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.


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Download: xml csv json
Dates Value Rank Departure From Mean (7.11")
1901-1920 Base Period
189502 - 189504 5.39" 2 -1.72"
189602 - 189604 7.05" 14 -0.06"
189702 - 189704 8.83" 26 1.72"
189802 - 189804 6.09" 4 -1.02"
189902 - 189904 6.88" 10 -0.23"
190002 - 190004 8.21" 24 1.10"
190102 - 190104 6.95" 12 -0.16"
190202 - 190204 7.31" 16 0.20"
190302 - 190304 8.03" 22 0.92"
190402 - 190404 7.65" 18 0.54"
190502 - 190504 8.09" 23 0.98"
190602 - 190604 7.06" 15 -0.05"
190702 - 190704 6.59" 6 -0.52"
190802 - 190804 7.68" 19 0.57"
190902 - 190904 7.37" 17 0.26"
191002 - 191004 5.19" 1 -1.92"
191102 - 191104 6.69" 9 -0.42"
191202 - 191204 8.63" 25 1.52"
191302 - 191304 6.94" 11 -0.17"
191402 - 191404 6.66" 8 -0.45"
191502 - 191504 6.60" 7 -0.51"
191602 - 191604 5.99" 3 -1.12"
191702 - 191704 6.97" 13 -0.14"
191802 - 191804 6.39" 5 -0.72"
191902 - 191904 7.76" 21 0.65"
192002 - 192004 7.69" 20 0.58"

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/