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 (24.10")
1901-1966 Base Period
189506 - 189603 22.82" 15 -1.28"
189606 - 189703 26.16" 63 2.06"
189706 - 189803 22.86" 17 -1.24"
189806 - 189903 25.53" 55 1.43"
189906 - 190003 23.02" 19 -1.08"
190006 - 190103 24.64" 41 0.54"
190106 - 190203 22.94" 18 -1.16"
190206 - 190303 27.18" 69 3.08"
190306 - 190403 23.39" 25 -0.71"
190406 - 190503 23.37" 24 -0.73"
190506 - 190603 26.10" 62 2.00"
190606 - 190703 27.11" 68 3.01"
190706 - 190803 24.96" 46 0.86"
190806 - 190903 24.00" 31 -0.10"
190906 - 191003 23.32" 23 -0.78"
191006 - 191103 21.26" 8 -2.84"
191106 - 191203 25.66" 59 1.56"
191206 - 191303 24.77" 44 0.67"
191306 - 191403 23.95" 30 -0.15"
191406 - 191503 24.20" 36 0.10"
191506 - 191603 27.22" 70 3.12"
191606 - 191703 23.24" 21 -0.86"
191706 - 191803 19.53" 1 -4.57"
191806 - 191903 24.65" 42 0.55"
191906 - 192003 25.49" 54 1.39"
192006 - 192103 25.01" 48 0.91"
192106 - 192203 24.97" 47 0.87"
192206 - 192303 22.49" 12 -1.61"
192306 - 192403 25.04" 50 0.94"
192406 - 192503 21.42" 9 -2.68"
192506 - 192603 24.03" 33 -0.07"
192606 - 192703 26.91" 67 2.81"
192706 - 192803 24.45" 39 0.35"
192806 - 192903 25.92" 61 1.82"
192906 - 193003 22.82" 15 -1.28"
193006 - 193103 19.99" 2 -4.11"
193106 - 193203 25.24" 51 1.14"
193206 - 193303 24.75" 43 0.65"
193306 - 193403 20.72" 3 -3.38"
193406 - 193503 23.24" 21 -0.86"
193506 - 193603 23.79" 28 -0.31"
193606 - 193703 23.45" 26 -0.65"
193706 - 193803 25.30" 53 1.20"
193806 - 193903 23.48" 27 -0.62"
193906 - 194003 21.66" 10 -2.44"
194006 - 194103 23.91" 29 -0.19"
194106 - 194203 27.23" 71 3.13"
194206 - 194303 25.65" 58 1.55"
194306 - 194403 22.50" 13 -1.60"
194406 - 194503 24.42" 38 0.32"
194506 - 194603 26.71" 66 2.61"
194606 - 194703 24.14" 34 0.04"
194706 - 194803 24.94" 45 0.84"
194806 - 194903 25.89" 60 1.79"
194906 - 195003 25.28" 52 1.18"
195006 - 195103 25.04" 50 0.94"
195106 - 195203 26.69" 65 2.59"
195206 - 195303 21.19" 7 -2.91"
195306 - 195403 20.97" 6 -3.13"
195406 - 195503 20.76" 5 -3.34"
195506 - 195603 23.15" 20 -0.95"
195606 - 195703 20.72" 3 -3.38"
195706 - 195803 26.64" 64 2.54"
195806 - 195903 24.02" 32 -0.08"
195906 - 196003 25.55" 56 1.45"
196006 - 196103 24.18" 35 0.08"
196106 - 196203 25.56" 57 1.46"
196206 - 196303 22.67" 14 -1.43"
196306 - 196403 22.09" 11 -2.01"
196406 - 196503 24.56" 40 0.46"
196506 - 196603 24.22" 37 0.12"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 22, 2019 from https://www.ncdc.noaa.gov/cag/