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
Date Value Rank Departure From Mean (2.53")
1901-1929 Base Period
189504 1.99" 3 -0.54"
189604 2.59" 20 0.06"
189704 2.42" 18 -0.11"
189804 2.02" 5 -0.51"
189904 1.78" 1 -0.75"
190004 3.41" 35 0.88"
190104 2.53" 19 0.00"
190204 1.85" 2 -0.68"
190304 1.99" 3 -0.54"
190404 2.12" 11 -0.41"
190504 2.80" 25 0.27"
190604 2.08" 8 -0.45"
190704 2.32" 15 -0.21"
190804 2.69" 22 0.16"
190904 2.28" 14 -0.25"
191004 2.06" 7 -0.47"
191104 2.85" 28 0.32"
191204 3.34" 34 0.81"
191304 2.05" 6 -0.48"
191404 2.73" 23 0.20"
191504 2.32" 15 -0.21"
191604 2.09" 9 -0.44"
191704 2.68" 21 0.15"
191804 2.82" 26 0.29"
191904 2.41" 17 -0.12"
192004 3.30" 33 0.77"
192104 2.79" 24 0.26"
192204 3.08" 32 0.55"
192304 2.84" 27 0.31"
192404 2.26" 13 -0.27"
192504 2.10" 10 -0.43"
192604 2.18" 12 -0.35"
192704 3.05" 31 0.52"
192804 2.92" 29 0.39"
192904 2.93" 30 0.40"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 21, 2019 from https://www.ncdc.noaa.gov/cag/