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 (19.50")
1901-1909 Base Period
189511 - 189604 20.99" 9 1.49"
189611 - 189704 16.83" 2 -2.67"
189711 - 189804 23.75" 14 4.25"
189811 - 189904 20.31" 6 0.81"
189911 - 190004 20.54" 7 1.04"
190011 - 190104 21.02" 10 1.52"
190111 - 190204 23.18" 13 3.68"
190211 - 190304 22.16" 12 2.66"
190311 - 190404 17.89" 5 -1.61"
190411 - 190504 14.32" 1 -5.18"
190511 - 190604 17.70" 4 -1.80"
190611 - 190704 17.14" 3 -2.36"
190711 - 190804 21.48" 11 1.98"
190811 - 190904 20.59" 8 1.09"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published December 2019, retrieved on December 13, 2019 from https://www.ncdc.noaa.gov/cag/