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 (29.49")
1901-1954 Base Period
189511 - 189610 30.02" 35 0.53"
189611 - 189710 29.42" 27 -0.07"
189711 - 189810 30.44" 37 0.95"
189811 - 189910 28.34" 17 -1.15"
189911 - 190010 30.95" 43 1.46"
190011 - 190110 27.61" 14 -1.88"
190111 - 190210 28.76" 20 -0.73"
190211 - 190310 32.01" 53 2.52"
190311 - 190410 28.04" 16 -1.45"
190411 - 190510 31.29" 46 1.80"
190511 - 190610 31.96" 52 2.47"
190611 - 190710 31.37" 48 1.88"
190711 - 190810 31.34" 47 1.85"
190811 - 190910 29.04" 23 -0.45"
190911 - 191010 27.01" 7 -2.48"
191011 - 191110 27.91" 15 -1.58"
191111 - 191210 31.92" 51 2.43"
191211 - 191310 28.84" 21 -0.65"
191311 - 191410 29.42" 27 -0.07"
191411 - 191510 32.05" 54 2.56"
191511 - 191610 30.46" 38 0.97"
191611 - 191710 26.43" 5 -3.06"
191711 - 191810 26.41" 4 -3.08"
191811 - 191910 32.13" 55 2.64"
191911 - 192010 30.90" 42 1.41"
192011 - 192110 29.14" 25 -0.35"
192111 - 192210 29.79" 32 0.30"
192211 - 192310 31.72" 50 2.23"
192311 - 192410 27.24" 11 -2.25"
192411 - 192510 27.13" 8 -2.36"
192511 - 192610 29.22" 26 -0.27"
192611 - 192710 32.17" 56 2.68"
192711 - 192810 31.04" 45 1.55"
192811 - 192910 29.87" 34 0.38"
192911 - 193010 26.19" 3 -3.30"
193011 - 193110 25.16" 2 -4.33"
193111 - 193210 31.42" 49 1.93"
193211 - 193310 28.73" 19 -0.76"
193311 - 193410 24.58" 1 -4.91"
193411 - 193510 30.59" 40 1.10"
193511 - 193610 27.16" 9 -2.33"
193611 - 193710 29.85" 33 0.36"
193711 - 193810 30.61" 41 1.12"
193811 - 193910 27.18" 10 -2.31"
193911 - 194010 27.53" 13 -1.96"
194011 - 194110 34.03" 59 4.54"
194111 - 194210 30.51" 39 1.02"
194211 - 194310 28.98" 22 -0.51"
194311 - 194410 29.06" 24 -0.43"
194411 - 194510 32.83" 57 3.34"
194511 - 194610 31.01" 44 1.52"
194611 - 194710 29.60" 30 0.11"
194711 - 194810 29.48" 29 -0.01"
194811 - 194910 32.87" 58 3.38"
194911 - 195010 30.25" 36 0.76"
195011 - 195110 29.73" 31 0.24"
195111 - 195210 27.29" 12 -2.20"
195211 - 195310 28.62" 18 -0.87"
195311 - 195410 26.90" 6 -2.59"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 21, 2019 from https://www.ncdc.noaa.gov/cag/