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 (12.19")
1901-1971 Base Period
189501 - 189505 11.59" 18 -0.60"
189601 - 189605 12.41" 45 0.22"
189701 - 189705 13.34" 67 1.15"
189801 - 189805 11.75" 25 -0.44"
189901 - 189905 12.23" 39 0.04"
190001 - 190005 12.40" 44 0.21"
190101 - 190105 11.60" 19 -0.59"
190201 - 190205 11.76" 26 -0.43"
190301 - 190305 13.31" 66 1.12"
190401 - 190405 12.05" 38 -0.14"
190501 - 190505 14.01" 75 1.82"
190601 - 190605 12.75" 54 0.56"
190701 - 190705 12.79" 55 0.60"
190801 - 190805 13.63" 72 1.44"
190901 - 190905 13.15" 63 0.96"
191001 - 191005 9.93" 3 -2.26"
191101 - 191105 11.10" 9 -1.09"
191201 - 191205 13.47" 68 1.28"
191301 - 191305 12.32" 40 0.13"
191401 - 191405 11.64" 22 -0.55"
191501 - 191505 13.24" 64 1.05"
191601 - 191605 12.66" 50 0.47"
191701 - 191705 11.80" 28 -0.39"
191801 - 191805 11.39" 17 -0.80"
191901 - 191905 12.87" 57 0.68"
192001 - 192005 12.69" 53 0.50"
192101 - 192105 11.74" 24 -0.45"
192201 - 192205 14.12" 76 1.93"
192301 - 192305 12.69" 53 0.50"
192401 - 192405 10.73" 6 -1.46"
192501 - 192505 9.65" 2 -2.54"
192601 - 192605 11.11" 10 -1.08"
192701 - 192705 13.12" 62 0.93"
192801 - 192805 10.77" 7 -1.42"
192901 - 192905 13.63" 72 1.44"
193001 - 193005 11.30" 14 -0.89"
193101 - 193105 10.07" 4 -2.12"
193201 - 193205 12.35" 41 0.16"
193301 - 193305 12.59" 48 0.40"
193401 - 193405 9.39" 1 -2.80"
193501 - 193505 13.29" 65 1.10"
193601 - 193605 11.85" 29 -0.34"
193701 - 193705 13.03" 59 0.84"
193801 - 193805 13.75" 73 1.56"
193901 - 193905 11.85" 29 -0.34"
194001 - 194005 12.44" 46 0.25"
194101 - 194105 11.62" 21 -0.57"
194201 - 194205 12.04" 37 -0.15"
194301 - 194305 11.88" 31 -0.31"
194401 - 194405 13.87" 74 1.68"
194501 - 194505 13.59" 70 1.40"
194601 - 194605 12.68" 51 0.49"
194701 - 194705 11.93" 33 -0.26"
194801 - 194805 12.83" 56 0.64"
194901 - 194905 13.10" 61 0.91"
195001 - 195005 13.04" 60 0.85"
195101 - 195105 11.93" 33 -0.26"
195201 - 195205 12.46" 47 0.27"
195301 - 195305 13.53" 69 1.34"
195401 - 195405 11.28" 13 -0.91"
195501 - 195505 11.30" 14 -0.89"
195601 - 195605 11.38" 16 -0.81"
195701 - 195705 14.61" 77 2.42"
195801 - 195805 12.89" 58 0.70"
195901 - 195905 12.02" 36 -0.17"
196001 - 196005 11.99" 35 -0.20"
196101 - 196105 12.60" 49 0.41"
196201 - 196205 11.70" 23 -0.49"
196301 - 196305 10.43" 5 -1.76"
196401 - 196405 12.36" 42 0.17"
196501 - 196505 11.89" 32 -0.30"
196601 - 196605 11.04" 8 -1.15"
196701 - 196705 11.12" 11 -1.07"
196801 - 196805 11.60" 19 -0.59"
196901 - 196905 12.39" 43 0.20"
197001 - 197005 11.79" 27 -0.40"
197101 - 197105 11.26" 12 -0.93"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/