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 (11.72")
1901-1920 Base Period
189512 - 189604 11.98" 16 0.26"
189612 - 189704 12.72" 23 1.00"
189712 - 189804 11.08" 6 -0.64"
189812 - 189904 11.21" 7 -0.51"
189912 - 190004 12.31" 19 0.59"
190012 - 190104 10.60" 3 -1.12"
190112 - 190204 11.36" 9 -0.36"
190212 - 190304 13.23" 24 1.51"
190312 - 190404 10.90" 5 -0.82"
190412 - 190504 12.43" 22 0.71"
190512 - 190604 11.89" 14 0.17"
190612 - 190704 12.22" 18 0.50"
190712 - 190804 12.19" 17 0.47"
190812 - 190904 11.84" 12 0.12"
190912 - 191004 9.94" 1 -1.78"
191012 - 191104 10.82" 4 -0.90"
191112 - 191204 13.53" 25 1.81"
191212 - 191304 11.91" 15 0.19"
191312 - 191404 11.47" 10 -0.25"
191412 - 191504 11.85" 13 0.13"
191512 - 191604 12.41" 21 0.69"
191612 - 191704 11.34" 8 -0.38"
191712 - 191804 10.46" 2 -1.26"
191812 - 191904 12.33" 20 0.61"
191912 - 192004 11.71" 11 -0.01"

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/