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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Download: xml csv json
Dates Value Rank Departure From Mean (5.30")
1901-1937 Base Period
189504 - 189505 4.87" 15 -0.43"
189604 - 189605 5.55" 29 0.25"
189704 - 189705 4.54" 7 -0.76"
189804 - 189805 5.25" 23 -0.05"
189904 - 189905 4.52" 6 -0.78"
190004 - 190005 5.86" 32 0.56"
190104 - 190105 5.19" 20 -0.11"
190204 - 190205 4.85" 14 -0.45"
190304 - 190305 5.00" 17 -0.30"
190404 - 190405 4.71" 12 -0.59"
190504 - 190505 6.54" 42 1.24"
190604 - 190605 5.24" 22 -0.06"
190704 - 190705 5.77" 31 0.47"
190804 - 190805 6.82" 43 1.52"
190904 - 190905 5.32" 26 0.02"
191004 - 191005 4.65" 10 -0.65"
191104 - 191105 4.82" 13 -0.48"
191204 - 191205 6.23" 39 0.93"
191304 - 191305 4.56" 8 -0.74"
191404 - 191405 5.21" 21 -0.09"
191504 - 191505 6.21" 38 0.91"
191604 - 191605 4.97" 16 -0.33"
191704 - 191705 5.32" 26 0.02"
191804 - 191805 5.41" 28 0.11"
191904 - 191905 5.61" 30 0.31"
192004 - 192005 6.09" 36 0.79"
192104 - 192105 5.34" 27 0.04"
192204 - 192205 6.19" 37 0.89"
192304 - 192305 5.97" 34 0.67"
192404 - 192405 4.68" 11 -0.62"
192504 - 192505 4.02" 2 -1.28"
192604 - 192605 4.39" 5 -0.91"
192704 - 192705 6.04" 35 0.74"
192804 - 192805 5.26" 24 -0.04"
192904 - 192905 6.44" 40 1.14"
193004 - 193005 5.00" 17 -0.30"
193104 - 193105 4.36" 4 -0.94"
193204 - 193205 4.56" 8 -0.74"
193304 - 193305 5.93" 33 0.63"
193404 - 193405 3.58" 1 -1.72"
193504 - 193505 6.45" 41 1.15"
193604 - 193605 4.25" 3 -1.05"
193704 - 193705 5.01" 19 -0.29"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 19, 2019 from https://www.ncdc.noaa.gov/cag/