Climate at a Glance

Regional Time Series

Choose from the options below and click "Plot" to create a time series graph.
Please note, Palmer Indices are not available for NWS Regions. 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 (20.91")
1901-1910 Base Period
189501 - 189506 16.76" 1 -4.15"
189601 - 189606 19.28" 5 -1.63"
189701 - 189706 20.57" 8 -0.34"
189801 - 189806 21.78" 12 0.87"
189901 - 189906 19.17" 4 -1.74"
190001 - 190006 21.89" 13 0.98"
190101 - 190106 21.71" 11 0.80"
190201 - 190206 22.55" 14 1.64"
190301 - 190306 22.76" 15 1.85"
190401 - 190406 20.00" 6 -0.91"
190501 - 190506 18.00" 2 -2.91"
190601 - 190606 20.18" 7 -0.73"
190701 - 190706 18.74" 3 -2.17"
190801 - 190806 21.22" 10 0.31"
190901 - 190906 23.15" 16 2.24"
191001 - 191006 20.82" 9 -0.09"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2019, retrieved on November 22, 2019 from https://www.ncdc.noaa.gov/cag/