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 (118.80")
1901-1920 Base Period
189505 - 189904 117.37" 11 -1.43"
189605 - 190004 118.25" 13 -0.55"
189705 - 190104 116.33" 4 -2.47"
189805 - 190204 116.78" 9 -2.02"
189905 - 190304 118.41" 14 -0.39"
190005 - 190404 117.76" 12 -1.04"
190105 - 190504 116.90" 10 -1.90"
190205 - 190604 121.37" 18 2.57"
190305 - 190704 121.79" 19 2.99"
190405 - 190804 124.37" 21 5.57"
190505 - 190904 126.02" 22 7.22"
190605 - 191004 122.52" 20 3.72"
190705 - 191104 116.63" 7 -2.17"
190805 - 191204 116.50" 5 -2.30"
190905 - 191304 115.80" 2 -3.00"
191005 - 191404 116.57" 6 -2.23"
191105 - 191504 118.87" 15 0.07"
191205 - 191604 121.10" 17 2.30"
191305 - 191704 120.19" 16 1.39"
191405 - 191804 115.99" 3 -2.81"
191505 - 191904 116.64" 8 -2.16"
191605 - 192004 115.43" 1 -3.37"

Citing This Page

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