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 (4.92")
1901-1921 Base Period
189503 - 189504 3.98" 3 -0.94"
189603 - 189604 5.00" 16 0.08"
189703 - 189704 6.04" 25 1.12"
189803 - 189804 4.44" 5 -0.48"
189903 - 189904 4.60" 9 -0.32"
190003 - 190004 5.69" 23 0.77"
190103 - 190104 4.82" 13 -0.10"
190203 - 190204 4.75" 11 -0.17"
190303 - 190304 5.00" 16 0.08"
190403 - 190404 5.22" 20 0.30"
190503 - 190504 5.74" 24 0.82"
190603 - 190604 5.34" 22 0.42"
190703 - 190704 4.77" 12 -0.15"
190803 - 190804 4.87" 14 -0.05"
190903 - 190904 4.49" 6 -0.43"
191003 - 191004 3.08" 1 -1.84"
191103 - 191104 4.56" 7 -0.36"
191203 - 191204 6.73" 27 1.81"
191303 - 191304 5.04" 17 0.12"
191403 - 191404 4.58" 8 -0.34"
191503 - 191504 3.83" 2 -1.09"
191603 - 191604 4.22" 4 -0.70"
191703 - 191704 5.16" 19 0.24"
191803 - 191804 4.67" 10 -0.25"
191903 - 191904 5.12" 18 0.20"
192003 - 192004 6.08" 26 1.16"
192103 - 192104 5.31" 21 0.39"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 23, 2019 from https://www.ncdc.noaa.gov/cag/