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 (14.59")
1901-1929 Base Period
189512 - 189605 14.94" 21 0.35"
189612 - 189705 14.84" 19 0.25"
189712 - 189805 14.31" 13 -0.28"
189812 - 189905 13.95" 10 -0.64"
189912 - 190005 14.76" 18 0.17"
190012 - 190105 13.26" 6 -1.33"
190112 - 190205 14.36" 14 -0.23"
190212 - 190305 16.24" 31 1.65"
190312 - 190405 13.49" 8 -1.10"
190412 - 190505 16.17" 30 1.58"
190512 - 190605 15.05" 22 0.46"
190612 - 190705 15.67" 27 1.08"
190712 - 190805 16.32" 32 1.73"
190812 - 190905 14.88" 20 0.29"
190912 - 191005 12.53" 2 -2.06"
191012 - 191105 12.79" 4 -1.80"
191112 - 191205 16.42" 34 1.83"
191212 - 191305 14.42" 15 -0.17"
191312 - 191405 13.95" 10 -0.64"
191412 - 191505 15.74" 28 1.15"
191512 - 191605 15.29" 23 0.70"
191612 - 191705 13.98" 12 -0.61"
191712 - 191805 13.05" 5 -1.54"
191812 - 191905 15.53" 26 0.94"
191912 - 192005 14.50" 17 -0.09"
192012 - 192105 14.49" 16 -0.10"
192112 - 192205 16.36" 33 1.77"
192212 - 192305 15.36" 24 0.77"
192312 - 192405 13.56" 9 -1.03"
192412 - 192505 12.27" 1 -2.32"
192512 - 192605 12.77" 3 -1.82"
192612 - 192705 15.79" 29 1.20"
192712 - 192805 13.45" 7 -1.14"
192812 - 192905 15.37" 25 0.78"

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/