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 (117.50")
1901-1940 Base Period
189506 - 189905 117.23" 24 -0.27"
189606 - 190005 117.74" 26 0.24"
189706 - 190105 116.87" 22 -0.63"
189806 - 190205 116.55" 21 -0.95"
189906 - 190305 118.68" 29 1.18"
190006 - 190405 117.90" 27 0.40"
190106 - 190505 117.98" 28 0.48"
190206 - 190605 121.53" 34 4.03"
190306 - 190705 122.23" 37 4.73"
190406 - 190805 125.91" 42 8.41"
190506 - 190905 125.32" 41 7.82"
190606 - 191005 121.95" 36 4.45"
190706 - 191105 115.15" 11 -2.35"
190806 - 191205 115.26" 12 -2.24"
190906 - 191305 115.27" 13 -2.23"
191006 - 191405 116.46" 18 -1.04"
191106 - 191505 120.79" 32 3.29"
191206 - 191605 121.09" 33 3.59"
191306 - 191705 120.32" 31 2.82"
191406 - 191805 116.10" 17 -1.40"
191506 - 191905 115.95" 16 -1.55"
191606 - 192005 115.34" 14 -2.16"
191706 - 192105 117.13" 23 -0.37"
191806 - 192205 123.35" 39 5.85"
191906 - 192305 121.55" 35 4.05"
192006 - 192405 119.69" 30 2.19"
192106 - 192505 114.78" 10 -2.72"
192206 - 192605 112.04" 3 -5.46"
192306 - 192705 116.53" 20 -0.97"
192406 - 192805 116.52" 19 -0.98"
192506 - 192905 123.44" 40 5.94"
192606 - 193005 122.84" 38 5.34"
192706 - 193105 114.24" 6 -3.26"
192806 - 193205 114.33" 7 -3.17"
192906 - 193305 112.65" 4 -4.85"
193006 - 193405 109.13" 1 -8.37"
193106 - 193505 114.47" 9 -3.03"
193206 - 193605 112.71" 5 -4.79"
193306 - 193705 110.49" 2 -7.01"
193406 - 193805 117.42" 25 -0.08"
193506 - 193905 115.57" 15 -1.93"
193606 - 194005 114.45" 8 -3.05"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 19, 2019 from https://www.ncdc.noaa.gov/cag/