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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Dates Value Rank Departure From Mean (148.28")
1901-1929 Base Period
189506 - 190005 146.11" 9 -2.17"
189606 - 190105 147.57" 16 -0.71"
189706 - 190205 144.66" 4 -3.62"
189806 - 190305 148.73" 20 0.45"
189906 - 190405 146.78" 12 -1.50"
190006 - 190505 147.81" 17 -0.47"
190106 - 190605 149.32" 22 1.04"
190206 - 190705 154.41" 29 6.13"
190306 - 190805 154.01" 28 5.73"
190406 - 190905 155.23" 30 6.95"
190506 - 191005 153.29" 27 5.01"
190606 - 191105 148.03" 18 -0.25"
190706 - 191205 147.04" 14 -1.24"
190806 - 191305 144.59" 3 -3.69"
190906 - 191405 144.43" 2 -3.85"
191006 - 191505 146.87" 13 -1.41"
191106 - 191605 152.98" 26 4.70"
191206 - 191705 149.65" 23 1.37"
191306 - 191805 145.26" 7 -3.02"
191406 - 191905 146.36" 11 -1.92"
191506 - 192005 147.53" 15 -0.75"
191606 - 192105 145.69" 8 -2.59"
191706 - 192205 148.29" 19 0.01"
191806 - 192305 151.81" 25 3.53"
191906 - 192405 151.27" 24 2.99"
192006 - 192505 145.13" 6 -3.15"
192106 - 192605 143.20" 1 -5.08"
192206 - 192705 144.99" 5 -3.29"
192306 - 192805 146.24" 10 -2.04"
192406 - 192905 148.88" 21 0.60"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 17, 2019 from https://www.ncdc.noaa.gov/cag/