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 (7.86")
1901-1929 Base Period
189503 - 189505 6.86" 5 -1.00"
189603 - 189605 7.96" 21 0.10"
189703 - 189705 8.16" 24 0.30"
189803 - 189805 7.67" 15 -0.19"
189903 - 189905 7.34" 10 -0.52"
190003 - 190005 8.14" 23 0.28"
190103 - 190105 7.48" 11 -0.38"
190203 - 190205 7.75" 17 -0.11"
190303 - 190305 8.01" 22 0.15"
190403 - 190405 7.81" 19 -0.05"
190503 - 190505 9.48" 33 1.62"
190603 - 190605 8.50" 28 0.64"
190703 - 190705 8.22" 25 0.36"
190803 - 190805 9.00" 31 1.14"
190903 - 190905 7.53" 12 -0.33"
191003 - 191005 5.67" 2 -2.19"
191103 - 191105 6.53" 3 -1.33"
191203 - 191205 9.62" 34 1.76"
191303 - 191305 7.55" 13 -0.31"
191403 - 191405 7.06" 7 -0.80"
191503 - 191505 7.72" 16 -0.14"
191603 - 191605 7.10" 8 -0.76"
191703 - 191705 7.80" 18 -0.06"
191803 - 191805 7.26" 9 -0.60"
191903 - 191905 8.32" 26 0.46"
192003 - 192005 8.87" 30 1.01"
192103 - 192105 7.86" 20 0.00"
192203 - 192205 9.65" 35 1.79"
192303 - 192305 8.39" 27 0.53"
192403 - 192405 6.90" 6 -0.96"
192503 - 192505 5.58" 1 -2.28"
192603 - 192605 6.70" 4 -1.16"
192703 - 192705 8.63" 29 0.77"
192803 - 192805 7.65" 14 -0.21"
192903 - 192905 9.25" 32 1.39"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/