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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Download: xml csv json
Dates Value Rank Departure From Mean (18.31")
1901-1931 Base Period
189504 - 189510 16.01" 3 -2.30"
189604 - 189610 18.34" 21 0.03"
189704 - 189710 16.05" 4 -2.26"
189804 - 189810 19.09" 26 0.78"
189904 - 189910 16.65" 8 -1.66"
190004 - 190010 20.06" 33 1.75"
190104 - 190110 17.17" 9 -1.14"
190204 - 190210 17.80" 16 -0.51"
190304 - 190310 17.78" 15 -0.53"
190404 - 190410 17.43" 11 -0.88"
190504 - 190510 20.64" 36 2.33"
190604 - 190610 19.96" 32 1.65"
190704 - 190710 18.98" 25 0.67"
190804 - 190810 19.59" 28 1.28"
190904 - 190910 17.81" 17 -0.50"
191004 - 191010 16.18" 5 -2.13"
191104 - 191110 18.18" 20 -0.13"
191204 - 191210 19.62" 29 1.31"
191304 - 191310 17.46" 12 -0.85"
191404 - 191410 18.37" 22 0.06"
191504 - 191510 21.01" 37 2.70"
191604 - 191610 18.04" 19 -0.27"
191704 - 191710 16.26" 6 -2.05"
191804 - 191810 17.82" 18 -0.49"
191904 - 191910 19.89" 31 1.58"
192004 - 192010 19.69" 30 1.38"
192104 - 192110 17.73" 14 -0.58"
192204 - 192210 17.21" 10 -1.10"
192304 - 192310 20.25" 35 1.94"
192404 - 192410 16.48" 7 -1.83"
192504 - 192510 17.51" 13 -0.80"
192604 - 192610 18.68" 23 0.37"
192704 - 192710 19.55" 27 1.24"
192804 - 192810 20.10" 34 1.79"
192904 - 192910 18.79" 24 0.48"
193004 - 193010 15.72" 1 -2.59"
193104 - 193110 15.89" 2 -2.42"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 16, 2019 from https://www.ncdc.noaa.gov/cag/