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 (88.28")
1901-1968 Base Period
189506 - 189805 87.18" 30 -1.10"
189606 - 189905 88.86" 37 0.58"
189706 - 190005 87.04" 28 -1.24"
189806 - 190105 88.76" 36 0.48"
189906 - 190205 86.50" 24 -1.78"
190006 - 190305 89.80" 45 1.52"
190106 - 190405 88.07" 34 -0.21"
190206 - 190505 90.19" 49 1.91"
190306 - 190605 89.35" 43 1.07"
190406 - 190705 94.13" 69 5.85"
190506 - 190805 96.00" 71 7.72"
190606 - 190905 93.98" 67 5.70"
190706 - 191005 89.07" 40 0.79"
190806 - 191105 83.37" 6 -4.91"
190906 - 191205 85.94" 19 -2.34"
191006 - 191305 87.30" 31 -0.98"
191106 - 191405 90.38" 52 2.10"
191206 - 191505 88.90" 38 0.62"
191306 - 191605 91.76" 59 3.48"
191406 - 191705 91.16" 55 2.88"
191506 - 191805 85.69" 18 -2.59"
191606 - 191905 83.76" 9 -4.52"
191706 - 192005 86.78" 26 -1.50"
191806 - 192105 92.19" 62 3.91"
191906 - 192205 93.09" 65 4.81"
192006 - 192305 89.97" 47 1.69"
192106 - 192405 89.34" 42 1.06"
192206 - 192505 83.62" 8 -4.66"
192306 - 192605 83.58" 7 -4.70"
192406 - 192705 86.81" 27 -1.47"
192506 - 192805 91.08" 54 2.80"
192606 - 192905 95.02" 70 6.74"
192706 - 193005 89.89" 46 1.61"
192806 - 193105 84.53" 11 -3.75"
192906 - 193205 81.97" 3 -6.31"
193006 - 193305 84.83" 15 -3.45"
193106 - 193405 84.78" 14 -3.50"
193206 - 193505 84.67" 12 -3.61"
193306 - 193605 82.03" 4 -6.25"
193406 - 193705 86.19" 21 -2.09"
193506 - 193805 87.73" 33 -0.55"
193606 - 193905 87.53" 32 -0.75"
193706 - 194005 85.99" 20 -2.29"
193806 - 194105 84.35" 10 -3.93"
193906 - 194205 89.74" 44 1.46"
194006 - 194305 93.99" 68 5.71"
194106 - 194405 93.20" 66 4.92"
194206 - 194505 90.31" 51 2.03"
194306 - 194605 91.26" 56 2.98"
194406 - 194705 92.80" 64 4.52"
194506 - 194805 92.71" 63 4.43"
194606 - 194905 91.55" 58 3.27"
194706 - 195005 91.45" 57 3.17"
194806 - 195105 90.96" 53 2.68"
194906 - 195205 91.78" 60 3.50"
195006 - 195305 88.95" 39 0.67"
195106 - 195405 85.25" 16 -3.03"
195206 - 195505 79.64" 1 -8.64"
195306 - 195605 80.05" 2 -8.23"
195406 - 195705 82.60" 5 -5.68"
195506 - 195805 88.58" 35 0.30"
195606 - 195905 90.12" 48 1.84"
195706 - 196005 92.08" 61 3.80"
195806 - 196105 89.29" 41 1.01"
195906 - 196205 90.28" 50 2.00"
196006 - 196305 87.04" 28 -1.24"
196106 - 196405 85.31" 17 -2.97"
196206 - 196505 84.75" 13 -3.53"
196306 - 196605 86.37" 23 -1.91"
196406 - 196705 86.28" 22 -2.00"
196506 - 196805 86.57" 25 -1.71"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/