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 (7.79")
1901-1944 Base Period
189503 - 189505 6.86" 9 -0.93"
189603 - 189605 7.96" 30 0.17"
189703 - 189705 8.16" 33 0.37"
189803 - 189805 7.67" 23 -0.12"
189903 - 189905 7.34" 17 -0.45"
190003 - 190005 8.14" 32 0.35"
190103 - 190105 7.48" 18 -0.31"
190203 - 190205 7.75" 25 -0.04"
190303 - 190305 8.01" 31 0.22"
190403 - 190405 7.81" 28 0.02"
190503 - 190505 9.48" 48 1.69"
190603 - 190605 8.50" 40 0.71"
190703 - 190705 8.22" 34 0.43"
190803 - 190805 9.00" 43 1.21"
190903 - 190905 7.53" 19 -0.26"
191003 - 191005 5.67" 2 -2.12"
191103 - 191105 6.53" 6 -1.26"
191203 - 191205 9.62" 49 1.83"
191303 - 191305 7.55" 21 -0.24"
191403 - 191405 7.06" 13 -0.73"
191503 - 191505 7.72" 24 -0.07"
191603 - 191605 7.10" 14 -0.69"
191703 - 191705 7.80" 27 0.01"
191803 - 191805 7.26" 16 -0.53"
191903 - 191905 8.32" 35 0.53"
192003 - 192005 8.87" 42 1.08"
192103 - 192105 7.86" 29 0.07"
192203 - 192205 9.65" 50 1.86"
192303 - 192305 8.39" 36 0.60"
192403 - 192405 6.90" 11 -0.89"
192503 - 192505 5.58" 1 -2.21"
192603 - 192605 6.70" 8 -1.09"
192703 - 192705 8.63" 41 0.84"
192803 - 192805 7.65" 22 -0.14"
192903 - 192905 9.25" 46 1.46"
193003 - 193005 6.98" 12 -0.81"
193103 - 193105 6.67" 7 -1.12"
193203 - 193205 6.87" 10 -0.92"
193303 - 193305 8.40" 38 0.61"
193403 - 193405 5.92" 3 -1.87"
193503 - 193505 9.19" 44 1.40"
193603 - 193605 6.35" 4 -1.44"
193703 - 193705 7.16" 15 -0.63"
193803 - 193805 9.23" 45 1.44"
193903 - 193905 6.43" 5 -1.36"
194003 - 194005 7.53" 19 -0.26"
194103 - 194105 7.77" 26 -0.02"
194203 - 194205 8.46" 39 0.67"
194303 - 194305 8.40" 38 0.61"
194403 - 194405 9.33" 47 1.54"

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/