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 (88.36")
1901-1957 Base Period
189506 - 189805 87.18" 24 -1.18"
189606 - 189905 88.86" 30 0.50"
189706 - 190005 87.04" 23 -1.32"
189806 - 190105 88.76" 29 0.40"
189906 - 190205 86.50" 20 -1.86"
190006 - 190305 89.80" 37 1.44"
190106 - 190405 88.07" 28 -0.29"
190206 - 190505 90.19" 40 1.83"
190306 - 190605 89.35" 35 0.99"
190406 - 190705 94.13" 58 5.77"
190506 - 190805 96.00" 60 7.64"
190606 - 190905 93.98" 56 5.62"
190706 - 191005 89.07" 33 0.71"
190806 - 191105 83.37" 6 -4.99"
190906 - 191205 85.94" 17 -2.42"
191006 - 191305 87.30" 25 -1.06"
191106 - 191405 90.38" 42 2.02"
191206 - 191505 88.90" 31 0.54"
191306 - 191605 91.76" 49 3.40"
191406 - 191705 91.16" 45 2.80"
191506 - 191805 85.69" 16 -2.67"
191606 - 191905 83.76" 9 -4.60"
191706 - 192005 86.78" 21 -1.58"
191806 - 192105 92.19" 51 3.83"
191906 - 192205 93.09" 54 4.73"
192006 - 192305 89.97" 39 1.61"
192106 - 192405 89.34" 34 0.98"
192206 - 192505 83.62" 8 -4.74"
192306 - 192605 83.58" 7 -4.78"
192406 - 192705 86.81" 22 -1.55"
192506 - 192805 91.08" 44 2.72"
192606 - 192905 95.02" 59 6.66"
192706 - 193005 89.89" 38 1.53"
192806 - 193105 84.53" 11 -3.83"
192906 - 193205 81.97" 3 -6.39"
193006 - 193305 84.83" 14 -3.53"
193106 - 193405 84.78" 13 -3.58"
193206 - 193505 84.67" 12 -3.69"
193306 - 193605 82.03" 4 -6.33"
193406 - 193705 86.19" 19 -2.17"
193506 - 193805 87.73" 27 -0.63"
193606 - 193905 87.53" 26 -0.83"
193706 - 194005 85.99" 18 -2.37"
193806 - 194105 84.35" 10 -4.01"
193906 - 194205 89.74" 36 1.38"
194006 - 194305 93.99" 57 5.63"
194106 - 194405 93.20" 55 4.84"
194206 - 194505 90.31" 41 1.95"
194306 - 194605 91.26" 46 2.90"
194406 - 194705 92.80" 53 4.44"
194506 - 194805 92.71" 52 4.35"
194606 - 194905 91.55" 48 3.19"
194706 - 195005 91.45" 47 3.09"
194806 - 195105 90.96" 43 2.60"
194906 - 195205 91.78" 50 3.42"
195006 - 195305 88.95" 32 0.59"
195106 - 195405 85.25" 15 -3.11"
195206 - 195505 79.64" 1 -8.72"
195306 - 195605 80.05" 2 -8.31"
195406 - 195705 82.60" 5 -5.76"

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/