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.


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Dates Value Rank Departure From Mean (42.08")
1901-1951 Base Period
189501 - 189512 36.04" 7 -6.04"
189601 - 189612 41.43" 26 -0.65"
189701 - 189712 42.24" 30 0.16"
189801 - 189812 49.64" 54 7.56"
189901 - 189912 39.28" 13 -2.80"
190001 - 190012 40.28" 19 -1.80"
190101 - 190112 33.58" 2 -8.50"
190201 - 190212 43.81" 38 1.73"
190301 - 190312 40.11" 17 -1.97"
190401 - 190412 38.06" 11 -4.02"
190501 - 190512 44.28" 40 2.20"
190601 - 190612 42.66" 34 0.58"
190701 - 190712 44.95" 45 2.87"
190801 - 190812 39.83" 16 -2.25"
190901 - 190912 46.54" 49 4.46"
191001 - 191012 39.46" 14 -2.62"
191101 - 191112 43.15" 37 1.07"
191201 - 191212 42.27" 31 0.19"
191301 - 191312 42.58" 32 0.50"
191401 - 191412 35.87" 5 -6.21"
191501 - 191512 46.71" 51 4.63"
191601 - 191612 41.86" 27 -0.22"
191701 - 191712 38.91" 12 -3.17"
191801 - 191812 40.56" 21 -1.52"
191901 - 191912 44.44" 41 2.36"
192001 - 192012 41.37" 25 -0.71"
192101 - 192112 45.31" 46 3.23"
192201 - 192212 41.28" 24 -0.80"
192301 - 192312 44.88" 44 2.80"
192401 - 192412 40.67" 22 -1.41"
192501 - 192512 37.49" 9 -4.59"
192601 - 192612 46.21" 47 4.13"
192701 - 192712 51.25" 57 9.17"
192801 - 192812 42.66" 34 0.58"
192901 - 192912 47.80" 52 5.72"
193001 - 193012 30.24" 1 -11.84"
193101 - 193112 40.19" 18 -1.89"
193201 - 193212 42.98" 36 0.90"
193301 - 193312 41.86" 27 -0.22"
193401 - 193412 35.28" 4 -6.80"
193501 - 193512 46.64" 50 4.56"
193601 - 193612 35.19" 3 -6.89"
193701 - 193712 44.10" 39 2.02"
193801 - 193812 42.81" 35 0.73"
193901 - 193912 41.08" 23 -1.00"
194001 - 194012 35.90" 6 -6.18"
194101 - 194112 37.05" 8 -5.03"
194201 - 194212 44.70" 43 2.62"
194301 - 194312 37.65" 10 -4.43"
194401 - 194412 39.54" 15 -2.54"
194501 - 194512 49.99" 55 7.91"
194601 - 194612 42.02" 29 -0.06"
194701 - 194712 40.30" 20 -1.78"
194801 - 194812 44.49" 42 2.41"
194901 - 194912 46.41" 48 4.33"
195001 - 195012 50.20" 56 8.12"
195101 - 195112 48.71" 53 6.63"

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/