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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Download: xml csv json
Dates Value Rank Departure From Mean (88.34")
1901-1944 Base Period
189506 - 189805 87.18" 20 -1.16"
189606 - 189905 88.86" 26 0.52"
189706 - 190005 87.04" 19 -1.30"
189806 - 190105 88.76" 25 0.42"
189906 - 190205 86.50" 16 -1.84"
190006 - 190305 89.80" 32 1.46"
190106 - 190405 88.07" 24 -0.27"
190206 - 190505 90.19" 35 1.85"
190306 - 190605 89.35" 30 1.01"
190406 - 190705 94.13" 45 5.79"
190506 - 190805 96.00" 47 7.66"
190606 - 190905 93.98" 43 5.64"
190706 - 191005 89.07" 28 0.73"
190806 - 191105 83.37" 3 -4.97"
190906 - 191205 85.94" 13 -2.40"
191006 - 191305 87.30" 21 -1.04"
191106 - 191405 90.38" 36 2.04"
191206 - 191505 88.90" 27 0.56"
191306 - 191605 91.76" 39 3.42"
191406 - 191705 91.16" 38 2.82"
191506 - 191805 85.69" 12 -2.65"
191606 - 191905 83.76" 6 -4.58"
191706 - 192005 86.78" 17 -1.56"
191806 - 192105 92.19" 40 3.85"
191906 - 192205 93.09" 41 4.75"
192006 - 192305 89.97" 34 1.63"
192106 - 192405 89.34" 29 1.00"
192206 - 192505 83.62" 5 -4.72"
192306 - 192605 83.58" 4 -4.76"
192406 - 192705 86.81" 18 -1.53"
192506 - 192805 91.08" 37 2.74"
192606 - 192905 95.02" 46 6.68"
192706 - 193005 89.89" 33 1.55"
192806 - 193105 84.53" 8 -3.81"
192906 - 193205 81.97" 1 -6.37"
193006 - 193305 84.83" 11 -3.51"
193106 - 193405 84.78" 10 -3.56"
193206 - 193505 84.67" 9 -3.67"
193306 - 193605 82.03" 2 -6.31"
193406 - 193705 86.19" 15 -2.15"
193506 - 193805 87.73" 23 -0.61"
193606 - 193905 87.53" 22 -0.81"
193706 - 194005 85.99" 14 -2.35"
193806 - 194105 84.35" 7 -3.99"
193906 - 194205 89.74" 31 1.40"
194006 - 194305 93.99" 44 5.65"
194106 - 194405 93.20" 42 4.86"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 22, 2019 from https://www.ncdc.noaa.gov/cag/