Climate at a Glance

Regional Time Series

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Please note, Palmer Indices are not available for NWS Regions. 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 (12.83")
1901-1938 Base Period
189512 - 189605 15.40" 35 2.57"
189612 - 189705 13.41" 27 0.58"
189712 - 189805 8.47" 4 -4.36"
189812 - 189905 10.96" 17 -1.87"
189912 - 190005 10.43" 11 -2.40"
190012 - 190105 12.63" 23 -0.20"
190112 - 190205 12.43" 21 -0.40"
190212 - 190305 11.94" 19 -0.89"
190312 - 190405 14.91" 32 2.08"
190412 - 190505 14.01" 31 1.18"
190512 - 190605 17.89" 41 5.06"
190612 - 190705 20.60" 43 7.77"
190712 - 190805 11.94" 19 -0.89"
190812 - 190905 16.57" 38 3.74"
190912 - 191005 10.46" 12 -2.37"
191012 - 191105 16.17" 37 3.34"
191112 - 191205 10.31" 8 -2.52"
191212 - 191305 8.55" 5 -4.28"
191312 - 191405 17.21" 39 4.38"
191412 - 191505 17.36" 40 4.53"
191512 - 191605 16.12" 36 3.29"
191612 - 191705 11.83" 18 -1.00"
191712 - 191805 10.55" 14 -2.28"
191812 - 191905 10.86" 16 -1.97"
191912 - 192005 10.37" 9 -2.46"
192012 - 192105 12.57" 22 -0.26"
192112 - 192205 15.06" 33 2.23"
192212 - 192305 10.59" 15 -2.24"
192312 - 192405 5.92" 1 -6.91"
192412 - 192505 12.72" 24 -0.11"
192512 - 192605 10.52" 13 -2.31"
192612 - 192705 13.24" 26 0.41"
192712 - 192805 9.69" 7 -3.14"
192812 - 192905 7.83" 3 -5.00"
192912 - 193005 13.05" 25 0.22"
193012 - 193105 7.32" 2 -5.51"
193112 - 193205 13.70" 28 0.87"
193212 - 193305 10.42" 10 -2.41"
193312 - 193405 9.15" 6 -3.68"
193412 - 193505 14.00" 30 1.17"
193512 - 193605 13.80" 29 0.97"
193612 - 193705 15.17" 34 2.34"
193712 - 193805 19.94" 42 7.11"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published October 2019, retrieved on October 23, 2019 from https://www.ncdc.noaa.gov/cag/