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 (51.48°F)
1901-1909 Base Period
189501 - 189912 51.27°F 4 -0.21°F
189601 - 190012 51.75°F 11 0.27°F
189701 - 190112 51.73°F 9 0.25°F
189801 - 190212 51.74°F 10 0.26°F
189901 - 190312 51.57°F 7 0.09°F
190001 - 190412 51.60°F 8 0.12°F
190101 - 190512 51.25°F 3 -0.23°F
190201 - 190612 51.22°F 2 -0.26°F
190301 - 190712 51.20°F 1 -0.28°F
190401 - 190812 51.49°F 5 0.01°F
190501 - 190912 51.54°F 6 0.06°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2019, retrieved on October 14, 2019 from https://www.ncdc.noaa.gov/cag/