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 (18.73")
1901-1919 Base Period
189510 - 189605 18.31" 8 -0.42"
189610 - 189705 20.06" 19 1.33"
189710 - 189805 18.43" 10 -0.30"
189810 - 189905 18.71" 12 -0.02"
189910 - 190005 19.16" 15 0.43"
190010 - 190105 18.38" 9 -0.35"
190110 - 190205 17.32" 5 -1.41"
190210 - 190305 21.16" 24 2.43"
190310 - 190405 17.09" 4 -1.64"
190410 - 190505 18.85" 14 0.12"
190510 - 190605 19.41" 17 0.68"
190610 - 190705 20.24" 20 1.51"
190710 - 190805 20.60" 21 1.87"
190810 - 190905 18.58" 11 -0.15"
190910 - 191005 17.02" 3 -1.71"
191010 - 191105 16.59" 2 -2.14"
191110 - 191205 21.02" 23 2.29"
191210 - 191305 18.07" 7 -0.66"
191310 - 191405 18.78" 13 0.05"
191410 - 191505 19.76" 18 1.03"
191510 - 191605 19.24" 16 0.51"
191610 - 191705 17.59" 6 -1.14"
191710 - 191805 15.38" 1 -3.35"
191810 - 191905 20.77" 22 2.04"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 17, 2019 from https://www.ncdc.noaa.gov/cag/