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 (148.26")
1901-1932 Base Period
189503 - 190002 144.83" 3 -3.43"
189603 - 190102 148.05" 20 -0.21"
189703 - 190202 145.07" 6 -3.19"
189803 - 190302 148.39" 22 0.13"
189903 - 190402 146.31" 13 -1.95"
190003 - 190502 146.47" 16 -1.79"
190103 - 190602 148.30" 21 0.04"
190203 - 190702 153.94" 31 5.68"
190303 - 190802 153.02" 30 4.76"
190403 - 190902 155.51" 32 7.25"
190503 - 191002 157.10" 33 8.84"
190603 - 191102 150.00" 25 1.74"
190703 - 191202 145.64" 9 -2.62"
190803 - 191302 146.04" 12 -2.22"
190903 - 191402 144.90" 4 -3.36"
191003 - 191502 144.82" 2 -3.44"
191103 - 191602 152.41" 28 4.15"
191203 - 191702 151.47" 27 3.21"
191303 - 191802 145.55" 8 -2.71"
191403 - 191902 145.10" 7 -3.16"
191503 - 192002 146.38" 14 -1.88"
191603 - 192102 144.93" 5 -3.33"
191703 - 192202 146.44" 15 -1.82"
191803 - 192302 150.68" 26 2.42"
191903 - 192402 152.69" 29 4.43"
192003 - 192502 148.42" 23 0.16"
192103 - 192602 144.36" 1 -3.90"
192203 - 192702 146.01" 11 -2.25"
192303 - 192802 146.98" 18 -1.28"
192403 - 192902 146.53" 17 -1.73"
192503 - 193002 149.86" 24 1.60"
192603 - 193102 147.22" 19 -1.04"
192703 - 193202 145.80" 10 -2.46"

Citing This Page

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