
189808 - 189904 21.36" 21 0.23"
189908 - 190004 20.51" 13 -0.62"
190008 - 190104 21.07" 15 -0.06"
190108 - 190204 19.87" 10 -1.26"
190208 - 190304 23.19" 32 2.06"
190308 - 190404 19.66" 8 -1.47"
190408 - 190504 20.13" 11 -1.00"
190508 - 190604 21.36" 21 0.23"
190608 - 190704 23.09" 31 1.96"
190708 - 190804 21.53" 24 0.40"
190808 - 190904 20.25" 12 -0.88"
190908 - 191004 19.12" 5 -2.01"
191008 - 191104 19.04" 3 -2.09"
191108 - 191204 23.94" 33 2.81"
191208 - 191304 21.12" 16 -0.01"
191308 - 191404 21.33" 19 0.20"
191408 - 191504 21.22" 17 0.09"
191508 - 191604 22.56" 28 1.43"
191608 - 191704 19.46" 6 -1.67"
191708 - 191804 17.40" 1 -3.73"
191808 - 191904 22.48" 27 1.35"
191908 - 192004 22.78" 30 1.65"
192008 - 192104 22.21" 25 1.08"
192108 - 192204 22.29" 26 1.16"
192208 - 192304 19.74" 9 -1.39"
192308 - 192404 21.30" 18 0.17"
192408 - 192504 18.38" 2 -2.75"
192508 - 192604 20.65" 14 -0.48"
192608 - 192704 24.61" 34 3.48"
192708 - 192804 21.41" 22 0.28"
192808 - 192904 21.50" 23 0.37"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 18, 2019 from https://www.ncdc.noaa.gov/cag/