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 (18.79")
1901-1948 Base Period
189510 - 189605 18.31" 17 -0.48"
189610 - 189705 20.06" 42 1.27"
189710 - 189805 18.43" 19 -0.36"
189810 - 189905 18.71" 22 -0.08"
189910 - 190005 19.16" 29 0.37"
190010 - 190105 18.38" 18 -0.41"
190110 - 190205 17.32" 11 -1.47"
190210 - 190305 21.16" 53 2.37"
190310 - 190405 17.09" 9 -1.70"
190410 - 190505 18.85" 24 0.06"
190510 - 190605 19.41" 33 0.62"
190610 - 190705 20.24" 45 1.45"
190710 - 190805 20.60" 47 1.81"
190810 - 190905 18.58" 21 -0.21"
190910 - 191005 17.02" 8 -1.77"
191010 - 191105 16.59" 5 -2.20"
191110 - 191205 21.02" 51 2.23"
191210 - 191305 18.07" 15 -0.72"
191310 - 191405 18.78" 23 -0.01"
191410 - 191505 19.76" 38 0.97"
191510 - 191605 19.24" 31 0.45"
191610 - 191705 17.59" 12 -1.20"
191710 - 191805 15.38" 3 -3.41"
191810 - 191905 20.77" 49 1.98"
191910 - 192005 20.75" 48 1.96"
192010 - 192105 18.92" 25 0.13"
192110 - 192205 20.23" 44 1.44"
192210 - 192305 19.17" 30 0.38"
192310 - 192405 17.97" 14 -0.82"
192410 - 192505 15.17" 2 -3.62"
192510 - 192605 17.92" 13 -0.87"
192610 - 192705 21.15" 52 2.36"
192710 - 192805 18.55" 20 -0.24"
192810 - 192905 19.75" 37 0.96"
192910 - 193005 18.07" 15 -0.72"
193010 - 193105 15.94" 4 -2.85"
193110 - 193205 20.17" 43 1.38"
193210 - 193305 20.01" 41 1.22"
193310 - 193405 14.76" 1 -4.03"
193410 - 193505 19.90" 40 1.11"
193510 - 193605 17.28" 10 -1.51"
193610 - 193705 19.04" 27 0.25"
193710 - 193805 20.95" 50 2.16"
193810 - 193905 16.87" 6 -1.92"
193910 - 194005 16.91" 7 -1.88"
194010 - 194105 19.14" 28 0.35"
194110 - 194205 20.34" 46 1.55"
194210 - 194305 19.33" 32 0.54"
194310 - 194405 18.95" 26 0.16"
194410 - 194505 19.67" 36 0.88"
194510 - 194605 19.62" 34 0.83"
194610 - 194705 19.67" 36 0.88"
194710 - 194805 19.88" 39 1.09"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 19, 2019 from https://www.ncdc.noaa.gov/cag/