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 (27.18")
1901-1932 Base Period
189504 - 189602 25.28" 9 -1.90"
189604 - 189702 28.09" 24 0.91"
189704 - 189802 24.98" 5 -2.20"
189804 - 189902 27.96" 22 0.78"
189904 - 190002 25.26" 8 -1.92"
190004 - 190102 28.21" 26 1.03"
190104 - 190202 25.23" 7 -1.95"
190204 - 190302 29.02" 34 1.84"
190304 - 190402 25.29" 10 -1.89"
190404 - 190502 25.14" 6 -2.04"
190504 - 190602 29.38" 35 2.20"
190604 - 190702 29.90" 36 2.72"
190704 - 190802 28.55" 29 1.37"
190804 - 190902 28.61" 31 1.43"
190904 - 191002 27.62" 20 0.44"
191004 - 191102 24.20" 3 -2.98"
191104 - 191202 27.09" 16 -0.09"
191204 - 191302 28.01" 23 0.83"
191304 - 191402 26.66" 14 -0.52"
191404 - 191502 27.90" 21 0.72"
191504 - 191602 31.30" 37 4.12"
191604 - 191702 25.73" 11 -1.45"
191704 - 191802 23.00" 2 -4.18"
191804 - 191902 27.35" 19 0.17"
191904 - 192002 28.32" 27 1.14"
192004 - 192102 28.58" 30 1.40"
192104 - 192202 26.85" 15 -0.33"
192204 - 192302 26.26" 13 -0.92"
192304 - 192402 28.79" 33 1.61"
192404 - 192502 24.54" 4 -2.64"
192504 - 192602 25.74" 12 -1.44"
192604 - 192702 28.71" 32 1.53"
192704 - 192802 28.10" 25 0.92"
192804 - 192902 28.37" 28 1.19"
192904 - 193002 27.28" 17 0.10"
193004 - 193102 22.68" 1 -4.50"
193104 - 193202 27.29" 18 0.11"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 14, 2019 from https://www.ncdc.noaa.gov/cag/