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 (19.58")
1901-1907 Base Period
189501 - 189512 17.24" 5 -2.34"
189601 - 189612 21.85" 11 2.27"
189701 - 189712 17.76" 6 -1.82"
189801 - 189812 11.01" 1 -8.57"
189901 - 189912 19.01" 9 -0.57"
190001 - 190012 15.40" 2 -4.18"
190101 - 190112 17.81" 7 -1.77"
190201 - 190212 18.06" 8 -1.52"
190301 - 190312 15.53" 3 -4.05"
190401 - 190412 21.41" 10 1.83"
190501 - 190512 15.92" 4 -3.66"
190601 - 190612 25.58" 13 6.00"
190701 - 190712 22.74" 12 3.16"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/