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 (16.11")
1901-1925 Base Period
189509 - 189601 13.91" 3 -2.20"
189609 - 189701 15.85" 15 -0.26"
189709 - 189801 17.70" 25 1.59"
189809 - 189901 18.30" 27 2.19"
189909 - 190001 15.64" 11 -0.47"
190009 - 190101 15.90" 16 -0.21"
190109 - 190201 17.11" 21 1.00"
190209 - 190301 18.93" 29 2.82"
190309 - 190401 14.79" 8 -1.32"
190409 - 190501 14.96" 9 -1.15"
190509 - 190601 15.64" 11 -0.47"
190609 - 190701 16.33" 19 0.22"
190709 - 190801 21.74" 30 5.63"
190809 - 190901 12.05" 1 -4.06"
190909 - 191001 15.66" 13 -0.45"
191009 - 191101 14.27" 5 -1.84"
191109 - 191201 17.03" 20 0.92"
191209 - 191301 18.80" 28 2.69"
191309 - 191401 17.47" 23 1.36"
191409 - 191501 14.17" 4 -1.94"
191509 - 191601 14.28" 6 -1.83"
191609 - 191701 15.82" 14 -0.29"
191709 - 191801 15.09" 10 -1.02"
191809 - 191901 17.42" 22 1.31"
191909 - 192001 15.91" 17 -0.20"
192009 - 192101 17.52" 24 1.41"
192109 - 192201 15.99" 18 -0.12"
192209 - 192301 13.49" 2 -2.62"
192309 - 192401 17.78" 26 1.67"
192409 - 192501 14.69" 7 -1.42"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published November 2019, retrieved on December 7, 2019 from https://www.ncdc.noaa.gov/cag/