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 (11.77")
1901-1954 Base Period
189512 - 189604 11.98" 35 0.21"
189612 - 189704 12.72" 50 0.95"
189712 - 189804 11.08" 12 -0.69"
189812 - 189904 11.21" 16 -0.56"
189912 - 190004 12.31" 42 0.54"
190012 - 190104 10.60" 8 -1.17"
190112 - 190204 11.36" 18 -0.41"
190212 - 190304 13.23" 55 1.46"
190312 - 190404 10.90" 11 -0.87"
190412 - 190504 12.43" 46 0.66"
190512 - 190604 11.89" 32 0.12"
190612 - 190704 12.22" 40 0.45"
190712 - 190804 12.19" 39 0.42"
190812 - 190904 11.84" 29 0.07"
190912 - 191004 9.94" 2 -1.83"
191012 - 191104 10.82" 10 -0.95"
191112 - 191204 13.53" 59 1.76"
191212 - 191304 11.91" 33 0.14"
191312 - 191404 11.47" 21 -0.30"
191412 - 191504 11.85" 30 0.08"
191512 - 191604 12.41" 45 0.64"
191612 - 191704 11.34" 17 -0.43"
191712 - 191804 10.46" 6 -1.31"
191812 - 191904 12.33" 43 0.56"
191912 - 192004 11.71" 27 -0.06"
192012 - 192104 11.94" 34 0.17"
192112 - 192204 13.25" 56 1.48"
192212 - 192304 12.23" 41 0.46"
192312 - 192404 11.14" 15 -0.63"
192412 - 192504 10.35" 5 -1.42"
192512 - 192604 10.56" 7 -1.21"
192612 - 192704 12.80" 52 1.03"
192712 - 192804 11.11" 14 -0.66"
192812 - 192904 11.86" 31 0.09"
192912 - 193004 10.34" 4 -1.43"
193012 - 193104 9.06" 1 -2.71"
193112 - 193204 13.31" 57 1.54"
193212 - 193304 12.12" 38 0.35"
193312 - 193404 10.24" 3 -1.53"
193412 - 193504 11.49" 22 -0.28"
193512 - 193604 11.37" 20 -0.40"
193612 - 193704 13.49" 58 1.72"
193712 - 193804 12.94" 54 1.17"
193812 - 193904 11.36" 18 -0.41"
193912 - 194004 12.10" 37 0.33"
194012 - 194104 11.79" 28 0.02"
194112 - 194204 11.69" 26 -0.08"
194212 - 194304 11.49" 22 -0.28"
194312 - 194404 12.61" 47 0.84"
194412 - 194504 12.78" 51 1.01"
194512 - 194604 11.63" 25 -0.14"
194612 - 194704 10.68" 9 -1.09"
194712 - 194804 12.05" 36 0.28"
194812 - 194904 12.71" 48 0.94"
194912 - 195004 12.38" 44 0.61"
195012 - 195104 11.49" 22 -0.28"
195112 - 195204 12.89" 53 1.12"
195212 - 195304 12.72" 50 0.95"
195312 - 195404 11.09" 13 -0.68"

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/