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 (29.44")
1901-1934 Base Period
189506 - 189605 28.37" 11 -1.07"
189606 - 189705 30.70" 29 1.26"
189706 - 189805 28.11" 10 -1.33"
189806 - 189905 30.05" 24 0.61"
189906 - 190005 28.88" 15 -0.56"
190006 - 190105 29.83" 22 0.39"
190106 - 190205 27.79" 6 -1.65"
190206 - 190305 32.18" 35 2.74"
190306 - 190405 28.10" 9 -1.34"
190406 - 190505 29.91" 23 0.47"
190506 - 190605 31.34" 31 1.90"
190606 - 190705 32.88" 38 3.44"
190706 - 190805 31.78" 33 2.34"
190806 - 190905 29.32" 17 -0.12"
190906 - 191005 27.97" 8 -1.47"
191006 - 191105 26.08" 5 -3.36"
191106 - 191205 31.89" 34 2.45"
191206 - 191305 29.33" 18 -0.11"
191306 - 191405 29.16" 16 -0.28"
191406 - 191505 30.41" 27 0.97"
191506 - 191605 32.19" 36 2.75"
191606 - 191705 28.56" 14 -0.88"
191706 - 191805 24.94" 3 -4.50"
191806 - 191905 30.26" 25 0.82"
191906 - 192005 31.58" 32 2.14"
192006 - 192105 30.35" 26 0.91"
192106 - 192205 31.16" 30 1.72"
192206 - 192305 28.46" 13 -0.98"
192306 - 192405 29.72" 20 0.28"
192406 - 192505 25.44" 4 -4.00"
192506 - 192605 28.42" 12 -1.02"
192606 - 192705 32.95" 39 3.51"
192706 - 192805 29.71" 19 0.27"
192806 - 192905 32.36" 37 2.92"
192906 - 193005 27.82" 7 -1.62"
193006 - 193105 24.35" 2 -5.09"
193106 - 193205 29.80" 21 0.36"
193206 - 193305 30.68" 28 1.24"
193306 - 193405 24.30" 1 -5.14"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 14, 2019 from https://www.ncdc.noaa.gov/cag/