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 (33.97")
1901-1948 Base Period
189510 - 189607 34.53" 32 0.56"
189610 - 189707 35.54" 38 1.57"
189710 - 189807 35.89" 40 1.92"
189810 - 189907 36.20" 42 2.23"
189910 - 190007 33.47" 21 -0.50"
190010 - 190107 36.83" 45 2.86"
190110 - 190207 38.86" 51 4.89"
190210 - 190307 38.72" 50 4.75"
190310 - 190407 33.95" 26 -0.02"
190410 - 190507 29.60" 4 -4.37"
190510 - 190607 33.52" 22 -0.45"
190610 - 190707 32.98" 17 -0.99"
190710 - 190807 37.58" 48 3.61"
190810 - 190907 32.43" 15 -1.54"
190910 - 191007 30.77" 8 -3.20"
191010 - 191107 27.84" 1 -6.13"
191110 - 191207 34.70" 34 0.73"
191210 - 191307 33.72" 24 -0.25"
191310 - 191407 34.38" 31 0.41"
191410 - 191507 32.32" 14 -1.65"
191510 - 191607 35.63" 39 1.66"
191610 - 191707 33.56" 23 -0.41"
191710 - 191807 33.06" 18 -0.91"
191810 - 191907 34.23" 29 0.26"
191910 - 192007 35.54" 38 1.57"
192010 - 192107 31.97" 12 -2.00"
192110 - 192207 36.64" 44 2.67"
192210 - 192307 29.62" 5 -4.35"
192310 - 192407 35.36" 36 1.39"
192410 - 192507 28.69" 2 -5.28"
192510 - 192607 31.14" 11 -2.83"
192610 - 192707 33.97" 27 0.00"
192710 - 192807 43.65" 53 9.68"
192810 - 192907 32.73" 16 -1.24"
192910 - 193007 32.07" 13 -1.90"
193010 - 193107 30.33" 7 -3.64"
193110 - 193207 30.86" 9 -3.11"
193210 - 193307 36.19" 41 2.22"
193310 - 193407 30.07" 6 -3.90"
193410 - 193507 33.41" 20 -0.56"
193510 - 193607 35.33" 35 1.36"
193610 - 193707 38.67" 49 4.70"
193710 - 193807 37.25" 47 3.28"
193810 - 193907 30.92" 10 -3.05"
193910 - 194007 34.14" 28 0.17"
194010 - 194107 28.94" 3 -5.03"
194110 - 194207 33.81" 25 -0.16"
194210 - 194307 36.34" 43 2.37"
194310 - 194407 33.09" 19 -0.88"
194410 - 194507 39.37" 52 5.40"
194510 - 194607 34.55" 33 0.58"
194610 - 194707 36.93" 46 2.96"
194710 - 194807 34.28" 30 0.31"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 19, 2020 from https://www.ncdc.noaa.gov/cag/