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 (88.33")
1901-1970 Base Period
189506 - 189805 87.18" 30 -1.15"
189606 - 189905 88.86" 38 0.53"
189706 - 190005 87.04" 28 -1.29"
189806 - 190105 88.76" 36 0.43"
189906 - 190205 86.50" 24 -1.83"
190006 - 190305 89.80" 46 1.47"
190106 - 190405 88.07" 34 -0.26"
190206 - 190505 90.19" 50 1.86"
190306 - 190605 89.35" 44 1.02"
190406 - 190705 94.13" 71 5.80"
190506 - 190805 96.00" 73 7.67"
190606 - 190905 93.98" 69 5.65"
190706 - 191005 89.07" 41 0.74"
190806 - 191105 83.37" 6 -4.96"
190906 - 191205 85.94" 19 -2.39"
191006 - 191305 87.30" 31 -1.03"
191106 - 191405 90.38" 53 2.05"
191206 - 191505 88.90" 39 0.57"
191306 - 191605 91.76" 61 3.43"
191406 - 191705 91.16" 56 2.83"
191506 - 191805 85.69" 18 -2.64"
191606 - 191905 83.76" 9 -4.57"
191706 - 192005 86.78" 26 -1.55"
191806 - 192105 92.19" 64 3.86"
191906 - 192205 93.09" 67 4.76"
192006 - 192305 89.97" 48 1.64"
192106 - 192405 89.34" 43 1.01"
192206 - 192505 83.62" 8 -4.71"
192306 - 192605 83.58" 7 -4.75"
192406 - 192705 86.81" 27 -1.52"
192506 - 192805 91.08" 55 2.75"
192606 - 192905 95.02" 72 6.69"
192706 - 193005 89.89" 47 1.56"
192806 - 193105 84.53" 11 -3.80"
192906 - 193205 81.97" 3 -6.36"
193006 - 193305 84.83" 15 -3.50"
193106 - 193405 84.78" 14 -3.55"
193206 - 193505 84.67" 12 -3.66"
193306 - 193605 82.03" 4 -6.30"
193406 - 193705 86.19" 21 -2.14"
193506 - 193805 87.73" 33 -0.60"
193606 - 193905 87.53" 32 -0.80"
193706 - 194005 85.99" 20 -2.34"
193806 - 194105 84.35" 10 -3.98"
193906 - 194205 89.74" 45 1.41"
194006 - 194305 93.99" 70 5.66"
194106 - 194405 93.20" 68 4.87"
194206 - 194505 90.31" 52 1.98"
194306 - 194605 91.26" 57 2.93"
194406 - 194705 92.80" 66 4.47"
194506 - 194805 92.71" 65 4.38"
194606 - 194905 91.55" 60 3.22"
194706 - 195005 91.45" 59 3.12"
194806 - 195105 90.96" 54 2.63"
194906 - 195205 91.78" 62 3.45"
195006 - 195305 88.95" 40 0.62"
195106 - 195405 85.25" 16 -3.08"
195206 - 195505 79.64" 1 -8.69"
195306 - 195605 80.05" 2 -8.28"
195406 - 195705 82.60" 5 -5.73"
195506 - 195805 88.58" 35 0.25"
195606 - 195905 90.12" 49 1.79"
195706 - 196005 92.08" 63 3.75"
195806 - 196105 89.29" 42 0.96"
195906 - 196205 90.28" 51 1.95"
196006 - 196305 87.04" 28 -1.29"
196106 - 196405 85.31" 17 -3.02"
196206 - 196505 84.75" 13 -3.58"
196306 - 196605 86.37" 23 -1.96"
196406 - 196705 86.28" 22 -2.05"
196506 - 196805 86.57" 25 -1.76"
196606 - 196905 88.80" 37 0.47"
196706 - 197005 91.29" 58 2.96"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/