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 (24.19")
1901-1954 Base Period
189506 - 189603 22.82" 11 -1.37"
189606 - 189703 26.16" 52 1.97"
189706 - 189803 22.86" 13 -1.33"
189806 - 189903 25.53" 46 1.34"
189906 - 190003 23.02" 15 -1.17"
190006 - 190103 24.64" 32 0.45"
190106 - 190203 22.94" 14 -1.25"
190206 - 190303 27.18" 57 2.99"
190306 - 190403 23.39" 20 -0.80"
190406 - 190503 23.37" 19 -0.82"
190506 - 190603 26.10" 51 1.91"
190606 - 190703 27.11" 56 2.92"
190706 - 190803 24.96" 37 0.77"
190806 - 190903 24.00" 26 -0.19"
190906 - 191003 23.32" 18 -0.87"
191006 - 191103 21.26" 6 -2.93"
191106 - 191203 25.66" 48 1.47"
191206 - 191303 24.77" 35 0.58"
191306 - 191403 23.95" 25 -0.24"
191406 - 191503 24.20" 29 0.01"
191506 - 191603 27.22" 58 3.03"
191606 - 191703 23.24" 16 -0.95"
191706 - 191803 19.53" 1 -4.66"
191806 - 191903 24.65" 33 0.46"
191906 - 192003 25.49" 45 1.30"
192006 - 192103 25.01" 39 0.82"
192106 - 192203 24.97" 38 0.78"
192206 - 192303 22.49" 9 -1.70"
192306 - 192403 25.04" 41 0.85"
192406 - 192503 21.42" 7 -2.77"
192506 - 192603 24.03" 27 -0.16"
192606 - 192703 26.91" 55 2.72"
192706 - 192803 24.45" 31 0.26"
192806 - 192903 25.92" 50 1.73"
192906 - 193003 22.82" 11 -1.37"
193006 - 193103 19.99" 2 -4.20"
193106 - 193203 25.24" 42 1.05"
193206 - 193303 24.75" 34 0.56"
193306 - 193403 20.72" 3 -3.47"
193406 - 193503 23.24" 16 -0.95"
193506 - 193603 23.79" 23 -0.40"
193606 - 193703 23.45" 21 -0.74"
193706 - 193803 25.30" 44 1.11"
193806 - 193903 23.48" 22 -0.71"
193906 - 194003 21.66" 8 -2.53"
194006 - 194103 23.91" 24 -0.28"
194106 - 194203 27.23" 59 3.04"
194206 - 194303 25.65" 47 1.46"
194306 - 194403 22.50" 10 -1.69"
194406 - 194503 24.42" 30 0.23"
194506 - 194603 26.71" 54 2.52"
194606 - 194703 24.14" 28 -0.05"
194706 - 194803 24.94" 36 0.75"
194806 - 194903 25.89" 49 1.70"
194906 - 195003 25.28" 43 1.09"
195006 - 195103 25.04" 41 0.85"
195106 - 195203 26.69" 53 2.50"
195206 - 195303 21.19" 5 -3.00"
195306 - 195403 20.97" 4 -3.22"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 21, 2019 from https://www.ncdc.noaa.gov/cag/