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 (20.91")
1901-2000 Base Period
189503 - 189510 18.00" 8 -2.91"
189603 - 189610 20.75" 50 -0.16"
189703 - 189710 19.67" 23 -1.24"
189803 - 189810 21.51" 73 0.60"
189903 - 189910 19.47" 20 -1.44"
190003 - 190010 22.34" 90 1.43"
190103 - 190110 19.46" 19 -1.45"
190203 - 190210 20.70" 48 -0.21"
190303 - 190310 20.79" 52 -0.12"
190403 - 190410 20.53" 44 -0.38"
190503 - 190510 23.58" 111 2.67"
190603 - 190610 23.22" 106 2.31"
190703 - 190710 21.43" 68 0.52"
190803 - 190810 21.77" 80 0.86"
190903 - 190910 20.02" 29 -0.89"
191003 - 191010 17.20" 2 -3.71"
191103 - 191110 19.89" 27 -1.02"
191203 - 191210 23.01" 103 2.10"
191303 - 191310 20.45" 43 -0.46"
191403 - 191410 20.22" 39 -0.69"
191503 - 191510 22.52" 96 1.61"
191603 - 191610 20.17" 34 -0.74"
191703 - 191710 18.74" 15 -2.17"
191803 - 191810 19.67" 23 -1.24"
191903 - 191910 22.60" 98 1.69"
192003 - 192010 22.47" 93 1.56"
192103 - 192110 20.25" 40 -0.66"
192203 - 192210 20.67" 47 -0.24"
192303 - 192310 22.67" 101 1.76"
192403 - 192410 18.70" 14 -2.21"
192503 - 192510 19.07" 16 -1.84"
192603 - 192610 20.99" 57 0.08"
192703 - 192710 22.14" 88 1.23"
192803 - 192810 22.49" 94 1.58"
192903 - 192910 21.60" 76 0.69"
193003 - 193010 17.70" 6 -3.21"
193103 - 193110 18.20" 10 -2.71"
193203 - 193210 20.02" 29 -0.89"
193303 - 193310 19.60" 22 -1.31"
193403 - 193410 17.40" 4 -3.51"
193503 - 193510 21.57" 75 0.66"
193603 - 193610 17.85" 7 -3.06"
193703 - 193710 20.05" 31 -0.86"
193803 - 193810 21.50" 72 0.59"
193903 - 193910 18.04" 9 -2.87"
194003 - 194010 19.75" 26 -1.16"
194103 - 194110 24.43" 114 3.52"
194203 - 194210 22.40" 92 1.49"
194303 - 194310 20.15" 33 -0.76"
194403 - 194410 21.34" 66 0.43"
194503 - 194510 23.54" 110 2.63"
194603 - 194610 21.47" 70 0.56"
194703 - 194710 21.12" 60 0.21"
194803 - 194810 20.19" 35 -0.72"
194903 - 194910 21.33" 65 0.42"
195003 - 195010 21.25" 64 0.34"
195103 - 195110 21.09" 58 0.18"
195203 - 195210 17.30" 3 -3.61"
195303 - 195310 19.32" 18 -1.59"
195403 - 195410 18.58" 13 -2.33"
195503 - 195510 19.67" 23 -1.24"
195603 - 195610 17.13" 1 -3.78"
195703 - 195710 24.14" 112 3.23"
195803 - 195810 21.98" 83 1.07"
195903 - 195910 22.12" 87 1.21"
196003 - 196010 19.95" 28 -0.96"
196103 - 196110 21.71" 78 0.80"
196203 - 196210 20.21" 37 -0.70"
196303 - 196310 18.26" 12 -2.65"
196403 - 196410 20.56" 45 -0.35"
196503 - 196510 21.14" 62 0.23"
196603 - 196610 18.21" 11 -2.70"
196703 - 196710 21.36" 67 0.45"
196803 - 196810 21.10" 59 0.19"
196903 - 196910 20.86" 56 -0.05"
197003 - 197010 21.56" 74 0.65"
197103 - 197110 20.70" 48 -0.21"
197203 - 197210 21.50" 72 0.59"
197303 - 197310 24.26" 113 3.35"
197403 - 197410 21.19" 63 0.28"
197503 - 197510 23.42" 108 2.51"
197603 - 197610 20.19" 35 -0.72"
197703 - 197710 22.05" 85 1.14"
197803 - 197810 20.06" 32 -0.85"
197903 - 197910 22.64" 100 1.73"
198003 - 198010 20.37" 42 -0.54"
198103 - 198110 22.39" 91 1.48"
198203 - 198210 22.04" 84 1.13"
198303 - 198310 22.64" 100 1.73"
198403 - 198410 22.60" 98 1.69"
198503 - 198510 21.45" 69 0.54"
198603 - 198610 22.17" 89 1.26"
198703 - 198710 19.09" 17 -1.82"
198803 - 198810 17.55" 5 -3.36"
198903 - 198910 21.92" 82 1.01"
199003 - 199010 21.92" 82 1.01"
199103 - 199110 23.17" 105 2.26"
199203 - 199210 20.80" 53 -0.11"
199303 - 199310 23.16" 104 2.25"
199403 - 199410 21.14" 62 0.23"
199503 - 199510 23.29" 107 2.38"
199603 - 199610 22.70" 102 1.79"
199703 - 199710 22.06" 86 1.15"
199803 - 199810 22.50" 95 1.59"
199903 - 199910 20.25" 40 -0.66"
200003 - 200010 19.52" 21 -1.39"
200103 - 200110 20.21" 37 -0.70"
200203 - 200210 20.78" 51 -0.13"
200303 - 200310 21.68" 77 0.77"
200403 - 200410 23.47" 109 2.56"
200503 - 200510 20.81" 54 -0.10"
200603 - 200610 20.66" 46 -0.25"
200703 - 200710 20.83" 55 -0.08"
200803 - 200810 21.77" 80 0.86"
200903 - 200910 24.44" 115 3.53"

Citing This Page

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