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 (15.84")
1901-1941 Base Period
189510 - 189604 15.35" 16 -0.49"
189610 - 189704 17.94" 42 2.10"
189710 - 189804 15.20" 15 -0.64"
189810 - 189904 15.97" 23 0.13"
189910 - 190004 16.71" 36 0.87"
190010 - 190104 15.72" 21 -0.12"
190110 - 190204 14.32" 5 -1.52"
190210 - 190304 18.15" 45 2.31"
190310 - 190404 14.50" 7 -1.34"
190410 - 190504 15.11" 14 -0.73"
190510 - 190604 16.25" 28 0.41"
190610 - 190704 16.79" 37 0.95"
190710 - 190804 16.47" 33 0.63"
190810 - 190904 15.54" 17 -0.30"
190910 - 191004 14.43" 6 -1.41"
191010 - 191104 14.62" 8 -1.22"
191110 - 191204 18.13" 44 2.29"
191210 - 191304 15.56" 19 -0.28"
191310 - 191404 16.30" 29 0.46"
191410 - 191504 15.87" 22 0.03"
191510 - 191604 16.36" 30 0.52"
191610 - 191704 14.95" 12 -0.89"
191710 - 191804 12.79" 1 -3.05"
191810 - 191904 17.57" 39 1.73"
191910 - 192004 17.96" 43 2.12"
192010 - 192104 16.37" 31 0.53"
192110 - 192204 17.12" 38 1.28"
192210 - 192304 16.04" 24 0.20"
192310 - 192404 15.55" 18 -0.29"
192410 - 192504 13.25" 3 -2.59"
192510 - 192604 15.71" 20 -0.13"
192610 - 192704 18.16" 46 2.32"
192710 - 192804 16.21" 26 0.37"
192810 - 192904 16.24" 27 0.40"
192910 - 193004 14.90" 11 -0.94"
193010 - 193104 13.65" 4 -2.19"
193110 - 193204 17.75" 41 1.91"
193210 - 193304 16.62" 34 0.78"
193310 - 193404 12.95" 2 -2.89"
193410 - 193504 16.18" 25 0.34"
193510 - 193604 15.03" 13 -0.81"
193610 - 193704 16.71" 36 0.87"
193710 - 193804 17.71" 40 1.87"
193810 - 193904 14.67" 9 -1.17"
193910 - 194004 14.69" 10 -1.15"
194010 - 194104 16.47" 33 0.63"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/