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 (5.90")
1901-1915 Base Period
189505 - 189506 5.83" 12 -0.07"
189605 - 189606 5.60" 8 -0.30"
189705 - 189706 5.00" 2 -0.90"
189805 - 189806 6.30" 17 0.40"
189905 - 189906 5.71" 11 -0.19"
190005 - 190006 5.48" 7 -0.42"
190105 - 190106 5.26" 5 -0.64"
190205 - 190206 5.89" 14 -0.01"
190305 - 190306 5.89" 14 -0.01"
190405 - 190406 5.70" 10 -0.20"
190505 - 190506 7.04" 19 1.14"
190605 - 190606 6.20" 15 0.30"
190705 - 190706 6.57" 18 0.67"
190805 - 190806 7.15" 21 1.25"
190905 - 190906 6.27" 16 0.37"
191005 - 191006 5.07" 3 -0.83"
191105 - 191106 4.17" 1 -1.73"
191205 - 191206 5.60" 8 -0.30"
191305 - 191306 5.22" 4 -0.68"
191405 - 191406 5.33" 6 -0.57"
191505 - 191506 7.07" 20 1.17"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/