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 (7.73")
1901-1934 Base Period
189503 - 189505 6.86" 7 -0.87"
189603 - 189605 7.96" 25 0.23"
189703 - 189705 8.16" 28 0.43"
189803 - 189805 7.67" 19 -0.06"
189903 - 189905 7.34" 14 -0.39"
190003 - 190005 8.14" 27 0.41"
190103 - 190105 7.48" 15 -0.25"
190203 - 190205 7.75" 21 0.02"
190303 - 190305 8.01" 26 0.28"
190403 - 190405 7.81" 23 0.08"
190503 - 190505 9.48" 38 1.75"
190603 - 190605 8.50" 33 0.77"
190703 - 190705 8.22" 29 0.49"
190803 - 190805 9.00" 36 1.27"
190903 - 190905 7.53" 16 -0.20"
191003 - 191005 5.67" 2 -2.06"
191103 - 191105 6.53" 4 -1.20"
191203 - 191205 9.62" 39 1.89"
191303 - 191305 7.55" 17 -0.18"
191403 - 191405 7.06" 11 -0.67"
191503 - 191505 7.72" 20 -0.01"
191603 - 191605 7.10" 12 -0.63"
191703 - 191705 7.80" 22 0.07"
191803 - 191805 7.26" 13 -0.47"
191903 - 191905 8.32" 30 0.59"
192003 - 192005 8.87" 35 1.14"
192103 - 192105 7.86" 24 0.13"
192203 - 192205 9.65" 40 1.92"
192303 - 192305 8.39" 31 0.66"
192403 - 192405 6.90" 9 -0.83"
192503 - 192505 5.58" 1 -2.15"
192603 - 192605 6.70" 6 -1.03"
192703 - 192705 8.63" 34 0.90"
192803 - 192805 7.65" 18 -0.08"
192903 - 192905 9.25" 37 1.52"
193003 - 193005 6.98" 10 -0.75"
193103 - 193105 6.67" 5 -1.06"
193203 - 193205 6.87" 8 -0.86"
193303 - 193305 8.40" 32 0.67"
193403 - 193405 5.92" 3 -1.81"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 16, 2019 from https://www.ncdc.noaa.gov/cag/