Climate at a Glance

National Time Series

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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 (59.05")
1901-1954 Base Period
189511 - 189710 59.44" 30 0.39"
189611 - 189810 59.86" 33 0.81"
189711 - 189910 58.78" 24 -0.27"
189811 - 190010 59.29" 28 0.24"
189911 - 190110 58.56" 23 -0.49"
190011 - 190210 56.37" 13 -2.68"
190111 - 190310 60.77" 42 1.72"
190211 - 190410 60.05" 36 1.00"
190311 - 190510 59.33" 29 0.28"
190411 - 190610 63.25" 55 4.20"
190511 - 190710 63.33" 56 4.28"
190611 - 190810 62.71" 51 3.66"
190711 - 190910 60.38" 38 1.33"
190811 - 191010 56.05" 10 -3.00"
190911 - 191110 54.92" 6 -4.13"
191011 - 191210 59.83" 32 0.78"
191111 - 191310 60.76" 41 1.71"
191211 - 191410 58.26" 21 -0.79"
191311 - 191510 61.47" 45 2.42"
191411 - 191610 62.51" 50 3.46"
191511 - 191710 56.89" 15 -2.16"
191611 - 191810 52.84" 2 -6.21"
191711 - 191910 58.54" 22 -0.51"
191811 - 192010 63.03" 52 3.98"
191911 - 192110 60.04" 35 0.99"
192011 - 192210 58.93" 25 -0.12"
192111 - 192310 61.51" 46 2.46"
192211 - 192410 58.96" 26 -0.09"
192311 - 192510 54.37" 4 -4.68"
192411 - 192610 56.35" 12 -2.70"
192511 - 192710 61.39" 44 2.34"
192611 - 192810 63.21" 54 4.16"
192711 - 192910 60.91" 43 1.86"
192811 - 193010 56.06" 11 -2.99"
192911 - 193110 51.35" 1 -7.70"
193011 - 193210 56.58" 14 -2.47"
193111 - 193310 60.15" 37 1.10"
193211 - 193410 53.31" 3 -5.74"
193311 - 193510 55.17" 7 -3.88"
193411 - 193610 57.75" 18 -1.30"
193511 - 193710 57.01" 16 -2.04"
193611 - 193810 60.46" 39 1.41"
193711 - 193910 57.79" 19 -1.26"
193811 - 194010 54.71" 5 -4.34"
193911 - 194110 61.56" 47 2.51"
194011 - 194210 64.54" 58 5.49"
194111 - 194310 59.49" 31 0.44"
194211 - 194410 58.04" 20 -1.01"
194311 - 194510 61.89" 48 2.84"
194411 - 194610 63.84" 57 4.79"
194511 - 194710 60.61" 40 1.56"
194611 - 194810 59.08" 27 0.03"
194711 - 194910 62.35" 49 3.30"
194811 - 195010 63.12" 53 4.07"
194911 - 195110 59.98" 34 0.93"
195011 - 195210 57.02" 17 -2.03"
195111 - 195310 55.91" 9 -3.14"
195211 - 195410 55.52" 8 -3.53"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 18, 2019 from https://www.ncdc.noaa.gov/cag/