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 (148.30")
1901-1929 Base Period
189505 - 190004 146.54" 12 -1.76"
189605 - 190104 147.87" 18 -0.43"
189705 - 190204 143.78" 2 -4.52"
189805 - 190304 148.95" 21 0.65"
189905 - 190404 146.93" 13 -1.37"
190005 - 190504 146.52" 11 -1.78"
190105 - 190604 148.82" 20 0.52"
190205 - 190704 153.96" 28 5.66"
190305 - 190804 152.89" 27 4.59"
190405 - 190904 154.78" 30 6.48"
190505 - 191004 154.44" 29 6.14"
190605 - 191104 149.22" 22 0.92"
190705 - 191204 147.60" 15 -0.70"
190805 - 191304 146.21" 10 -2.09"
190905 - 191404 144.99" 3 -3.31"
191005 - 191504 145.57" 6 -2.73"
191105 - 191604 152.07" 26 3.77"
191205 - 191704 149.90" 23 1.60"
191305 - 191804 145.18" 5 -3.12"
191405 - 191904 145.64" 7 -2.66"
191505 - 192004 148.63" 19 0.33"
191605 - 192104 146.02" 9 -2.28"
191705 - 192204 147.82" 17 -0.48"
191805 - 192304 151.27" 24 2.97"
191905 - 192404 152.05" 25 3.75"
192005 - 192504 146.00" 8 -2.30"
192105 - 192604 143.54" 1 -4.76"
192205 - 192704 145.11" 4 -3.19"
192305 - 192804 147.03" 14 -1.27"
192405 - 192904 147.79" 16 -0.51"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 22, 2019 from https://www.ncdc.noaa.gov/cag/