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 (18.37")
1901-1995 Base Period
189504 - 189510 16.01" 10 -2.36"
189604 - 189610 18.34" 48 -0.03"
189704 - 189710 16.05" 11 -2.32"
189804 - 189810 19.09" 71 0.72"
189904 - 189910 16.65" 18 -1.72"
190004 - 190010 20.06" 89 1.69"
190104 - 190110 17.17" 22 -1.20"
190204 - 190210 17.80" 36 -0.57"
190304 - 190310 17.78" 35 -0.59"
190404 - 190410 17.43" 26 -0.94"
190504 - 190510 20.64" 98 2.27"
190604 - 190610 19.96" 86 1.59"
190704 - 190710 18.98" 69 0.61"
190804 - 190810 19.59" 78 1.22"
190904 - 190910 17.81" 38 -0.56"
191004 - 191010 16.18" 12 -2.19"
191104 - 191110 18.18" 44 -0.19"
191204 - 191210 19.62" 79 1.25"
191304 - 191310 17.46" 27 -0.91"
191404 - 191410 18.37" 49 0.00"
191504 - 191510 21.01" 99 2.64"
191604 - 191610 18.04" 42 -0.33"
191704 - 191710 16.26" 13 -2.11"
191804 - 191810 17.82" 39 -0.55"
191904 - 191910 19.89" 84 1.52"
192004 - 192010 19.69" 80 1.32"
192104 - 192110 17.73" 33 -0.64"
192204 - 192210 17.21" 24 -1.16"
192304 - 192310 20.25" 93 1.88"
192404 - 192410 16.48" 16 -1.89"
192504 - 192510 17.51" 29 -0.86"
192604 - 192610 18.68" 54 0.31"
192704 - 192710 19.55" 77 1.18"
192804 - 192810 20.10" 90 1.73"
192904 - 192910 18.79" 57 0.42"
193004 - 193010 15.72" 5 -2.65"
193104 - 193110 15.89" 8 -2.48"
193204 - 193210 17.71" 32 -0.66"
193304 - 193310 17.13" 21 -1.24"
193404 - 193410 15.06" 2 -3.31"
193504 - 193510 18.83" 59 0.46"
193604 - 193610 15.75" 6 -2.62"
193704 - 193710 17.90" 41 -0.47"
193804 - 193810 18.20" 45 -0.17"
193904 - 193910 15.97" 9 -2.40"
194004 - 194010 17.48" 28 -0.89"
194104 - 194110 22.34" 101 3.97"
194204 - 194210 19.94" 85 1.57"
194304 - 194310 17.27" 25 -1.10"
194404 - 194410 18.31" 47 -0.06"
194504 - 194510 20.42" 97 2.05"
194604 - 194610 18.80" 58 0.43"
194704 - 194710 18.85" 60 0.48"
194804 - 194810 17.19" 23 -1.18"
194904 - 194910 18.86" 61 0.49"
195004 - 195010 18.76" 55 0.39"
195104 - 195110 18.49" 50 0.12"
195204 - 195210 14.37" 1 -4.00"
195304 - 195310 16.71" 19 -1.66"
195404 - 195410 16.42" 14 -1.95"
195504 - 195510 17.69" 31 -0.68"
195604 - 195610 15.31" 3 -3.06"
195704 - 195710 21.63" 100 3.26"
195804 - 195810 19.32" 73 0.95"
195904 - 195910 19.98" 87 1.61"
196004 - 196010 17.83" 40 -0.54"
196104 - 196110 18.55" 51 0.18"
196204 - 196210 18.06" 43 -0.31"
196304 - 196310 15.79" 7 -2.58"
196404 - 196410 17.73" 33 -0.64"
196504 - 196510 18.98" 69 0.61"
196604 - 196610 16.60" 17 -1.77"
196704 - 196710 19.44" 75 1.07"
196804 - 196810 18.94" 64 0.57"
196904 - 196910 18.97" 67 0.60"
197004 - 197010 18.88" 62 0.51"
197104 - 197110 18.62" 53 0.25"
197204 - 197210 19.37" 74 1.00"
197304 - 197310 20.26" 94 1.89"
197404 - 197410 18.56" 52 0.19"
197504 - 197510 20.02" 88 1.65"
197604 - 197610 17.62" 30 -0.75"
197704 - 197710 18.95" 65 0.58"
197804 - 197810 17.80" 36 -0.57"
197904 - 197910 19.84" 82 1.47"
198004 - 198010 16.98" 20 -1.39"
198104 - 198110 20.18" 91 1.81"
198204 - 198210 19.53" 76 1.16"
198304 - 198310 18.94" 64 0.57"
198404 - 198410 19.85" 83 1.48"
198504 - 198510 18.97" 67 0.60"
198604 - 198610 20.19" 92 1.82"
198704 - 198710 16.42" 14 -1.95"
198804 - 198810 15.51" 4 -2.86"
198904 - 198910 19.01" 70 0.64"
199004 - 199010 19.21" 72 0.84"
199104 - 199110 19.84" 82 1.47"
199204 - 199210 18.29" 46 -0.08"
199304 - 199310 20.31" 96 1.94"
199404 - 199410 18.78" 56 0.41"
199504 - 199510 20.30" 95 1.93"

Citing This Page

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