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 (23.80")
1901-1944 Base Period
189508 - 189605 22.42" 13 -1.38"
189608 - 189705 24.84" 32 1.04"
189708 - 189805 22.30" 12 -1.50"
189808 - 189905 24.10" 27 0.30"
189908 - 190005 22.96" 18 -0.84"
190008 - 190105 23.73" 23 -0.07"
190108 - 190205 22.87" 16 -0.93"
190208 - 190305 26.20" 45 2.40"
190308 - 190405 22.25" 11 -1.55"
190408 - 190505 23.87" 26 0.07"
190508 - 190605 24.52" 30 0.72"
190608 - 190705 26.54" 47 2.74"
190708 - 190805 25.66" 43 1.86"
190808 - 190905 23.29" 20 -0.51"
190908 - 191005 21.71" 8 -2.09"
191008 - 191105 21.01" 5 -2.79"
191108 - 191205 26.83" 48 3.03"
191208 - 191305 23.63" 21 -0.17"
191308 - 191405 23.81" 25 0.01"
191408 - 191505 25.11" 37 1.31"
191508 - 191605 25.44" 40 1.64"
191608 - 191705 22.10" 9 -1.70"
191708 - 191805 19.99" 1 -3.81"
191808 - 191905 25.68" 44 1.88"
191908 - 192005 25.57" 42 1.77"
192008 - 192105 24.76" 31 0.96"
192108 - 192205 25.40" 39 1.60"
192208 - 192305 22.87" 16 -0.93"
192308 - 192405 23.72" 22 -0.08"
192408 - 192505 20.30" 4 -3.50"
192508 - 192605 22.86" 15 -0.94"
192608 - 192705 27.60" 49 3.80"
192708 - 192805 23.75" 24 -0.05"
192808 - 192905 25.01" 34 1.21"
192908 - 193005 22.62" 14 -1.18"
193008 - 193105 20.23" 3 -3.57"
193108 - 193205 24.95" 33 1.15"
193208 - 193305 25.02" 35 1.22"
193308 - 193405 20.02" 2 -3.78"
193408 - 193505 25.03" 36 1.23"
193508 - 193605 22.20" 10 -1.60"
193608 - 193705 24.24" 29 0.44"
193708 - 193805 25.50" 41 1.70"
193808 - 193905 21.38" 7 -2.42"
193908 - 194005 21.24" 6 -2.56"
194008 - 194105 24.11" 28 0.31"
194108 - 194205 26.28" 46 2.48"
194208 - 194305 25.19" 38 1.39"
194308 - 194405 22.96" 18 -0.84"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 24, 2019 from https://www.ncdc.noaa.gov/cag/