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 (18.71")
1901-2000 Base Period
189509 - 189604 16.93" 20 -1.78"
189609 - 189704 20.72" 97 2.01"
189709 - 189804 16.77" 15 -1.94"
189809 - 189904 18.30" 44 -0.41"
189909 - 190004 18.25" 42 -0.46"
190009 - 190104 18.65" 54 -0.06"
190109 - 190204 16.90" 19 -1.81"
190209 - 190304 20.89" 100 2.18"
190309 - 190404 16.62" 12 -2.09"
190409 - 190504 17.44" 28 -1.27"
190509 - 190604 18.82" 61 0.11"
190609 - 190704 19.70" 83 0.99"
190709 - 190804 18.98" 65 0.27"
190809 - 190904 17.37" 26 -1.34"
190909 - 191004 16.71" 14 -2.00"
191009 - 191104 16.79" 16 -1.92"
191109 - 191204 20.88" 99 2.17"
191209 - 191304 18.07" 40 -0.64"
191309 - 191404 19.43" 76 0.72"
191409 - 191504 18.05" 39 -0.66"
191509 - 191604 19.13" 69 0.42"
191609 - 191704 16.93" 20 -1.78"
191709 - 191804 14.96" 1 -3.75"
191809 - 191904 20.01" 88 1.30"
191909 - 192004 20.30" 92 1.59"
192009 - 192104 18.81" 60 0.10"
192109 - 192204 19.69" 80 0.98"
192209 - 192304 17.51" 31 -1.20"
192309 - 192404 18.38" 47 -0.33"
192409 - 192504 16.17" 7 -2.54"
192509 - 192604 18.59" 51 -0.12"
192609 - 192704 21.39" 104 2.68"
192709 - 192804 18.69" 55 -0.02"
192809 - 192904 18.35" 46 -0.36"
192909 - 193004 17.65" 33 -1.06"
193009 - 193104 15.98" 6 -2.73"
193109 - 193204 19.81" 86 1.10"
193209 - 193304 18.78" 58 0.07"
193309 - 193404 15.35" 2 -3.36"
193409 - 193504 19.05" 67 0.34"
193509 - 193604 17.49" 30 -1.22"
193609 - 193704 19.70" 83 0.99"
193709 - 193804 19.71" 84 1.00"
193809 - 193904 17.12" 24 -1.59"
193909 - 194004 16.31" 10 -2.40"
194009 - 194104 18.47" 49 -0.24"
194109 - 194204 20.34" 93 1.63"
194209 - 194304 18.64" 53 -0.07"
194309 - 194404 17.84" 35 -0.87"
194409 - 194504 19.19" 70 0.48"
194509 - 194604 19.31" 74 0.60"
194609 - 194704 19.12" 68 0.41"
194709 - 194804 19.27" 72 0.56"
194809 - 194904 19.45" 77 0.74"
194909 - 195004 18.59" 51 -0.12"
195009 - 195104 18.18" 41 -0.53"
195109 - 195204 20.19" 89 1.48"
195209 - 195304 16.94" 22 -1.77"
195309 - 195404 15.89" 5 -2.82"
195409 - 195504 16.22" 8 -2.49"
195509 - 195604 17.09" 23 -1.62"
195609 - 195704 17.17" 25 -1.54"
195709 - 195804 21.57" 105 2.86"
195809 - 195904 16.70" 13 -2.01"
195909 - 196004 19.38" 75 0.67"
196009 - 196104 18.28" 43 -0.43"
196109 - 196204 19.01" 66 0.30"
196209 - 196304 16.81" 17 -1.90"
196309 - 196404 17.42" 27 -1.29"
196409 - 196504 18.79" 59 0.08"
196509 - 196604 17.94" 38 -0.77"
196609 - 196704 16.82" 18 -1.89"
196709 - 196804 17.77" 34 -0.94"
196809 - 196904 19.75" 85 1.04"
196909 - 197004 18.71" 57 0.00"
197009 - 197104 18.70" 56 -0.01"
197109 - 197204 19.31" 74 0.60"
197209 - 197304 23.33" 110 4.62"
197309 - 197404 22.10" 106 3.39"
197409 - 197504 20.62" 95 1.91"
197509 - 197604 17.86" 36 -0.85"
197609 - 197704 15.54" 3 -3.17"
197709 - 197804 20.74" 98 2.03"
197809 - 197904 20.46" 94 1.75"
197909 - 198004 19.25" 71 0.54"
198009 - 198104 15.54" 3 -3.17"
198109 - 198204 19.70" 83 0.99"
198209 - 198304 23.19" 109 4.48"
198309 - 198404 21.39" 104 2.68"
198409 - 198504 18.87" 63 0.16"
198509 - 198604 19.67" 78 0.96"
198609 - 198704 19.97" 87 1.26"
198709 - 198804 16.61" 11 -2.10"
198809 - 198904 17.86" 36 -0.85"
198909 - 199004 18.31" 45 -0.40"
199009 - 199104 20.27" 90 1.56"
199109 - 199204 18.86" 62 0.15"
199209 - 199304 21.21" 102 2.50"
199309 - 199404 18.42" 48 -0.29"
199409 - 199504 20.69" 96 1.98"
199509 - 199604 18.96" 64 0.25"
199609 - 199704 22.85" 108 4.14"
199709 - 199804 22.14" 107 3.43"
199809 - 199904 20.30" 92 1.59"
199909 - 200004 16.28" 9 -2.43"
200009 - 200104 17.61" 32 -1.10"
200109 - 200204 17.44" 28 -1.27"
200209 - 200304 19.68" 79 0.97"
200309 - 200404 18.51" 50 -0.20"
200409 - 200504 21.05" 101 2.34"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/