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 (15.87")
1901-1920 Base Period
189509 - 189604 15.91" 14 0.04"
189609 - 189704 17.37" 19 1.50"
189709 - 189804 10.34" 1 -5.53"
189809 - 189904 12.43" 6 -3.44"
189909 - 190004 14.37" 9 -1.50"
190009 - 190104 17.33" 18 1.46"
190109 - 190204 15.60" 12 -0.27"
190209 - 190304 15.59" 11 -0.28"
190309 - 190404 18.48" 21 2.61"
190409 - 190504 16.32" 15 0.45"
190509 - 190604 18.08" 20 2.21"
190609 - 190704 21.77" 25 5.90"
190709 - 190804 12.67" 7 -3.20"
190809 - 190904 19.40" 23 3.53"
190909 - 191004 15.68" 13 -0.19"
191009 - 191104 18.68" 22 2.81"
191109 - 191204 10.71" 2 -5.16"
191209 - 191304 10.98" 3 -4.89"
191309 - 191404 20.25" 24 4.38"
191409 - 191504 17.13" 17 1.26"
191509 - 191604 17.05" 16 1.18"
191609 - 191704 13.49" 8 -2.38"
191709 - 191804 11.42" 4 -4.45"
191809 - 191904 14.69" 10 -1.18"
191909 - 192004 12.16" 5 -3.71"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/