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 (89.16")
1901-1919 Base Period
189506 - 189805 87.18" 7 -1.98"
189606 - 189905 88.86" 11 -0.30"
189706 - 190005 87.04" 6 -2.12"
189806 - 190105 88.76" 10 -0.40"
189906 - 190205 86.50" 5 -2.66"
190006 - 190305 89.80" 15 0.64"
190106 - 190405 88.07" 9 -1.09"
190206 - 190505 90.19" 16 1.03"
190306 - 190605 89.35" 14 0.19"
190406 - 190705 94.13" 21 4.97"
190506 - 190805 96.00" 22 6.84"
190606 - 190905 93.98" 20 4.82"
190706 - 191005 89.07" 13 -0.09"
190806 - 191105 83.37" 1 -5.79"
190906 - 191205 85.94" 4 -3.22"
191006 - 191305 87.30" 8 -1.86"
191106 - 191405 90.38" 17 1.22"
191206 - 191505 88.90" 12 -0.26"
191306 - 191605 91.76" 19 2.60"
191406 - 191705 91.16" 18 2.00"
191506 - 191805 85.69" 3 -3.47"
191606 - 191905 83.76" 2 -5.40"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 19, 2019 from https://www.ncdc.noaa.gov/cag/