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 (21.75")
1901-1920 Base Period
189502 - 189508 22.82" 17 1.07"
189602 - 189608 16.17" 1 -5.58"
189702 - 189708 20.43" 10 -1.32"
189802 - 189808 22.48" 15 0.73"
189902 - 189908 18.72" 8 -3.03"
190002 - 190008 26.46" 23 4.71"
190102 - 190108 16.50" 3 -5.25"
190202 - 190208 20.54" 11 -1.21"
190302 - 190308 24.56" 21 2.81"
190402 - 190408 21.80" 13 0.05"
190502 - 190508 28.78" 26 7.03"
190602 - 190608 22.54" 16 0.79"
190702 - 190708 21.11" 12 -0.64"
190802 - 190808 27.16" 25 5.41"
190902 - 190908 20.21" 9 -1.54"
191002 - 191008 18.04" 6 -3.71"
191102 - 191108 21.86" 14 0.11"
191202 - 191208 23.24" 19 1.49"
191302 - 191308 17.84" 5 -3.91"
191402 - 191408 23.69" 20 1.94"
191502 - 191508 26.60" 24 4.85"
191602 - 191608 18.36" 7 -3.39"
191702 - 191708 16.89" 4 -4.86"
191802 - 191808 16.18" 2 -5.57"
191902 - 191908 25.90" 22 4.15"
192002 - 192008 23.13" 18 1.38"

Citing This Page

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