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 (29.83")
1901-1922 Base Period
189505 - 189604 28.29" 5 -1.54"
189605 - 189704 31.54" 22 1.71"
189705 - 189804 27.00" 3 -2.83"
189805 - 189904 30.54" 17 0.71"
189905 - 190004 29.17" 11 -0.66"
190005 - 190104 29.62" 13 -0.21"
190105 - 190204 27.45" 4 -2.38"
190205 - 190304 32.17" 25 2.34"
190305 - 190404 28.52" 7 -1.31"
190405 - 190504 28.76" 8 -1.07"
190505 - 190604 31.92" 23 2.09"
190605 - 190704 32.59" 26 2.76"
190705 - 190804 31.10" 21 1.27"
190805 - 190904 30.41" 16 0.58"
190905 - 191004 28.42" 6 -1.41"
191005 - 191104 26.70" 2 -3.13"
191105 - 191204 30.97" 20 1.14"
191205 - 191304 29.71" 15 -0.12"
191305 - 191404 29.19" 12 -0.64"
191405 - 191504 29.00" 10 -0.83"
191505 - 191604 33.20" 27 3.37"
191605 - 191704 28.80" 9 -1.03"
191705 - 191804 24.99" 1 -4.84"
191805 - 191904 29.65" 14 -0.18"
191905 - 192004 31.99" 24 2.16"
192005 - 192104 30.59" 18 0.76"
192105 - 192204 30.60" 19 0.77"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/