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 (88.08")
1901-1941 Base Period
189505 - 189804 86.83" 19 -1.25"
189605 - 189904 89.08" 26 1.00"
189705 - 190004 86.71" 18 -1.37"
189805 - 190104 89.33" 29 1.25"
189905 - 190204 86.24" 15 -1.84"
190005 - 190304 89.24" 28 1.16"
190105 - 190404 88.14" 24 0.06"
190205 - 190504 89.45" 30 1.37"
190305 - 190604 89.20" 27 1.12"
190405 - 190704 93.27" 41 5.19"
190505 - 190804 95.61" 44 7.53"
190605 - 190904 94.10" 43 6.02"
190705 - 191004 89.93" 35 1.85"
190805 - 191104 85.53" 11 -2.55"
190905 - 191204 86.09" 13 -1.99"
191005 - 191304 87.38" 21 -0.70"
191105 - 191404 89.87" 34 1.79"
191205 - 191504 87.90" 23 -0.18"
191305 - 191604 91.39" 38 3.31"
191405 - 191704 91.00" 37 2.92"
191505 - 191804 86.99" 20 -1.09"
191605 - 191904 83.44" 4 -4.64"
191705 - 192004 86.63" 17 -1.45"
191805 - 192104 92.23" 39 4.15"
191905 - 192204 93.18" 40 5.10"
192005 - 192304 89.63" 32 1.55"
192105 - 192404 89.47" 31 1.39"
192205 - 192504 84.81" 8 -3.27"
192305 - 192604 84.50" 5 -3.58"
192405 - 192704 86.24" 15 -1.84"
192505 - 192804 90.66" 36 2.58"
192605 - 192904 93.72" 42 5.64"
192705 - 193004 89.71" 33 1.63"
192805 - 193104 84.58" 6 -3.50"
192905 - 193204 83.06" 1 -5.02"
193005 - 193304 84.61" 7 -3.47"
193105 - 193404 85.26" 10 -2.82"
193205 - 193504 83.37" 3 -4.71"
193305 - 193604 83.17" 2 -4.91"
193405 - 193704 85.67" 12 -2.41"
193505 - 193804 88.21" 25 0.13"
193605 - 193904 87.58" 22 -0.50"
193705 - 194004 86.10" 14 -1.98"
193805 - 194104 84.92" 9 -3.16"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/