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 (24.42")
1901-1941 Base Period
189505 - 189602 23.29" 12 -1.13"
189605 - 189702 25.50" 36 1.08"
189705 - 189802 22.56" 8 -1.86"
189805 - 189902 25.94" 39 1.52"
189905 - 190002 23.48" 14 -0.94"
190005 - 190102 24.80" 28 0.38"
190105 - 190202 22.70" 9 -1.72"
190205 - 190302 27.17" 44 2.75"
190305 - 190402 23.30" 13 -1.12"
190405 - 190502 23.02" 10 -1.40"
190505 - 190602 26.58" 43 2.16"
190605 - 190702 27.82" 45 3.40"
190705 - 190802 26.23" 41 1.81"
190805 - 190902 25.92" 38 1.50"
190905 - 191002 25.34" 33 0.92"
191005 - 191102 22.14" 5 -2.28"
191105 - 191202 24.24" 20 -0.18"
191205 - 191302 24.67" 26 0.25"
191305 - 191402 24.61" 24 0.19"
191405 - 191502 25.17" 30 0.75"
191505 - 191602 28.98" 46 4.56"
191605 - 191702 23.64" 16 -0.78"
191705 - 191802 20.32" 1 -4.10"
191805 - 191902 24.53" 23 0.11"
191905 - 192002 25.91" 37 1.49"
192005 - 192102 25.28" 32 0.86"
192105 - 192202 24.06" 19 -0.36"
192205 - 192302 23.18" 11 -1.24"
192305 - 192402 25.95" 40 1.53"
192405 - 192502 22.28" 6 -2.14"
192505 - 192602 23.64" 16 -0.78"
192605 - 192702 26.53" 42 2.11"
192705 - 192802 25.05" 29 0.63"
192805 - 192902 25.45" 35 1.03"
192905 - 193002 24.35" 22 -0.07"
193005 - 193102 20.85" 2 -3.57"
193105 - 193202 25.22" 31 0.80"
193205 - 193302 24.70" 27 0.28"
193305 - 193402 21.77" 4 -2.65"
193405 - 193502 22.31" 7 -2.11"
193505 - 193602 25.41" 34 0.99"
193605 - 193702 23.55" 15 -0.87"
193705 - 193802 24.33" 21 -0.09"
193805 - 193902 24.65" 25 0.23"
193905 - 194002 21.59" 3 -2.83"
194005 - 194102 24.04" 18 -0.38"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/