Climate at a Glance

National Time Series

Choose from the options below and click "Plot" to create a time series graph.
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 (148.70")
1901-1920 Base Period
189505 - 190004 146.54" 8 -2.16"
189605 - 190104 147.87" 11 -0.83"
189705 - 190204 143.78" 1 -4.92"
189805 - 190304 148.95" 14 0.25"
189905 - 190404 146.93" 9 -1.77"
190005 - 190504 146.52" 7 -2.18"
190105 - 190604 148.82" 13 0.12"
190205 - 190704 153.96" 19 5.26"
190305 - 190804 152.89" 18 4.19"
190405 - 190904 154.78" 21 6.08"
190505 - 191004 154.44" 20 5.74"
190605 - 191104 149.22" 15 0.52"
190705 - 191204 147.60" 10 -1.10"
190805 - 191304 146.21" 6 -2.49"
190905 - 191404 144.99" 2 -3.71"
191005 - 191504 145.57" 4 -3.13"
191105 - 191604 152.07" 17 3.37"
191205 - 191704 149.90" 16 1.20"
191305 - 191804 145.18" 3 -3.52"
191405 - 191904 145.64" 5 -3.06"
191505 - 192004 148.63" 12 -0.07"

Citing This Page

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