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 (22.10")
1901-1908 Base Period
189502 - 189607 19.64" 7 -2.46"
189602 - 189707 22.13" 8 0.03"
189702 - 189807 23.73" 10 1.63"
189802 - 189907 19.29" 6 -2.81"
189902 - 190007 18.30" 3 -3.80"
190002 - 190107 19.22" 5 -2.88"
190102 - 190207 17.09" 1 -5.01"
190202 - 190307 18.98" 4 -3.12"
190302 - 190407 17.80" 2 -4.30"
190402 - 190507 26.10" 11 4.00"
190502 - 190607 28.65" 13 6.55"
190602 - 190707 26.60" 12 4.50"
190702 - 190807 22.37" 9 0.27"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 18, 2020 from https://www.ncdc.noaa.gov/cag/