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 (13.73")
1901-1920 Base Period
189511 - 189604 14.27" 16 0.54"
189611 - 189704 15.79" 24 2.06"
189711 - 189804 13.37" 9 -0.36"
189811 - 189904 13.47" 12 -0.26"
189911 - 190004 14.30" 17 0.57"
190011 - 190104 12.97" 7 -0.76"
190111 - 190204 12.81" 4 -0.92"
190211 - 190304 16.22" 25 2.49"
190311 - 190404 12.73" 3 -1.00"
190411 - 190504 13.45" 11 -0.28"
190511 - 190604 14.08" 15 0.35"
190611 - 190704 14.71" 22 0.98"
190711 - 190804 14.44" 18 0.71"
190811 - 190904 13.51" 13 -0.22"
190911 - 191004 12.89" 6 -0.84"
191011 - 191104 12.58" 2 -1.15"
191111 - 191204 15.64" 23 1.91"
191211 - 191304 13.43" 10 -0.30"
191311 - 191404 13.78" 14 0.05"
191411 - 191504 13.36" 8 -0.37"
191511 - 191604 14.51" 20 0.78"
191611 - 191704 12.85" 5 -0.88"
191711 - 191804 11.41" 1 -2.32"
191811 - 191904 14.65" 21 0.92"
191911 - 192004 14.51" 20 0.78"

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/