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 (45.38")
1901-1931 Base Period
189505 - 189610 44.04" 10 -1.34"
189605 - 189710 45.17" 18 -0.21"
189705 - 189810 44.07" 11 -1.31"
189805 - 189910 45.41" 19 0.03"
189905 - 190010 45.82" 21 0.44"
190005 - 190110 44.26" 12 -1.12"
190105 - 190210 43.40" 8 -1.98"
190205 - 190310 47.96" 30 2.58"
190305 - 190410 43.83" 9 -1.55"
190405 - 190510 46.60" 24 1.22"
190505 - 190610 49.80" 36 4.42"
190605 - 190710 49.25" 35 3.87"
190705 - 190810 48.00" 31 2.62"
190805 - 190910 45.94" 23 0.56"
190905 - 191010 42.54" 7 -2.84"
191005 - 191110 42.03" 4 -3.35"
191105 - 191210 47.25" 27 1.87"
191205 - 191310 45.12" 17 -0.26"
191305 - 191410 44.83" 16 -0.55"
191405 - 191510 47.69" 29 2.31"
191505 - 191610 49.15" 34 3.77"
191605 - 191710 42.38" 6 -3.00"
191705 - 191810 39.99" 2 -5.39"
191805 - 191910 47.13" 26 1.75"
191905 - 192010 48.38" 32 3.00"
192005 - 192110 45.53" 20 0.15"
192105 - 192210 44.73" 15 -0.65"
192205 - 192310 45.85" 22 0.47"
192305 - 192410 44.65" 14 -0.73"
192405 - 192510 41.35" 3 -4.03"
192505 - 192610 44.63" 13 -0.75"
192605 - 192710 48.67" 33 3.29"
192705 - 192810 47.54" 28 2.16"
192805 - 192910 47.05" 25 1.67"
192905 - 193010 42.05" 5 -3.33"
193005 - 193110 39.05" 1 -6.33"

Citing This Page

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