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.


Place mouse on axis and left-click to pan; wheel up/down for zoom in/out (or shift key+left-click).

Download: xml csv json
Dates Value Rank Departure From Mean (7.00")
1901-1919 Base Period
189501 - 189503 6.72" 9 -0.28"
189601 - 189603 6.86" 11 -0.14"
189701 - 189703 8.80" 25 1.80"
189801 - 189803 6.50" 7 -0.50"
189901 - 189903 7.71" 21 0.71"
190001 - 190003 6.54" 8 -0.46"
190101 - 190103 6.41" 4 -0.59"
190201 - 190203 6.91" 12 -0.09"
190301 - 190303 8.31" 24 1.31"
190401 - 190403 7.34" 17 0.34"
190501 - 190503 7.47" 18 0.47"
190601 - 190603 7.51" 19 0.51"
190701 - 190703 7.02" 13 0.02"
190801 - 190803 6.81" 10 -0.19"
190901 - 190903 7.83" 23 0.83"
191001 - 191003 5.28" 1 -1.72"
191101 - 191103 6.28" 3 -0.72"
191201 - 191203 7.24" 15 0.24"
191301 - 191303 7.76" 22 0.76"
191401 - 191403 6.43" 5 -0.57"
191501 - 191503 7.03" 14 0.03"
191601 - 191603 7.69" 20 0.69"
191701 - 191703 6.48" 6 -0.52"
191801 - 191803 5.98" 2 -1.02"
191901 - 191903 7.26" 16 0.26"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 13, 2019 from https://www.ncdc.noaa.gov/cag/