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 (18.71")
1901-1944 Base Period
189510 - 189605 18.31" 17 -0.40"
189610 - 189705 20.06" 38 1.35"
189710 - 189805 18.43" 19 -0.28"
189810 - 189905 18.71" 22 0.00"
189910 - 190005 19.16" 29 0.45"
190010 - 190105 18.38" 18 -0.33"
190110 - 190205 17.32" 11 -1.39"
190210 - 190305 21.16" 49 2.45"
190310 - 190405 17.09" 9 -1.62"
190410 - 190505 18.85" 24 0.14"
190510 - 190605 19.41" 33 0.70"
190610 - 190705 20.24" 41 1.53"
190710 - 190805 20.60" 43 1.89"
190810 - 190905 18.58" 21 -0.13"
190910 - 191005 17.02" 8 -1.69"
191010 - 191105 16.59" 5 -2.12"
191110 - 191205 21.02" 47 2.31"
191210 - 191305 18.07" 15 -0.64"
191310 - 191405 18.78" 23 0.07"
191410 - 191505 19.76" 35 1.05"
191510 - 191605 19.24" 31 0.53"
191610 - 191705 17.59" 12 -1.12"
191710 - 191805 15.38" 3 -3.33"
191810 - 191905 20.77" 45 2.06"
191910 - 192005 20.75" 44 2.04"
192010 - 192105 18.92" 25 0.21"
192110 - 192205 20.23" 40 1.52"
192210 - 192305 19.17" 30 0.46"
192310 - 192405 17.97" 14 -0.74"
192410 - 192505 15.17" 2 -3.54"
192510 - 192605 17.92" 13 -0.79"
192610 - 192705 21.15" 48 2.44"
192710 - 192805 18.55" 20 -0.16"
192810 - 192905 19.75" 34 1.04"
192910 - 193005 18.07" 15 -0.64"
193010 - 193105 15.94" 4 -2.77"
193110 - 193205 20.17" 39 1.46"
193210 - 193305 20.01" 37 1.30"
193310 - 193405 14.76" 1 -3.95"
193410 - 193505 19.90" 36 1.19"
193510 - 193605 17.28" 10 -1.43"
193610 - 193705 19.04" 27 0.33"
193710 - 193805 20.95" 46 2.24"
193810 - 193905 16.87" 6 -1.84"
193910 - 194005 16.91" 7 -1.80"
194010 - 194105 19.14" 28 0.43"
194110 - 194205 20.34" 42 1.63"
194210 - 194305 19.33" 32 0.62"
194310 - 194405 18.95" 26 0.24"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 18, 2019 from https://www.ncdc.noaa.gov/cag/