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 (18.22")
1901-1917 Base Period
189508 - 189606 18.13" 12 -0.09"
189608 - 189706 19.12" 15 0.90"
189708 - 189806 12.89" 2 -5.33"
189808 - 189906 14.36" 4 -3.86"
189908 - 190006 16.60" 7 -1.62"
190008 - 190106 18.48" 13 0.26"
190108 - 190206 17.21" 10 -1.01"
190208 - 190306 16.66" 8 -1.56"
190308 - 190406 19.34" 16 1.12"
190408 - 190506 18.90" 14 0.68"
190508 - 190606 21.39" 20 3.17"
190608 - 190706 24.43" 22 6.21"
190708 - 190806 14.73" 5 -3.49"
190808 - 190906 20.41" 19 2.19"
190908 - 191006 16.67" 9 -1.55"
191008 - 191106 19.84" 18 1.62"
191108 - 191206 12.35" 1 -5.87"
191208 - 191306 13.80" 3 -4.42"
191308 - 191406 22.51" 21 4.29"
191408 - 191506 19.48" 17 1.26"
191508 - 191606 18.02" 11 -0.20"
191608 - 191706 15.48" 6 -2.74"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/