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 (170.30")
1901-1909 Base Period
189505 - 189904 168.87" 5 -1.43"
189605 - 190004 170.68" 6 0.38"
189705 - 190104 172.49" 7 2.19"
189805 - 190204 172.55" 8 2.25"
189905 - 190304 175.19" 10 4.89"
190005 - 190404 176.41" 11 6.11"
190105 - 190504 172.99" 9 2.69"
190205 - 190604 167.66" 3 -2.64"
190305 - 190704 161.16" 1 -9.14"
190405 - 190804 165.75" 2 -4.55"
190505 - 190904 168.50" 4 -1.80"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published December 2019, retrieved on December 12, 2019 from https://www.ncdc.noaa.gov/cag/