Climate at a Glance

National Time Series

Choose from the options below and click "Plot" to create a time series graph.
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.


Place mouse on axis and left-click to pan; wheel up/down for zoom in/out (or shift key+left-click).

Download: xml csv json
Dates Value Rank Departure From Mean (10.74")
1901-1978 Base Period
189503 - 189506 9.81" 16 -0.93"
189603 - 189606 10.60" 38 -0.14"
189703 - 189706 11.04" 53 0.30"
189803 - 189806 10.74" 41 0.00"
189903 - 189906 10.31" 31 -0.43"
190003 - 190006 11.17" 56 0.43"
190103 - 190106 10.08" 23 -0.66"
190203 - 190206 10.64" 40 -0.10"
190303 - 190306 10.89" 48 0.15"
190403 - 190406 10.92" 50 0.18"
190503 - 190506 12.78" 82 2.04"
190603 - 190606 11.54" 64 0.80"
190703 - 190706 11.34" 60 0.60"
190803 - 190806 12.02" 73 1.28"
190903 - 190906 10.76" 45 0.02"
191003 - 191006 8.15" 1 -2.59"
191103 - 191106 8.73" 7 -2.01"
191203 - 191206 12.33" 75 1.59"
191303 - 191306 10.26" 29 -0.48"
191403 - 191406 9.91" 20 -0.83"
191503 - 191506 10.90" 49 0.16"
191603 - 191606 10.34" 32 -0.40"
191703 - 191706 10.24" 27 -0.50"
191803 - 191806 9.51" 12 -1.23"
191903 - 191906 11.29" 59 0.55"
192003 - 192006 11.76" 69 1.02"
192103 - 192106 10.76" 45 0.02"
192203 - 192206 12.35" 78 1.61"
192303 - 192306 11.69" 67 0.95"
192403 - 192406 9.67" 13 -1.07"
192503 - 192506 8.49" 3 -2.25"
192603 - 192606 9.19" 9 -1.55"
192703 - 192706 11.75" 68 1.01"
192803 - 192806 11.93" 72 1.19"
192903 - 192906 11.88" 70 1.14"
193003 - 193006 9.31" 10 -1.43"
193103 - 193106 8.81" 8 -1.93"
193203 - 193206 9.93" 21 -0.81"
193303 - 193306 9.85" 18 -0.89"
193403 - 193406 8.51" 4 -2.23"
193503 - 193506 12.38" 79 1.64"
193603 - 193606 8.26" 2 -2.48"
193703 - 193706 10.27" 30 -0.47"
193803 - 193806 12.35" 78 1.61"
193903 - 193906 9.75" 14 -0.99"
194003 - 194006 10.51" 35 -0.23"
194103 - 194106 11.57" 65 0.83"
194203 - 194206 11.92" 71 1.18"
194303 - 194306 11.67" 66 0.93"
194403 - 194406 12.34" 76 1.60"
194503 - 194506 12.45" 80 1.71"
194603 - 194606 10.96" 51 0.22"
194703 - 194706 12.30" 74 1.56"
194803 - 194806 11.54" 64 0.80"
194903 - 194906 10.74" 41 0.00"
195003 - 195006 10.25" 28 -0.49"
195103 - 195106 10.76" 45 0.02"
195203 - 195206 10.22" 26 -0.52"
195303 - 195306 11.37" 62 0.63"
195403 - 195406 9.75" 14 -0.99"
195503 - 195506 9.86" 19 -0.88"
195603 - 195606 8.70" 6 -2.04"
195703 - 195706 14.05" 84 3.31"
195803 - 195806 11.37" 62 0.63"
195903 - 195906 10.10" 24 -0.64"
196003 - 196006 9.83" 17 -0.91"
196103 - 196106 11.26" 58 0.52"
196203 - 196206 10.15" 25 -0.59"
196303 - 196306 10.07" 22 -0.67"
196403 - 196406 11.18" 57 0.44"
196503 - 196506 10.63" 39 -0.11"
196603 - 196606 8.58" 5 -2.16"
196703 - 196706 11.13" 55 0.39"
196803 - 196806 11.07" 54 0.33"
196903 - 196906 10.46" 34 -0.28"
197003 - 197006 10.84" 46 0.10"
197103 - 197106 9.39" 11 -1.35"
197203 - 197206 10.44" 33 -0.30"
197303 - 197306 13.41" 83 2.67"
197403 - 197406 10.89" 48 0.15"
197503 - 197506 12.66" 81 1.92"
197603 - 197606 10.56" 37 -0.18"
197703 - 197706 10.53" 36 -0.21"
197803 - 197806 10.99" 52 0.25"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/