Climate at a Glance

Regional Time Series

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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 (30.42")
1901-1949 Base Period
189509 - 189607 33.06" 41 2.64"
189609 - 189707 35.73" 49 5.31"
189709 - 189807 31.13" 33 0.71"
189809 - 189907 30.02" 21 -0.40"
189909 - 190007 31.73" 34 1.31"
190009 - 190107 32.41" 39 1.99"
190109 - 190207 32.40" 38 1.98"
190209 - 190307 32.11" 36 1.69"
190309 - 190407 38.30" 54 7.88"
190409 - 190507 27.34" 10 -3.08"
190509 - 190607 30.30" 25 -0.12"
190609 - 190707 36.84" 50 6.42"
190709 - 190807 29.07" 14 -1.35"
190809 - 190907 29.68" 19 -0.74"
190909 - 191007 33.18" 42 2.76"
191009 - 191107 30.48" 27 0.06"
191109 - 191207 32.30" 37 1.88"
191209 - 191307 31.12" 32 0.70"
191309 - 191407 30.84" 29 0.42"
191409 - 191507 28.22" 12 -2.20"
191509 - 191607 38.13" 53 7.71"
191609 - 191707 27.60" 11 -2.82"
191709 - 191807 30.01" 20 -0.41"
191809 - 191907 29.30" 18 -1.12"
191909 - 192007 26.11" 8 -4.31"
192009 - 192107 37.25" 51 6.83"
192109 - 192207 29.16" 16 -1.26"
192209 - 192307 30.19" 23 -0.23"
192309 - 192407 21.43" 1 -8.99"
192409 - 192507 33.55" 44 3.13"
192509 - 192607 23.91" 6 -6.51"
192609 - 192707 33.89" 46 3.47"
192709 - 192807 32.49" 40 2.07"
192809 - 192907 23.03" 2 -7.39"
192909 - 193007 23.45" 3 -6.97"
193009 - 193107 23.54" 4 -6.88"
193109 - 193207 33.52" 43 3.10"
193209 - 193307 30.18" 22 -0.24"
193309 - 193407 30.24" 24 -0.18"
193409 - 193507 30.67" 28 0.25"
193509 - 193607 29.05" 13 -1.37"
193609 - 193707 26.50" 9 -3.92"
193709 - 193807 35.53" 48 5.11"
193809 - 193907 24.90" 7 -5.52"
193909 - 194007 30.41" 26 -0.01"
194009 - 194107 30.97" 30 0.55"
194109 - 194207 31.86" 35 1.44"
194209 - 194307 35.04" 47 4.62"
194309 - 194407 23.55" 5 -6.87"
194409 - 194507 29.13" 15 -1.29"
194509 - 194607 33.67" 45 3.25"
194609 - 194707 30.98" 31 0.56"
194709 - 194807 37.41" 52 6.99"
194809 - 194907 29.29" 17 -1.13"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2019, retrieved on September 23, 2019 from https://www.ncdc.noaa.gov/cag/