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 (22.87")
1901-1931 Base Period
189502 - 189510 19.41" 2 -3.46"
189602 - 189610 22.80" 17 -0.07"
189702 - 189710 22.46" 16 -0.41"
189802 - 189810 23.16" 22 0.29"
189902 - 189910 21.75" 10 -1.12"
190002 - 190010 24.86" 32 1.99"
190102 - 190110 21.59" 9 -1.28"
190202 - 190210 23.26" 24 0.39"
190302 - 190310 23.82" 26 0.95"
190402 - 190410 22.96" 19 0.09"
190502 - 190510 25.93" 37 3.06"
190602 - 190610 24.94" 34 2.07"
190702 - 190710 23.25" 23 0.38"
190802 - 190810 24.58" 30 1.71"
190902 - 190910 22.90" 18 0.03"
191002 - 191010 19.31" 1 -3.56"
191102 - 191110 22.02" 12 -0.85"
191202 - 191210 24.91" 33 2.04"
191302 - 191310 22.35" 15 -0.52"
191402 - 191410 22.30" 14 -0.57"
191502 - 191510 25.29" 36 2.42"
191602 - 191610 21.94" 11 -0.93"
191702 - 191710 20.55" 6 -2.32"
191802 - 191810 21.39" 8 -1.48"
191902 - 191910 25.24" 35 2.37"
192002 - 192010 24.08" 27 1.21"
192102 - 192110 22.02" 12 -0.85"
192202 - 192210 23.11" 21 0.24"
192302 - 192310 24.53" 29 1.66"
192402 - 192410 20.53" 5 -2.34"
192502 - 192510 20.85" 7 -2.02"
192602 - 192610 23.04" 20 0.17"
192702 - 192710 24.86" 32 1.99"
192802 - 192810 24.33" 28 1.46"
192902 - 192910 23.62" 25 0.75"
193002 - 193010 19.44" 3 -3.43"
193102 - 193110 20.04" 4 -2.83"

Citing This Page

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