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 (118.08")
1901-1934 Base Period
189506 - 189905 117.23" 19 -0.85"
189606 - 190005 117.74" 20 -0.34"
189706 - 190105 116.87" 17 -1.21"
189806 - 190205 116.55" 16 -1.53"
189906 - 190305 118.68" 23 0.60"
190006 - 190405 117.90" 21 -0.18"
190106 - 190505 117.98" 22 -0.10"
190206 - 190605 121.53" 28 3.45"
190306 - 190705 122.23" 31 4.15"
190406 - 190805 125.91" 36 7.83"
190506 - 190905 125.32" 35 7.24"
190606 - 191005 121.95" 30 3.87"
190706 - 191105 115.15" 7 -2.93"
190806 - 191205 115.26" 8 -2.82"
190906 - 191305 115.27" 9 -2.81"
191006 - 191405 116.46" 13 -1.62"
191106 - 191505 120.79" 26 2.71"
191206 - 191605 121.09" 27 3.01"
191306 - 191705 120.32" 25 2.24"
191406 - 191805 116.10" 12 -1.98"
191506 - 191905 115.95" 11 -2.13"
191606 - 192005 115.34" 10 -2.74"
191706 - 192105 117.13" 18 -0.95"
191806 - 192205 123.35" 33 5.27"
191906 - 192305 121.55" 29 3.47"
192006 - 192405 119.69" 24 1.61"
192106 - 192505 114.78" 6 -3.30"
192206 - 192605 112.04" 2 -6.04"
192306 - 192705 116.53" 15 -1.55"
192406 - 192805 116.52" 14 -1.56"
192506 - 192905 123.44" 34 5.36"
192606 - 193005 122.84" 32 4.76"
192706 - 193105 114.24" 4 -3.84"
192806 - 193205 114.33" 5 -3.75"
192906 - 193305 112.65" 3 -5.43"
193006 - 193405 109.13" 1 -8.95"

Citing This Page

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