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 (21.62")
1901-1941 Base Period
189506 - 189602 20.41" 10 -1.21"
189606 - 189702 22.54" 34 0.92"
189706 - 189802 20.44" 12 -1.18"
189806 - 189902 22.71" 37 1.09"
189906 - 190002 20.74" 14 -0.88"
190006 - 190102 22.35" 32 0.73"
190106 - 190202 20.04" 7 -1.58"
190206 - 190302 24.17" 43 2.55"
190306 - 190402 20.29" 9 -1.33"
190406 - 190502 20.43" 11 -1.19"
190506 - 190602 22.84" 40 1.22"
190606 - 190702 24.66" 45 3.04"
190706 - 190802 22.78" 38 1.16"
190806 - 190902 21.79" 23 0.17"
190906 - 191002 22.30" 31 0.68"
191006 - 191102 19.55" 5 -2.07"
191106 - 191202 22.27" 29 0.65"
191206 - 191302 21.78" 22 0.16"
191306 - 191402 22.10" 28 0.48"
191406 - 191502 22.69" 35 1.07"
191506 - 191602 25.09" 46 3.47"
191606 - 191702 20.76" 15 -0.86"
191706 - 191802 17.68" 1 -3.94"
191806 - 191902 21.94" 25 0.32"
191906 - 192002 22.71" 37 1.09"
192006 - 192102 22.49" 33 0.87"
192106 - 192202 21.51" 19 -0.11"
192206 - 192302 20.07" 8 -1.55"
192306 - 192402 22.82" 39 1.20"
192406 - 192502 19.86" 6 -1.76"
192506 - 192602 21.72" 21 0.10"
192606 - 192702 24.32" 44 2.70"
192706 - 192802 22.06" 27 0.44"
192806 - 192902 23.11" 42 1.49"
192906 - 193002 20.84" 16 -0.78"
193006 - 193102 17.68" 1 -3.94"
193106 - 193202 22.93" 41 1.31"
193206 - 193302 22.28" 30 0.66"
193306 - 193402 18.38" 3 -3.24"
193406 - 193502 20.50" 13 -1.12"
193506 - 193602 21.69" 20 0.07"
193606 - 193702 21.30" 17 -0.32"
193706 - 193802 22.00" 26 0.38"
193806 - 193902 21.41" 18 -0.21"
193906 - 194002 19.39" 4 -2.23"
194006 - 194102 21.82" 24 0.20"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 16, 2019 from https://www.ncdc.noaa.gov/cag/