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 (21.72")
1901-1921 Base Period
189501 - 189506 15.96" 1 -5.76"
189601 - 189606 20.19" 7 -1.53"
189701 - 189706 26.51" 25 4.79"
189801 - 189806 27.14" 27 5.42"
189901 - 189906 22.40" 15 0.68"
190001 - 190006 20.23" 8 -1.49"
190101 - 190106 17.11" 3 -4.61"
190201 - 190206 21.37" 14 -0.35"
190301 - 190306 23.07" 18 1.35"
190401 - 190406 22.52" 17 0.80"
190501 - 190506 20.58" 11 -1.14"
190601 - 190606 18.55" 4 -3.17"
190701 - 190706 24.12" 21 2.40"
190801 - 190806 25.67" 24 3.95"
190901 - 190906 26.89" 26 5.17"
191001 - 191006 19.67" 6 -2.05"
191101 - 191106 18.70" 5 -3.02"
191201 - 191206 23.56" 19 1.84"
191301 - 191306 24.69" 23 2.97"
191401 - 191406 16.22" 2 -5.50"
191501 - 191506 20.24" 9 -1.48"
191601 - 191606 24.60" 22 2.88"
191701 - 191706 23.59" 20 1.87"
191801 - 191806 20.43" 10 -1.29"
191901 - 191906 21.18" 13 -0.54"
192001 - 192006 22.42" 16 0.70"
192101 - 192106 21.01" 12 -0.71"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 21, 2019 from https://www.ncdc.noaa.gov/cag/