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 (42.48°F)
1901-1902 Base Period
189509 - 189603 41.69°F 3 -0.79°F
189609 - 189703 41.30°F 2 -1.18°F
189709 - 189803 42.90°F 6 0.42°F
189809 - 189903 39.55°F 1 -2.93°F
189909 - 190003 43.07°F 7 0.59°F
190009 - 190103 42.81°F 5 0.33°F
190109 - 190203 42.14°F 4 -0.34°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published November 2019, retrieved on November 18, 2019 from https://www.ncdc.noaa.gov/cag/