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 (20.35")
1901-1920 Base Period
189501 - 189507 21.43" 19 1.08"
189601 - 189607 16.58" 4 -3.77"
189701 - 189707 19.75" 12 -0.60"
189801 - 189807 22.48" 20 2.13"
189901 - 189907 19.72" 11 -0.63"
190001 - 190007 25.85" 25 5.50"
190101 - 190107 15.16" 1 -5.19"
190201 - 190207 19.77" 13 -0.58"
190301 - 190307 23.42" 21 3.07"
190401 - 190407 20.37" 15 0.02"
190501 - 190507 28.68" 26 8.33"
190601 - 190607 20.29" 14 -0.06"
190701 - 190707 20.65" 16 0.30"
190801 - 190807 25.18" 24 4.83"
190901 - 190907 18.74" 7 -1.61"
191001 - 191007 16.81" 5 -3.54"
191101 - 191107 18.88" 8 -1.47"
191201 - 191207 21.06" 17 0.71"
191301 - 191307 19.31" 9 -1.04"
191401 - 191407 18.57" 6 -1.78"
191501 - 191507 23.50" 22 3.15"
191601 - 191607 19.46" 10 -0.89"
191701 - 191707 15.20" 2 -5.15"
191801 - 191807 15.58" 3 -4.77"
191901 - 191907 24.93" 23 4.58"
192001 - 192007 21.43" 19 1.08"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/