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
Date Value Rank Departure From Mean (2.78")
1901-2000 Base Period
189507 3.00" 89 0.22"
189607 3.22" 108 0.44"
189707 2.93" 78 0.15"
189807 2.88" 71 0.10"
189907 2.95" 82 0.17"
190007 3.07" 98 0.29"
190107 2.32" 12 -0.46"
190207 3.09" 103 0.31"
190307 2.97" 85 0.19"
190407 2.93" 78 0.15"
190507 3.52" 114 0.74"
190607 3.30" 111 0.52"
190707 3.00" 89 0.22"
190807 3.01" 90 0.23"
190907 3.03" 91 0.25"
191007 2.59" 31 -0.19"
191107 2.86" 69 0.08"
191207 2.99" 86 0.21"
191307 2.64" 36 -0.14"
191407 2.45" 20 -0.33"
191507 3.57" 115 0.79"
191607 3.22" 108 0.44"
191707 2.51" 23 -0.27"
191807 2.33" 13 -0.45"
191907 3.04" 92 0.26"
192007 2.70" 44 -0.08"
192107 2.86" 69 0.08"
192207 2.89" 73 0.11"
192307 2.70" 44 -0.08"
192407 2.37" 15 -0.41"
192507 2.65" 38 -0.13"
192607 2.86" 69 0.08"
192707 2.84" 63 0.06"
192807 3.07" 98 0.29"
192907 2.57" 27 -0.21"
193007 1.79" 1 -0.99"
193107 2.71" 49 -0.07"
193207 2.60" 32 -0.18"
193307 2.83" 62 0.05"
193407 2.07" 5 -0.71"
193507 2.65" 38 -0.13"
193607 2.31" 10 -0.47"
193707 2.62" 35 -0.16"
193807 3.34" 113 0.56"
193907 2.36" 14 -0.42"
194007 2.50" 22 -0.28"
194107 3.15" 106 0.37"
194207 2.52" 25 -0.26"
194307 2.57" 27 -0.21"
194407 2.31" 10 -0.47"
194507 3.05" 94 0.27"
194607 2.57" 27 -0.21"
194707 1.99" 3 -0.79"
194807 3.06" 95 0.28"
194907 3.08" 99 0.30"
195007 3.86" 118 1.08"
195107 2.85" 64 0.07"
195207 2.39" 16 -0.39"
195307 2.65" 38 -0.13"
195407 2.01" 4 -0.77"
195507 2.92" 75 0.14"
195607 2.78" 58 0.00"
195707 2.28" 8 -0.50"
195807 3.86" 118 1.08"
195907 2.94" 80 0.16"
196007 2.68" 42 -0.10"
196107 3.11" 104 0.33"
196207 2.91" 74 0.13"
196307 2.69" 43 -0.09"
196407 2.61" 34 -0.17"
196507 2.73" 53 -0.05"
196607 2.41" 17 -0.37"
196707 2.89" 73 0.11"
196807 2.77" 57 -0.01"
196907 3.09" 103 0.31"
197007 2.41" 17 -0.37"
197107 3.00" 89 0.22"
197207 2.93" 78 0.15"
197307 2.96" 83 0.18"
197407 2.14" 7 -0.64"
197507 2.97" 85 0.19"
197607 2.74" 54 -0.04"
197707 2.56" 26 -0.22"
197807 2.75" 55 -0.03"
197907 3.30" 111 0.52"
198007 1.97" 2 -0.81"
198107 3.09" 103 0.31"
198207 2.95" 82 0.17"
198307 2.08" 6 -0.70"
198407 2.83" 62 0.05"
198507 2.72" 51 -0.06"
198607 2.75" 55 -0.03"
198707 2.83" 62 0.05"
198807 2.70" 44 -0.08"
198907 2.86" 69 0.08"
199007 2.94" 80 0.16"
199107 2.70" 44 -0.08"
199207 3.65" 116 0.87"
199307 3.30" 111 0.52"
199407 3.09" 103 0.31"
199507 2.65" 38 -0.13"
199607 3.12" 105 0.34"
199707 2.71" 49 -0.07"
199807 2.86" 69 0.08"
199907 2.58" 30 -0.20"
200007 2.30" 9 -0.48"
200107 2.72" 51 -0.06"
200207 2.60" 32 -0.18"
200307 2.64" 36 -0.14"
200407 3.05" 94 0.27"
200507 2.70" 44 -0.08"
200607 2.46" 21 -0.32"
200707 2.88" 71 0.10"
200807 2.80" 59 0.02"
200907 3.07" 98 0.29"
201007 3.32" 112 0.54"
201107 2.44" 19 -0.34"
201207 2.51" 23 -0.27"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 24, 2019 from https://www.ncdc.noaa.gov/cag/