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 (89.23")
1901-1985 Base Period
189511 - 189810 89.88" 50 0.65"
189611 - 189910 88.20" 34 -1.03"
189711 - 190010 89.73" 48 0.50"
189811 - 190110 86.90" 24 -2.33"
189911 - 190210 87.32" 28 -1.91"
190011 - 190310 88.38" 35 -0.85"
190111 - 190410 88.81" 42 -0.42"
190211 - 190510 91.34" 63 2.11"
190311 - 190610 91.29" 62 2.06"
190411 - 190710 94.62" 82 5.39"
190511 - 190810 94.67" 83 5.44"
190611 - 190910 91.75" 66 2.52"
190711 - 191010 87.39" 29 -1.84"
190811 - 191110 83.96" 10 -5.27"
190911 - 191210 86.84" 23 -2.39"
191011 - 191310 88.67" 38 -0.56"
191111 - 191410 90.18" 53 0.95"
191211 - 191510 90.31" 55 1.08"
191311 - 191610 91.93" 67 2.70"
191411 - 191710 88.94" 45 -0.29"
191511 - 191810 83.30" 7 -5.93"
191611 - 191910 84.97" 13 -4.26"
191711 - 192010 89.44" 46 0.21"
191811 - 192110 92.17" 70 2.94"
191911 - 192210 89.83" 49 0.60"
192011 - 192310 90.65" 57 1.42"
192111 - 192410 88.75" 40 -0.48"
192211 - 192510 86.09" 21 -3.14"
192311 - 192610 83.59" 8 -5.64"
192411 - 192710 88.52" 36 -0.71"
192511 - 192810 92.43" 71 3.20"
192611 - 192910 93.08" 75 3.85"
192711 - 193010 87.10" 25 -2.13"
192811 - 193110 81.22" 2 -8.01"
192911 - 193210 82.77" 5 -6.46"
193011 - 193310 85.31" 16 -3.92"
193111 - 193410 84.73" 12 -4.50"
193211 - 193510 83.90" 9 -5.33"
193311 - 193610 82.33" 3 -6.90"
193411 - 193710 87.60" 30 -1.63"
193511 - 193810 87.62" 31 -1.61"
193611 - 193910 87.64" 32 -1.59"
193711 - 194010 85.32" 17 -3.91"
193811 - 194110 88.74" 39 -0.49"
193911 - 194210 92.07" 69 2.84"
194011 - 194310 93.52" 78 4.29"
194111 - 194410 88.55" 37 -0.68"
194211 - 194510 90.87" 58 1.64"
194311 - 194610 92.90" 74 3.67"
194411 - 194710 93.44" 77 4.21"
194511 - 194810 90.09" 51 0.86"
194611 - 194910 91.95" 68 2.72"
194711 - 195010 92.60" 72 3.37"
194811 - 195110 92.85" 73 3.62"
194911 - 195210 87.27" 27 -1.96"
195011 - 195310 85.64" 19 -3.59"
195111 - 195410 82.81" 6 -6.42"
195211 - 195510 82.64" 4 -6.59"
195311 - 195610 80.20" 1 -9.03"
195411 - 195710 85.01" 14 -4.22"
195511 - 195810 90.11" 52 0.88"
195611 - 195910 94.12" 80 4.89"
195711 - 196010 91.15" 61 1.92"
195811 - 196110 88.85" 43 -0.38"
195911 - 196210 88.91" 44 -0.32"
196011 - 196310 85.36" 18 -3.87"
196111 - 196410 84.13" 11 -5.10"
196211 - 196510 85.23" 15 -4.00"
196311 - 196610 87.11" 26 -2.12"
196411 - 196710 87.90" 33 -1.33"
196511 - 196810 85.97" 20 -3.26"
196611 - 196910 90.64" 56 1.41"
196711 - 197010 90.97" 59 1.74"
196811 - 197110 91.07" 60 1.84"
196911 - 197210 90.19" 54 0.96"
197011 - 197310 95.15" 84 5.92"
197111 - 197410 97.91" 86 8.68"
197211 - 197510 100.29" 88 11.06"
197311 - 197610 93.75" 79 4.52"
197411 - 197710 88.80" 41 -0.43"
197511 - 197810 86.15" 22 -3.08"
197611 - 197910 91.60" 64 2.37"
197711 - 198010 93.41" 76 4.18"
197811 - 198110 91.69" 65 2.46"
197911 - 198210 89.54" 47 0.31"
198011 - 198310 94.55" 81 5.32"
198111 - 198410 99.10" 87 9.87"
198211 - 198510 97.88" 85 8.65"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/